Total Crime Rate
52.5 per 1,000
All offences · Oct 2024 - Sep 2025Mill Green area has the 21st lowest crime rate of 41 local areas in Brookmans Park and Little Heath , and the 139th lowest crime rate of 363 local areas in Welwyn Hatfield .
This postcode forms a relatively safe pocket compared with the surrounding streets. Neighbouring areas record much higher crime levels, even though this postcode itself remains comparatively low-crime.
The overall crime rate in the area around Mill Green (AL9 5NU) in the last 12 months was 52.5 per 1,000 residents and was 2.3% higher than the Brookmans Park and Little Heath average (51.3 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 7 offences recorded. The least common crime was Burglary with 1 case , down -50.0% compared to 2024. All major crime categories fell. The sharpest drop was Anti-social behaviour ( -71.4% YoY).
Violent crimes totalled 7 (≈ 23.0 per 1,000 residents). Year-over-year these were falling ( -36.4% ). Over the last decade, overall crime has flat ( -1.4% comparing early vs recent averages) .
In the area around Mill Green (AL9 5NU), the main crime hotspot is near Mill Green Lane. Police recorded 15 crimes here, including 5 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Brookmans Park and Little Heath| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Public order | Mill Green Lane | 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.