| 2022-12 Criminal damage and arson. Investigation complete; no suspect identified | |
| 2022-12 Anti-social behaviour. | Victoria Road |
| 2022-12 Bicycle theft. | Harpenden (Station) |
| 2022-12 Bicycle theft. | Harpenden (Station) |
| 2022-12 Bicycle theft. | Harpenden (Station) |
| 2022-12 Bicycle theft. | Harpenden (Station) |
| 2022-12 Bicycle theft. | Harpenden (Station) |
| 2022-12 Other theft. | Harpenden (Station) |
| 2022-12 Violence and sexual offences. | Harpenden (Station) |
| 2022-11 Bicycle theft. | Harpenden (Station) |
| 2022-11 Bicycle theft. | Harpenden (Station) |
| 2022-11 Vehicle crime. | Harpenden (Station) |
| 2022-11 Anti-social behaviour. | Victoria Road |
| 2022-11 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2022-11 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2022-11 Anti-social behaviour. | Station Approach |
| 2022-11 Vehicle crime. Under investigation | Station Approach |
| 2022-11 Other crime. Unable to prosecute suspect | Station Approach |
| 2022-11 Anti-social behaviour. | Harpenden |
| 2022-10 Bicycle theft. Under investigation | Harpenden |
| 2022-10 Anti-social behaviour. | Copper Beeches |
| 2022-10 Violence and sexual offences. Under investigation | Copper Beeches |
| 2022-10 Possession of weapons. Awaiting court outcome | Station Approach |
| 2022-10 Bicycle theft. Investigation complete; no suspect identified | Victoria Road |
| 2022-10 Public order. Unable to prosecute suspect | Victoria Road |
| 2022-10 Shoplifting. Under investigation | Victoria Road |
| 2022-10 Anti-social behaviour. | |
| 2022-10 Shoplifting. Under investigation | |
| 2022-10 Criminal damage and arson. Awaiting court outcome | |
| 2022-10 Violence and sexual offences. Awaiting court outcome | |
| 2022-10 Violence and sexual offences. Awaiting court outcome | |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Bicycle theft. | Harpenden (Station) |
| 2022-10 Other theft. | Harpenden (Station) |
| 2022-10 Other theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Bicycle theft. | Harpenden (Station) |
| 2022-09 Vehicle crime. | Harpenden (Station) |
| 2022-09 Bicycle theft. Under investigation | Station Approach |
| 2022-09 Shoplifting. Investigation complete; no suspect identified | Victoria Road |
| 2022-09 Shoplifting. Investigation complete; no suspect identified | Victoria Road |
| 2022-09 Violence and sexual offences. Under investigation | Copper Beeches |
| 2022-09 Criminal damage and arson. Investigation complete; no suspect identified | Poets Court |
| 2022-08 Anti-social behaviour. | |
| 2022-08 Bicycle theft. Under investigation | |
| 2022-08 Bicycle theft. Under investigation | |
| 2022-08 Shoplifting. Unable to prosecute suspect | |
| 2022-08 Shoplifting. Investigation complete; no suspect identified | |
| 2022-08 Vehicle crime. Under investigation | Station Approach |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Bicycle theft. | Harpenden (Station) |
| 2022-08 Criminal damage and arson. | Harpenden (Station) |
| 2022-08 Public order. | Harpenden (Station) |
| 2022-08 Vehicle crime. | Harpenden (Station) |
| 2022-08 Vehicle crime. | Harpenden (Station) |
| 2022-08 Vehicle crime. | Harpenden (Station) |
| 2022-08 Other crime. | Harpenden (Station) |
| 2022-08 Other crime. | Harpenden (Station) |
| 2022-07 Other crime. Status update unavailable | Station Approach |
| 2022-07 Bicycle theft. Status update unavailable | |
| 2022-07 Bicycle theft. | Harpenden (Station) |
| 2022-07 Other crime. Awaiting court outcome | |
| 2022-06 Vehicle crime. Investigation complete; no suspect identified | Stakers Court |
| 2022-06 Drugs. Formal action is not in the public interest | Victoria Road |
| 2022-06 Public order. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2022-05 Shoplifting. Unable to prosecute suspect | Station Approach |
| 2022-05 Drugs. | Harpenden (Station) |
| 2022-05 Possession of weapons. | Harpenden (Station) |
| 2022-05 Violence and sexual offences. | Harpenden (Station) |
| 2022-05 Other theft. Investigation complete; no suspect identified | Stakers Court |
| 2022-04 Anti-social behaviour. | Station Approach |
| 2022-04 Other crime. Awaiting court outcome | Station Approach |
| 2022-04 Bicycle theft. | Harpenden (Station) |
| 2022-04 Other theft. Unable to prosecute suspect | Victoria Road |
| 2022-04 Anti-social behaviour. | Arden Grove |
| 2022-03 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2022-03 Bicycle theft. | Harpenden (Station) |
| 2022-03 Violence and sexual offences. | Harpenden (Station) |
| 2022-03 Vehicle crime. Status update unavailable | Stakers Court |
| 2022-03 Vehicle crime. Investigation complete; no suspect identified | Stakers Court |
| 2022-03 Anti-social behaviour. | Copper Beeches |
| 2022-02 Anti-social behaviour. | Copper Beeches |
| 2022-02 Bicycle theft. | Harpenden (Station) |
| 2022-02 Vehicle crime. | Harpenden (Station) |
| 2022-02 Burglary. Unable to prosecute suspect | Victoria Road |
| 2022-02 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2022-01 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2022-01 Anti-social behaviour. | Conference/Exhibition Centre |
| 2021-12 Burglary. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2021-12 Public order. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2021-12 Criminal damage and arson. Investigation complete; no suspect identified | Police Station |
| 2021-12 Other theft. Investigation complete; no suspect identified | Victoria Road |
| 2021-12 Drugs. Status update unavailable | Station Approach |
| 2021-12 Violence and sexual offences. | Harpenden (Station) |
| 2021-11 Anti-social behaviour. | Parking Area |
| 2021-11 Anti-social behaviour. | Copper Beeches |
| 2021-11 Bicycle theft. Investigation complete; no suspect identified | Station Approach |
| 2021-11 Other theft. Investigation complete; no suspect identified | Victoria Road |
