| June 2026 | Criminal damage and arson | On or near West End LaneWelwyn Hatfield 011B | Under investigation |
| May 2026 | Vehicle crime | On or near Green StreetWelwyn Hatfield 015C | Investigation complete; no suspect identified |
| May 2026 | Anti-social behaviour | On or near Green StreetWelwyn Hatfield 015C | Outcome not supplied |
| April 2026 | Criminal damage and arson | On or near West End LaneWelwyn Hatfield 011B | Investigation complete; no suspect identified |
| March 2026 | Violence and sexual offences | On or near Park/Open SpaceWelwyn Hatfield 011C | Under investigation |
| March 2026 | Violence and sexual offences | On or near Park/Open SpaceWelwyn Hatfield 011C | Unable to prosecute suspect |
| January 2026 | Other theft | On or near Park/Open SpaceWelwyn Hatfield 011C | Formal action is not in the public interest |
| September 2025 | Violence and sexual offences | On or near Park/Open SpaceWelwyn Hatfield 011C | Investigation complete; no suspect identified |
| August 2025 | Violence and sexual offences | On or near West End LaneWelwyn Hatfield 015C | Unable to prosecute suspect |
| August 2025 | Violence and sexual offences | On or near Park/Open SpaceWelwyn Hatfield 011C | Investigation complete; no suspect identified |
| July 2025 | Criminal damage and arson | On or near Park/Open SpaceWelwyn Hatfield 011C | Investigation complete; no suspect identified |
| July 2025 | Violence and sexual offences | On or near West End LaneWelwyn Hatfield 011B | Unable to prosecute suspect |