Total Crime Rate
67.9 per 1,000
All offences · Oct 2024 - Sep 2025Allen Close area has the 5th highest crime rate of 40 local areas in Harpenden South , and the 152nd highest crime rate of 430 local areas in St Albans .
Compared with the surrounding streets, this postcode does not stand out as either a particular hotspot or an unusually safe pocket. Crime levels in the neighbouring output areas are broadly in line with this area.
The overall crime rate in the area around Allen Close (AL4 8TH) in the last 12 months was 67.9 per 1,000 residents and was 159.7% higher than the Harpenden South average (26.2 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 16 offences recorded. The least common crime was Other theft with 1 case , down -50.0% compared to 2024. The fastest-growing crime category was Anti-social behaviour ( 300.0% YoY). The sharpest decline was Other theft ( -50.0% YoY).
Violent crimes totalled 17 (≈ 46.2 per 1,000 residents). Year-over-year these were rising ( 325.0% ). Over the last decade, overall crime has falling ( -21.3% comparing early vs recent averages) .
In the area around Allen Close (AL4 8TH), the highest concentration of overall crime is near Garrard Way, where police recorded 12 incidents. Violent and public-order offences occur most often near Saxon Road (6 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Harpenden South| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Violence and sexual offences | Allen Close | Under investigation |
| Sep 2025 | Anti-social behaviour | Hill Dyke Road | — |
| Sep 2025 | Anti-social behaviour | Saxon Road | — |
| Sep 2025 | Violence and sexual offences | The Hill | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | The Hill | Under investigation |
StreetScan crime figures are based on official UK open data:
Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright and database right.