| 2021-11 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2021-11 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2021-11 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2021-11 Anti-social behaviour. | Police Station |
| 2021-11 Violence and sexual offences. Unable to prosecute suspect | Police Station |
| 2021-11 Burglary. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2021-10 Anti-social behaviour. | Victoria Road |
| 2021-10 Violence and sexual offences. Offender given a caution | Victoria Road |
| 2021-10 Anti-social behaviour. | Conference/Exhibition Centre |
| 2021-10 Burglary. Investigation complete; no suspect identified | Arden Grove |
| 2021-10 Other theft. | Harpenden (Station) |
| 2021-10 Violence and sexual offences. | Harpenden (Station) |
| 2021-09 Bicycle theft. | Harpenden (Station) |
| 2021-09 Other theft. | Harpenden (Station) |
| 2021-09 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2021-09 Drugs. Status update unavailable | Conference/Exhibition Centre |
| 2021-09 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2021-09 Other crime. Unable to prosecute suspect | Victoria Road |
| 2021-09 Anti-social behaviour. | Arden Grove |
| 2021-09 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2021-09 Burglary. Investigation complete; no suspect identified | Parking Area |
| 2021-08 Anti-social behaviour. | Copper Beeches |
| 2021-08 Bicycle theft. Status update unavailable | Victoria Road |
| 2021-08 Violence and sexual offences. | Harpenden (Station) |
| 2021-08 Violence and sexual offences. | Harpenden (Station) |
| 2021-07 Bicycle theft. | Harpenden (Station) |
| 2021-07 Bicycle theft. | Harpenden (Station) |
| 2021-07 Bicycle theft. Offender given a caution | Station Approach |
| 2021-07 Other crime. Unable to prosecute suspect | Arden Grove |
| 2021-07 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2021-07 Criminal damage and arson. Investigation complete; no suspect identified | Police Station |
| 2021-06 Bicycle theft. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2021-06 Bicycle theft. | Harpenden (Station) |
| 2021-06 Public order. | Harpenden (Station) |
| 2021-06 Public order. | Harpenden (Station) |
| 2021-05 Bicycle theft. | Harpenden (Station) |
| 2021-05 Bicycle theft. | Harpenden (Station) |
| 2021-05 Bicycle theft. | Harpenden (Station) |
| 2021-05 Criminal damage and arson. | Harpenden (Station) |
| 2021-05 Other theft. | Harpenden (Station) |
| 2021-05 Violence and sexual offences. | Harpenden (Station) |
| 2021-05 Criminal damage and arson. Investigation complete; no suspect identified | Victoria Road |
| 2021-05 Vehicle crime. Investigation complete; no suspect identified | Arden Grove |
| 2021-04 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2021-04 Criminal damage and arson. Unable to prosecute suspect | Victoria Road |
| 2021-03 Possession of weapons. Unable to prosecute suspect | Arden Grove |
| 2021-03 Burglary. Investigation complete; no suspect identified | Arden Grove |
| 2021-03 Other crime. Unable to prosecute suspect | Victoria Road |
| 2021-03 Burglary. | Harpenden (Station) |
| 2021-02 Bicycle theft. Status update unavailable | Station Approach |
| 2021-02 Burglary. Status update unavailable | Station Approach |
| 2021-02 Burglary. | Harpenden (Station) |
| 2021-02 Burglary. Status update unavailable | Station Approach |
| 2021-02 Burglary. Status update unavailable | Conference/Exhibition Centre |
| 2021-01 Burglary. Investigation complete; no suspect identified | Station Approach |
| 2021-01 Bicycle theft. | Harpenden (Station) |
| 2021-01 Robbery. | Harpenden (Station) |
| 2021-01 Violence and sexual offences. | Harpenden (Station) |
| 2021-01 Theft from the person. Unable to prosecute suspect | Copper Beeches |
| 2020-12 Violence and sexual offences. | Harpenden (Station) |
| 2020-12 Anti-social behaviour. | Station Approach |
| 2020-12 Shoplifting. Unable to prosecute suspect | Victoria Road |
| 2020-12 Violence and sexual offences. Offender given a caution | Conference/Exhibition Centre |
| 2020-11 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2020-11 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2020-10 Other theft. Unable to prosecute suspect | Victoria Road |
| 2020-10 Violence and sexual offences. Investigation complete; no suspect identified | Station Approach |
| 2020-10 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2020-10 Other crime. Unable to prosecute suspect | Arden Grove |
| 2020-10 Bicycle theft. | Harpenden (Station) |
| 2020-10 Violence and sexual offences. | Harpenden (Station) |
| 2020-09 Criminal damage and arson. | Harpenden (Station) |
| 2020-09 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2020-09 Anti-social behaviour. | Police Station |
| 2020-09 Other theft. Investigation complete; no suspect identified | Stakers Court |
| 2020-08 Bicycle theft. | Harpenden (Station) |
| 2020-08 Violence and sexual offences. Unable to prosecute suspect | Poets Court |
| 2020-08 Violence and sexual offences. Unable to prosecute suspect | Poets Court |
| 2020-08 Public order. Status update unavailable | Police Station |
| 2020-08 Anti-social behaviour. | Conference/Exhibition Centre |
| 2020-08 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2020-08 Shoplifting. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2020-07 Public order. Investigation complete; no suspect identified | Victoria Road |
| 2020-07 Violence and sexual offences. Offender given a caution | Conference/Exhibition Centre |
| 2020-07 Anti-social behaviour. | Station Approach |
| 2020-07 Bicycle theft. Investigation complete; no suspect identified | Station Approach |
| 2020-07 Bicycle theft. | Harpenden (Station) |
| 2020-07 Vehicle crime. Investigation complete; no suspect identified | Stakers Court |
| 2020-06 Vehicle crime. Investigation complete; no suspect identified | Copper Beeches |
| 2020-06 Anti-social behaviour. | Station Approach |
| 2020-06 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2020-06 Other crime. Investigation complete; no suspect identified | Police Station |
| 2020-06 Anti-social behaviour. | Arden Grove |
| 2020-05 Anti-social behaviour. | Station Approach |
| 2020-04 Drugs. Court result unavailable | Police Station |
| 2020-04 Anti-social behaviour. | Victoria Road |
| 2020-04 Anti-social behaviour. | Victoria Road |
| 2020-03 Other crime. Court result unavailable | Police Station |
| 2020-03 Other crime. Court result unavailable | Station Approach |
| 2020-03 Public order. | Harpenden (Station) |
| 2020-03 Public order. | Harpenden (Station) |
| 2020-02 Criminal damage and arson. Investigation complete; no suspect identified | Stakers Court |
| 2020-02 Criminal damage and arson. | Harpenden (Station) |
| 2020-02 Other crime. Local resolution | Conference/Exhibition Centre |
| 2020-02 Robbery. Court result unavailable | Conference/Exhibition Centre |
| 2020-02 Public order. Court result unavailable | Arden Grove |
| 2020-01 Anti-social behaviour. | Victoria Road |
| 2020-01 Anti-social behaviour. | Police Station |
| 2020-01 Violence and sexual offences. | Harpenden (Station) |
| 2020-01 Theft from the person. | Harpenden (Station) |
| 2020-01 Public order. | Harpenden (Station) |
| 2020-01 Public order. | Harpenden (Station) |
| 2020-01 Other theft. | Harpenden (Station) |
| 2020-01 Drugs. | Harpenden (Station) |
| 2020-01 Bicycle theft. | Harpenden (Station) |
| 2019-12 Bicycle theft. | Harpenden (Station) |
| 2019-12 Bicycle theft. | Harpenden (Station) |
| 2019-12 Criminal damage and arson. | Harpenden (Station) |
| 2019-12 Theft from the person. | Harpenden (Station) |
| 2019-12 Vehicle crime. | Harpenden (Station) |
| 2019-12 Anti-social behaviour. | Victoria Road |
| 2019-12 Vehicle crime. Investigation complete; no suspect identified | Arden Grove |
| 2019-12 Criminal damage and arson. Unable to prosecute suspect | Copper Beeches |
| 2019-11 Bicycle theft. | Harpenden (Station) |
| 2019-11 Bicycle theft. | Harpenden (Station) |
| 2019-11 Bicycle theft. | Harpenden (Station) |
| 2019-11 Other theft. | Harpenden (Station) |
| 2019-11 Public order. | Harpenden (Station) |
| 2019-11 Public order. | Harpenden (Station) |
| 2019-11 Anti-social behaviour. | Arden Grove |
| 2019-11 Public order. Investigation complete; no suspect identified | Arden Grove |
| 2019-11 Other crime. Unable to prosecute suspect | Arden Grove |
| 2019-11 Possession of weapons. Court result unavailable | Conference/Exhibition Centre |
| 2019-11 Anti-social behaviour. | Station Approach |
| 2019-10 Public order. Status update unavailable | Station Approach |
| 2019-10 Bicycle theft. | Harpenden (Station) |
| 2019-10 Bicycle theft. | Harpenden (Station) |
| 2019-10 Bicycle theft. | Harpenden (Station) |
| 2019-10 Bicycle theft. | Harpenden (Station) |
| 2019-10 Bicycle theft. | Harpenden (Station) |
| 2019-10 Possession of weapons. | Harpenden (Station) |
| 2019-10 Public order. | Harpenden (Station) |
| 2019-10 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-10 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-10 Anti-social behaviour. | Police Station |
| 2019-10 Public order. Unable to prosecute suspect | Victoria Road |
| 2019-10 Shoplifting. Status update unavailable | Victoria Road |
| 2019-10 Theft from the person. Status update unavailable | Victoria Road |
| 2019-10 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2019-09 Violence and sexual offences. Local resolution | Arden Grove |
| 2019-09 Other theft. Investigation complete; no suspect identified | Police Station |
| 2019-09 Other theft. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-09 Shoplifting. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-09 Anti-social behaviour. | Victoria Road |
| 2019-09 Criminal damage and arson. Investigation complete; no suspect identified | Stakers Court |
| 2019-09 Bicycle theft. | Harpenden (Station) |
| 2019-09 Public order. | Harpenden (Station) |
| 2019-09 Violence and sexual offences. | Harpenden (Station) |
| 2019-09 Violence and sexual offences. | Harpenden (Station) |
| 2019-08 Drugs. Court result unavailable | Conference/Exhibition Centre |
| 2019-08 Anti-social behaviour. | Arden Grove |
| 2019-08 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Bicycle theft. | Harpenden (Station) |
| 2019-08 Vehicle crime. | Harpenden (Station) |
| 2019-08 Bicycle theft. Status update unavailable | Station Approach |
| 2019-08 Bicycle theft. Investigation complete; no suspect identified | Station Approach |
| 2019-07 Anti-social behaviour. | Station Approach |
| 2019-07 Other theft. Investigation complete; no suspect identified | Station Approach |
| 2019-07 Vehicle crime. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-07 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2019-07 Anti-social behaviour. | Police Station |
| 2019-07 Anti-social behaviour. | Conference/Exhibition Centre |
| 2019-07 Anti-social behaviour. | Parking Area |
| 2019-07 Bicycle theft. | Harpenden (Station) |
| 2019-07 Bicycle theft. | Harpenden (Station) |
| 2019-07 Other theft. | Harpenden (Station) |
| 2019-07 Violence and sexual offences. | Harpenden (Station) |
| 2019-07 Public order. Unable to prosecute suspect | Copper Beeches |
| 2019-06 Bicycle theft. Investigation complete; no suspect identified | Copper Beeches |
| 2019-06 Burglary. Investigation complete; no suspect identified | Victoria Road |
| 2019-06 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2019-06 Shoplifting. Unable to prosecute suspect | Arden Grove |
| 2019-06 Shoplifting. Unable to prosecute suspect | Arden Grove |
| 2019-06 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2019-06 Bicycle theft. | Harpenden (Station) |
| 2019-06 Other theft. | Harpenden (Station) |
| 2019-06 Violence and sexual offences. | Harpenden (Station) |
| 2019-05 Theft from the person. | Harpenden (Station) |
| 2019-05 Public order. | Harpenden (Station) |
| 2019-05 Criminal damage and arson. | Harpenden (Station) |
| 2019-05 Bicycle theft. | Harpenden (Station) |
| 2019-05 Bicycle theft. | Harpenden (Station) |
| 2019-05 Bicycle theft. | Harpenden (Station) |
| 2019-05 Anti-social behaviour. | Arden Grove |
| 2019-05 Anti-social behaviour. | Arden Grove |
| 2019-05 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2019-05 Vehicle crime. Investigation complete; no suspect identified | Arden Grove |
| 2019-05 Bicycle theft. Status update unavailable | Station Approach |
| 2019-05 Burglary. Investigation complete; no suspect identified | Victoria Road |
| 2019-05 Violence and sexual offences. Status update unavailable | Victoria Road |
| 2019-05 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2019-05 Other theft. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-05 Violence and sexual offences. Unable to prosecute suspect | Police Station |
| 2019-05 Criminal damage and arson. Investigation complete; no suspect identified | Copper Beeches |
| 2019-05 Criminal damage and arson. Investigation complete; no suspect identified | Copper Beeches |
| 2019-05 Other crime. Status update unavailable | Stakers Court |
| 2019-04 Vehicle crime. Court result unavailable | Stakers Court |
| 2019-04 Bicycle theft. | Harpenden (Station) |
| 2019-04 Criminal damage and arson. | Harpenden (Station) |
| 2019-04 Violence and sexual offences. | Harpenden (Station) |
| 2019-04 Burglary. Investigation complete; no suspect identified | Poets Court |
| 2019-04 Vehicle crime. Unable to prosecute suspect | Copper Beeches |
| 2019-04 Drugs. Offender given a drugs possession warning | Arden Grove |
| 2019-04 Violence and sexual offences. Investigation complete; no suspect identified | Arden Grove |
| 2019-04 Violence and sexual offences. Investigation complete; no suspect identified | Arden Grove |
| 2019-04 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2019-04 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2019-03 Criminal damage and arson. Investigation complete; no suspect identified | Victoria Road |
| 2019-03 Vehicle crime. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-03 Criminal damage and arson. | Harpenden (Station) |
| 2019-03 Other theft. | Harpenden (Station) |
| 2019-03 Other theft. | Harpenden (Station) |
| 2019-03 Other theft. | Harpenden (Station) |
| 2019-03 Public order. | Harpenden (Station) |
| 2019-03 Vehicle crime. | Harpenden (Station) |
| 2019-03 Violence and sexual offences. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Bicycle theft. | Harpenden (Station) |
| 2019-03 Criminal damage and arson. | Harpenden (Station) |
| 2019-03 Anti-social behaviour. | Copper Beeches |
| 2019-03 Vehicle crime. Unable to prosecute suspect | Poets Court |
| 2019-03 Other theft. Unable to prosecute suspect | Stakers Court |
| 2019-02 Violence and sexual offences. Status update unavailable | Parking Area |
| 2019-02 Vehicle crime. | Harpenden (Station) |
| 2019-02 Bicycle theft. | Harpenden (Station) |
| 2019-02 Bicycle theft. | Harpenden (Station) |
| 2019-02 Bicycle theft. | Harpenden (Station) |
| 2019-02 Bicycle theft. | Harpenden (Station) |
| 2019-02 Bicycle theft. | Harpenden (Station) |
| 2019-02 Burglary. | Harpenden (Station) |
| 2019-02 Vehicle crime. | Harpenden (Station) |
| 2019-02 Vehicle crime. | Harpenden (Station) |
| 2019-02 Vehicle crime. | Harpenden (Station) |
| 2019-02 Vehicle crime. Status update unavailable | Station Approach |
| 2019-02 Vehicle crime. Status update unavailable | Station Approach |
| 2019-02 Violence and sexual offences. Unable to prosecute suspect | Station Approach |
| 2019-02 Anti-social behaviour. | Station Approach |
| 2019-02 Drugs. Court result unavailable | Station Approach |
| 2019-02 Other theft. Status update unavailable | Station Approach |
| 2019-02 Theft from the person. Status update unavailable | Victoria Road |
| 2019-02 Vehicle crime. Investigation complete; no suspect identified | Victoria Road |
| 2019-02 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2019-02 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2019-02 Vehicle crime. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2019-02 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2019-02 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2019-02 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2019-01 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2019-01 Criminal damage and arson. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2019-01 Bicycle theft. Status update unavailable | Victoria Road |
| 2019-01 Bicycle theft. Status update unavailable | Victoria Road |
| 2019-01 Bicycle theft. | Harpenden (Station) |
| 2019-01 Bicycle theft. | Harpenden (Station) |
| 2019-01 Public order. | Harpenden (Station) |
| 2018-12 Bicycle theft. Investigation complete; no suspect identified | Victoria Road |
| 2018-12 Criminal damage and arson. Under investigation | Victoria Road |
| 2018-12 Drugs. Under investigation | Police Station |
| 2018-12 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-12 Drugs. Under investigation | Conference/Exhibition Centre |
| 2018-12 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2018-12 Bicycle theft. Under investigation | Station Approach |
| 2018-12 Bicycle theft. Under investigation | Station Approach |
| 2018-12 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-12 Other crime. | Harpenden (Station) |
| 2018-12 Bicycle theft. | Harpenden (Station) |
| 2018-11 Bicycle theft. Investigation complete; no suspect identified | Victoria Road |
| 2018-11 Burglary. Investigation complete; no suspect identified | Victoria Road |
| 2018-11 Violence and sexual offences. Under investigation | Victoria Road |
| 2018-11 Drugs. Offender given a drugs possession warning | Arden Grove |
| 2018-11 Anti-social behaviour. | Conference/Exhibition Centre |
| 2018-11 Other theft. Under investigation | Police Station |
| 2018-11 Bicycle theft. | Harpenden (Station) |
| 2018-11 Bicycle theft. | Harpenden (Station) |
| 2018-11 Theft from the person. | Harpenden (Station) |
| 2018-11 Violence and sexual offences. | Harpenden (Station) |
| 2018-11 Bicycle theft. Under investigation | Station Approach |
| 2018-11 Bicycle theft. Under investigation | Station Approach |
| 2018-11 Bicycle theft. Under investigation | Station Approach |
| 2018-11 Theft from the person. Under investigation | Station Approach |
| 2018-10 Bicycle theft. Investigation complete; no suspect identified | Station Approach |
| 2018-10 Violence and sexual offences. Investigation complete; no suspect identified | Station Approach |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Bicycle theft. | Harpenden (Station) |
| 2018-10 Other theft. | Harpenden (Station) |
| 2018-10 Public order. | Harpenden (Station) |
| 2018-10 Violence and sexual offences. | Harpenden (Station) |
| 2018-10 Other crime. | Harpenden (Station) |
| 2018-10 Bicycle theft. Under investigation | Victoria Road |
| 2018-10 Bicycle theft. Under investigation | Victoria Road |
| 2018-10 Bicycle theft. Under investigation | Victoria Road |
| 2018-10 Drugs. Offender given a drugs possession warning | Victoria Road |
| 2018-10 Vehicle crime. Investigation complete; no suspect identified | Victoria Road |
| 2018-10 Bicycle theft. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-10 Drugs. Awaiting court outcome | Conference/Exhibition Centre |
| 2018-10 Possession of weapons. Under investigation | Conference/Exhibition Centre |
| 2018-10 Other crime. Under investigation | Conference/Exhibition Centre |
| 2018-10 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2018-10 Violence and sexual offences. Unable to prosecute suspect | Arden Grove |
| 2018-10 Anti-social behaviour. | Parking Area |
| 2018-10 Anti-social behaviour. | Parking Area |
| 2018-09 Vehicle crime. Under investigation | Parking Area |
| 2018-09 Anti-social behaviour. | Victoria Road |
| 2018-09 Bicycle theft. Under investigation | Victoria Road |
| 2018-09 Anti-social behaviour. | Station Approach |
| 2018-09 Anti-social behaviour. | Station Approach |
| 2018-09 Bicycle theft. Under investigation | Station Approach |
| 2018-09 Criminal damage and arson. Investigation complete; no suspect identified | Station Approach |
| 2018-09 Criminal damage and arson. Investigation complete; no suspect identified | Station Approach |
| 2018-09 Shoplifting. Investigation complete; no suspect identified | Victoria Road |
| 2018-09 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2018-09 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2018-09 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-09 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-09 Bicycle theft. | Harpenden (Station) |
| 2018-09 Bicycle theft. | Harpenden (Station) |
| 2018-09 Bicycle theft. | Harpenden (Station) |
| 2018-09 Other theft. | Harpenden (Station) |
| 2018-09 Vehicle crime. | Harpenden (Station) |
| 2018-09 Violence and sexual offences. | Harpenden (Station) |
| 2018-09 Violence and sexual offences. | Harpenden (Station) |
| 2018-08 Bicycle theft. Offender given a caution | Station Approach |
| 2018-08 Bicycle theft. Under investigation | Station Approach |
| 2018-08 Bicycle theft. | Harpenden (Station) |
| 2018-08 Bicycle theft. | Harpenden (Station) |
| 2018-08 Bicycle theft. | Harpenden (Station) |
| 2018-08 Criminal damage and arson. | Harpenden (Station) |
| 2018-08 Vehicle crime. | Harpenden (Station) |
| 2018-08 Vehicle crime. | Harpenden (Station) |
| 2018-08 Violence and sexual offences. | Harpenden (Station) |
| 2018-08 Other crime. | Harpenden (Station) |
| 2018-08 Vehicle crime. Under investigation | Conference/Exhibition Centre |
| 2018-07 Violence and sexual offences. Investigation complete; no suspect identified | Victoria Road |
| 2018-07 Violence and sexual offences. Investigation complete; no suspect identified | Victoria Road |
| 2018-07 Burglary. Unable to prosecute suspect | Arden Grove |
| 2018-07 Other crime. Investigation complete; no suspect identified | Arden Grove |
| 2018-07 Violence and sexual offences. | Harpenden (Station) |
| 2018-07 Other theft. | Harpenden (Station) |
| 2018-07 Criminal damage and arson. | Harpenden (Station) |
| 2018-07 Anti-social behaviour. | Station Approach |
| 2018-07 Burglary. Unable to prosecute suspect | Station Approach |
| 2018-07 Burglary. Unable to prosecute suspect | Station Approach |
| 2018-07 Burglary. Unable to prosecute suspect | Station Approach |
| 2018-07 Criminal damage and arson. Investigation complete; no suspect identified | Station Approach |
| 2018-07 Shoplifting. Investigation complete; no suspect identified | Station Approach |
| 2018-07 Violence and sexual offences. Status update unavailable | Station Approach |
| 2018-06 Anti-social behaviour. | Station Approach |
| 2018-06 Drugs. Offender sent to prison | Station Approach |
| 2018-06 Violence and sexual offences. | Harpenden (Station) |
| 2018-06 Vehicle crime. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Bicycle theft. | Harpenden (Station) |
| 2018-06 Public order. Unable to prosecute suspect | Police Station |
| 2018-06 Possession of weapons. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2018-06 Possession of weapons. Offender given a caution | Conference/Exhibition Centre |
| 2018-05 Theft from the person. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-05 Other crime. Status update unavailable | Victoria Road |
| 2018-05 Anti-social behaviour. | Arden Grove |
| 2018-05 Burglary. Investigation complete; no suspect identified | Arden Grove |
| 2018-05 Bicycle theft. Status update unavailable | Station Approach |
| 2018-05 Criminal damage and arson. | Harpenden (Station) |
| 2018-05 Possession of weapons. | Harpenden (Station) |
| 2018-05 Public order. | Harpenden (Station) |
| 2018-05 Public order. | Harpenden (Station) |
| 2018-05 Vehicle crime. | Harpenden (Station) |
| 2018-05 Criminal damage and arson. Investigation complete; no suspect identified | Copper Beeches |
| 2018-04 Anti-social behaviour. | Copper Beeches |
| 2018-04 Robbery. | Harpenden (Station) |
| 2018-04 Violence and sexual offences. | Harpenden (Station) |
| 2018-04 Violence and sexual offences. | Harpenden (Station) |
| 2018-04 Other theft. Investigation complete; no suspect identified | Station Approach |
| 2018-04 Violence and sexual offences. Unable to prosecute suspect | Station Approach |
| 2018-03 Anti-social behaviour. | Station Approach |
| 2018-03 Violence and sexual offences. Unable to prosecute suspect | Station Approach |
| 2018-03 Vehicle crime. Investigation complete; no suspect identified | Police Station |
| 2018-03 Burglary. Court result unavailable | Conference/Exhibition Centre |
| 2018-03 Burglary. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2018-03 Criminal damage and arson. Status update unavailable | Victoria Road |
| 2018-03 Bicycle theft. | Harpenden (Station) |
| 2018-03 Other theft. | Harpenden (Station) |
| 2018-03 Other theft. Investigation complete; no suspect identified | Poets Court |
| 2018-02 Criminal damage and arson. Investigation complete; no suspect identified | Stakers Court |
| 2018-02 Violence and sexual offences. Action to be taken by another organisation | Poets Court |
| 2018-02 Other theft. Investigation complete; no suspect identified | Police Station |
| 2018-02 Other theft. Investigation complete; no suspect identified | Police Station |
| 2018-02 Anti-social behaviour. | Victoria Road |
| 2018-01 Other theft. Investigation complete; no suspect identified | Police Station |
| 2018-01 Other theft. Investigation complete; no suspect identified | Police Station |
| 2018-01 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2018-01 Anti-social behaviour. | Conference/Exhibition Centre |
| 2018-01 Burglary. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2018-01 Criminal damage and arson. Investigation complete; no suspect identified | Station Approach |
| 2018-01 Criminal damage and arson. Investigation complete; no suspect identified | Poets Court |
| 2018-01 Bicycle theft. | Harpenden (Station) |
| 2018-01 Bicycle theft. | Harpenden (Station) |
| 2018-01 Criminal damage and arson. | Harpenden (Station) |
| 2018-01 Other theft. | Harpenden (Station) |
| 2018-01 Public order. | Harpenden (Station) |
| 2018-01 Theft from the person. | Harpenden (Station) |
| 2018-01 Vehicle crime. | Harpenden (Station) |
| 2018-01 Vehicle crime. | Harpenden (Station) |
| 2018-01 Vehicle crime. | Harpenden (Station) |
| 2018-01 Vehicle crime. | Harpenden (Station) |
| 2017-12 Other theft. | Harpenden (Station) |
| 2017-12 Vehicle crime. | Harpenden (Station) |
| 2017-12 Anti-social behaviour. | Station Approach |
| 2017-12 Anti-social behaviour. | Station Approach |
| 2017-12 Other crime. Status update unavailable | Station Approach |
| 2017-12 Other crime. Status update unavailable | Station Approach |
| 2017-12 Other theft. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-12 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2017-12 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2017-12 Shoplifting. Investigation complete; no suspect identified | Arden Grove |
| 2017-12 Shoplifting. Investigation complete; no suspect identified | Arden Grove |
| 2017-12 Vehicle crime. Investigation complete; no suspect identified | Arden Grove |
| 2017-11 Burglary. Status update unavailable | Conference/Exhibition Centre |
| 2017-11 Anti-social behaviour. | Station Approach |
| 2017-11 Anti-social behaviour. | Parking Area |
| 2017-11 Criminal damage and arson. Investigation complete; no suspect identified | Parking Area |
| 2017-11 Violence and sexual offences. Status update unavailable | Stakers Court |
| 2017-11 Bicycle theft. | Harpenden (Station) |
| 2017-11 Bicycle theft. | Harpenden (Station) |
| 2017-11 Other theft. | Harpenden (Station) |
| 2017-11 Vehicle crime. | Harpenden (Station) |
| 2017-11 Vehicle crime. | Harpenden (Station) |
| 2017-11 Vehicle crime. | Harpenden (Station) |
| 2017-10 Vehicle crime. Status update unavailable | Station Approach |
| 2017-10 Public order. | Harpenden (Station) |
| 2017-10 Public order. | Harpenden (Station) |
| 2017-10 Public order. | Harpenden (Station) |
| 2017-10 Public order. | Harpenden (Station) |
| 2017-10 Vehicle crime. | Harpenden (Station) |
| 2017-10 Vehicle crime. | Harpenden (Station) |
| 2017-09 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2017-09 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2017-09 Other theft. | Harpenden (Station) |
| 2017-09 Other theft. | Harpenden (Station) |
| 2017-09 Other theft. | Harpenden (Station) |
| 2017-09 Other theft. | Harpenden (Station) |
| 2017-09 Other theft. | Harpenden (Station) |
| 2017-09 Public order. | Harpenden (Station) |
| 2017-09 Public order. | Harpenden (Station) |
| 2017-08 Anti-social behaviour. | Copper Beeches |
| 2017-08 Other theft. Unable to prosecute suspect | Arden Grove |
| 2017-08 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-08 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-08 Anti-social behaviour. | Police Station |
| 2017-08 Vehicle crime. Investigation complete; no suspect identified | Police Station |
| 2017-08 Violence and sexual offences. Investigation complete; no suspect identified | Police Station |
| 2017-08 Bicycle theft. | Harpenden (Station) |
| 2017-08 Bicycle theft. | Harpenden (Station) |
| 2017-08 Bicycle theft. | Harpenden (Station) |
| 2017-08 Criminal damage and arson. | Harpenden (Station) |
| 2017-08 Other theft. | Harpenden (Station) |
| 2017-08 Other theft. | Harpenden (Station) |
| 2017-08 Other theft. | Harpenden (Station) |
| 2017-08 Vehicle crime. | Harpenden (Station) |
| 2017-08 Vehicle crime. | Harpenden (Station) |
| 2017-08 Vehicle crime. | Harpenden (Station) |
| 2017-08 Other crime. | Harpenden (Station) |
| 2017-07 Burglary. Investigation complete; no suspect identified | Station Approach |
| 2017-07 Violence and sexual offences. Court result unavailable | Station Approach |
| 2017-07 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-07 Possession of weapons. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-07 Shoplifting. Status update unavailable | Conference/Exhibition Centre |
| 2017-07 Anti-social behaviour. | Arden Grove |
| 2017-07 Other theft. Investigation complete; no suspect identified | Victoria Road |
| 2017-07 Bicycle theft. | Harpenden (Station) |
| 2017-07 Bicycle theft. | Harpenden (Station) |
| 2017-07 Bicycle theft. | Harpenden (Station) |
| 2017-07 Bicycle theft. | Harpenden (Station) |
| 2017-07 Other theft. | Harpenden (Station) |
| 2017-07 Public order. | Harpenden (Station) |
| 2017-07 Vehicle crime. | Harpenden (Station) |
| 2017-07 Vehicle crime. | Harpenden (Station) |
| 2017-07 Vehicle crime. | Harpenden (Station) |
| 2017-07 Vehicle crime. | Harpenden (Station) |
| 2017-07 Vehicle crime. | Harpenden (Station) |
| 2017-07 Bicycle theft. | Harpenden (Station) |
| 2017-06 Bicycle theft. | Harpenden (Station) |
| 2017-06 Bicycle theft. | Harpenden (Station) |
| 2017-06 Anti-social behaviour. | Arden Grove |
| 2017-06 Criminal damage and arson. Investigation complete; no suspect identified | Arden Grove |
| 2017-06 Anti-social behaviour. | Conference/Exhibition Centre |
| 2017-06 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-06 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-06 Bicycle theft. | Harpenden (Station) |
| 2017-06 Bicycle theft. | Harpenden (Station) |
| 2017-06 Bicycle theft. | Harpenden (Station) |
| 2017-06 Theft from the person. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Public order. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Vehicle crime. | Harpenden (Station) |
| 2017-05 Anti-social behaviour. | Station Approach |
| 2017-05 Criminal damage and arson. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-05 Possession of weapons. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2017-05 Other theft. Unable to prosecute suspect | Victoria Road |
| 2017-05 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2017-05 Violence and sexual offences. Unable to prosecute suspect | Victoria Road |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-05 Bicycle theft. | Harpenden (Station) |
| 2017-04 Anti-social behaviour. | Stakers Court |
| 2017-04 Criminal damage and arson. Status update unavailable | Arden Grove |
| 2017-04 Shoplifting. Investigation complete; no suspect identified | Arden Grove |
| 2017-04 Public order. Offender given suspended prison sentence | Victoria Road |
| 2017-04 Anti-social behaviour. | Police Station |
| 2017-04 Shoplifting. Investigation complete; no suspect identified | Station Approach |
| 2017-04 Shoplifting. Investigation complete; no suspect identified | Station Approach |
| 2017-04 Bicycle theft. | Harpenden (Station) |
| 2017-04 Bicycle theft. | Harpenden (Station) |
| 2017-04 Bicycle theft. | Harpenden (Station) |
| 2017-04 Other theft. | Harpenden (Station) |
| 2017-04 Public order. | Harpenden (Station) |
| 2017-04 Violence and sexual offences. | Harpenden (Station) |
| 2017-03 Public order. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2017-03 Drugs. Offender given a drugs possession warning | Victoria Road |
| 2017-03 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2017-03 Vehicle crime. Investigation complete; no suspect identified | Parking Area |
| 2017-03 Bicycle theft. | Harpenden (Station) |
| 2017-03 Bicycle theft. | Harpenden (Station) |
| 2017-03 Criminal damage and arson. | Harpenden (Station) |
| 2017-03 Vehicle crime. | Harpenden (Station) |
| 2017-03 Vehicle crime. | Harpenden (Station) |
| 2017-03 Vehicle crime. | Harpenden (Station) |
| 2017-03 Violence and sexual offences. | Harpenden (Station) |
| 2017-02 Vehicle crime. | Harpenden (Station) |
| 2017-02 Vehicle crime. | Harpenden (Station) |
| 2017-02 Vehicle crime. | Harpenden (Station) |
| 2017-02 Violence and sexual offences. | Harpenden (Station) |
| 2017-02 Anti-social behaviour. | Victoria Road |
| 2017-01 Other theft. Investigation complete; no suspect identified | Police Station |
| 2017-01 Bicycle theft. | Harpenden (Station) |
| 2017-01 Bicycle theft. | Harpenden (Station) |
| 2017-01 Vehicle crime. | Harpenden (Station) |
| 2017-01 Vehicle crime. | Harpenden (Station) |
| 2017-01 Vehicle crime. | Harpenden (Station) |
| 2017-01 Vehicle crime. | Harpenden (Station) |
| 2017-01 Possession of weapons. Investigation complete; no suspect identified | Copper Beeches |
| 2016-12 Anti-social behaviour. | Poets Court |
| 2016-12 Vehicle crime. | Harpenden (Station) |
| 2016-12 Vehicle crime. | Harpenden (Station) |
| 2016-12 Vehicle crime. | Harpenden (Station) |
| 2016-12 Bicycle theft. | Harpenden (Station) |
| 2016-12 Bicycle theft. | Harpenden (Station) |
| 2016-12 Criminal damage and arson. | Harpenden (Station) |
| 2016-12 Other theft. | Harpenden (Station) |
| 2016-12 Public order. | Harpenden (Station) |
| 2016-12 Public order. | Harpenden (Station) |
| 2016-12 Other crime. Offender given suspended prison sentence | Police Station |
| 2016-12 Drugs. Investigation complete; no suspect identified | Arden Grove |
| 2016-12 Drugs. Court result unavailable | Arden Grove |
| 2016-12 Anti-social behaviour. | Victoria Road |
| 2016-12 Other theft. Investigation complete; no suspect identified | Victoria Road |
| 2016-12 Public order. Investigation complete; no suspect identified | Victoria Road |
| 2016-12 Violence and sexual offences. Investigation complete; no suspect identified | Victoria Road |
| 2016-12 Public order. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-11 Anti-social behaviour. | Conference/Exhibition Centre |
| 2016-11 Shoplifting. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-11 Burglary. Investigation complete; no suspect identified | Arden Grove |
| 2016-11 Shoplifting. Investigation complete; no suspect identified | Arden Grove |
| 2016-11 Other theft. Investigation complete; no suspect identified | Police Station |
| 2016-11 Other theft. Investigation complete; no suspect identified | Police Station |
| 2016-11 Anti-social behaviour. | Station Approach |
| 2016-11 Public order. Investigation complete; no suspect identified | Station Approach |
| 2016-11 Bicycle theft. | Harpenden (Station) |
| 2016-11 Bicycle theft. | Harpenden (Station) |
| 2016-11 Bicycle theft. | Harpenden (Station) |
| 2016-11 Bicycle theft. | Harpenden (Station) |
| 2016-11 Criminal damage and arson. | Harpenden (Station) |
| 2016-11 Theft from the person. | Harpenden (Station) |
| 2016-11 Vehicle crime. | Harpenden (Station) |
| 2016-11 Bicycle theft. | Harpenden (Station) |
| 2016-10 Violence and sexual offences. Investigation complete; no suspect identified | Poets Court |
| 2016-10 Criminal damage and arson. Investigation complete; no suspect identified | Copper Beeches |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Vehicle crime. | Harpenden (Station) |
| 2016-10 Vehicle crime. | Harpenden (Station) |
| 2016-10 Vehicle crime. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Bicycle theft. | Harpenden (Station) |
| 2016-10 Anti-social behaviour. | Station Approach |
| 2016-10 Public order. Investigation complete; no suspect identified | Station Approach |
| 2016-10 Anti-social behaviour. | Police Station |
| 2016-10 Drugs. Investigation complete; no suspect identified | Arden Grove |
| 2016-10 Other crime. Further investigation is not in the public interest | Victoria Road |
| 2016-09 Other theft. Investigation complete; no suspect identified | Victoria Road |
| 2016-09 Other crime. Action to be taken by another organisation | Victoria Road |
| 2016-09 Vehicle crime. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-09 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-09 Violence and sexual offences. Unable to prosecute suspect | Conference/Exhibition Centre |
| 2016-09 Violence and sexual offences. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-09 Vehicle crime. Investigation complete; no suspect identified | Police Station |
| 2016-09 Other theft. Investigation complete; no suspect identified | Station Approach |
| 2016-09 Violence and sexual offences. Investigation complete; no suspect identified | Station Approach |
| 2016-09 Public order. Investigation complete; no suspect identified | Parking Area |
| 2016-09 Anti-social behaviour. | Copper Beeches |
| 2016-09 Anti-social behaviour. | Copper Beeches |
| 2016-08 Other theft. Investigation complete; no suspect identified | Copper Beeches |
| 2016-08 Drugs. Investigation complete; no suspect identified | Arden Grove |
| 2016-08 Anti-social behaviour. | Station Approach |
| 2016-08 Bicycle theft. | Harpenden (Station) |
| 2016-08 Bicycle theft. | Harpenden (Station) |
| 2016-08 Bicycle theft. | Harpenden (Station) |
| 2016-08 Bicycle theft. | Harpenden (Station) |
| 2016-08 Other theft. | Harpenden (Station) |
| 2016-08 Vehicle crime. | Harpenden (Station) |
| 2016-08 Vehicle crime. | Harpenden (Station) |
| 2016-08 Vehicle crime. | Harpenden (Station) |
| 2016-07 Criminal damage and arson. Investigation complete; no suspect identified | Victoria Road |
| 2016-07 Drugs. Investigation complete; no suspect identified | Police Station |
| 2016-07 Anti-social behaviour. | Copper Beeches |
| 2016-07 Bicycle theft. | Harpenden (Station) |
| 2016-07 Bicycle theft. | Harpenden (Station) |
| 2016-07 Bicycle theft. | Harpenden (Station) |
| 2016-07 Bicycle theft. | Harpenden (Station) |
| 2016-07 Violence and sexual offences. | Harpenden (Station) |
| 2016-06 Burglary. Investigation complete; no suspect identified | Stakers Court |
| 2016-06 Vehicle crime. Investigation complete; no suspect identified | Copper Beeches |
| 2016-06 Burglary. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-06 Other theft. Investigation complete; no suspect identified | Arden Grove |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Bicycle theft. | Harpenden (Station) |
| 2016-06 Other theft. | Harpenden (Station) |
| 2016-06 Public order. | Harpenden (Station) |
| 2016-06 Violence and sexual offences. | Harpenden (Station) |
| 2016-06 Violence and sexual offences. | Harpenden (Station) |
| 2016-05 Bicycle theft. | Harpenden (Station) |
| 2016-05 Bicycle theft. | Harpenden (Station) |
| 2016-05 Bicycle theft. | Harpenden (Station) |
| 2016-05 Public order. | Harpenden (Station) |
| 2016-05 Violence and sexual offences. | Harpenden (Station) |
| 2016-05 Vehicle crime. Investigation complete; no suspect identified | Police Station |
| 2016-04 Anti-social behaviour. | Police Station |
| 2016-04 Vehicle crime. Investigation complete; no suspect identified | Victoria Road |
| 2016-04 Anti-social behaviour. | Arden Grove |
| 2016-04 Bicycle theft. Investigation complete; no suspect identified | Arden Grove |
| 2016-04 Public order. Investigation complete; no suspect identified | Conference/Exhibition Centre |
| 2016-04 Vehicle crime. Investigation complete; no suspect identified | Station Approach |
| 2016-04 Theft from the person. | Harpenden (Station) |
| 2016-04 Vehicle crime. | Harpenden (Station) |
| 2016-04 Vehicle crime. | Harpenden (Station) |
| 2016-04 Violence and sexual offences. | Harpenden (Station) |
| 2016-03 Violence and sexual offences. Investigation complete; no suspect identified | Station Approach |
| 2016-03 Vehicle crime. Status update unavailable | Victoria Road |
| 2016-02 Criminal damage and arson. Investigation complete; no suspect identified | Parking Area |
| 2016-02 Burglary. Investigation complete; no suspect identified | Poets Court |
| 2016-02 Anti-social behaviour. | Copper Beeches |
| 2016-02 Burglary. Investigation complete; no suspect identified | Copper Beeches |
| 2016-01 Anti-social behaviour. | Harpenden (Station) |
| 2016-01 Public order. | Harpenden (Station) |
| 2016-01 Public order. | Harpenden (Station) |
| 2016-01 Violence and sexual offences. | Harpenden (Station) |
| 2016-01 Anti-social behaviour. | Arden Grove |