Total Crime Rate
259.8 per 1,000
All offences · Oct 2024 - Sep 2025Onslow Close area has the highest crime rate of 41 local areas in Brookmans Park and Little Heath , and the 21st highest crime rate of 363 local areas in Welwyn Hatfield .
Crime levels at this postcode are much higher than in the adjoining streets, suggesting that most neighbouring areas are relatively safer than this one.
The overall crime rate in the area around Onslow Close (AL10 8BU) in the last 12 months was 259.8 per 1,000 residents and was 406.8% 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 28 offences recorded. The least common crime was Criminal damage and arson with 1 case , down -50.0% compared to 2024. All major crime categories fell. The sharpest drop was Criminal damage and arson ( -50.0% YoY).
Violent crimes totalled 35 (≈ 171.6 per 1,000 residents). Year-over-year these were falling ( -14.6% ). Over the last decade, overall crime has flat ( -0.9% comparing early vs recent averages) .
In the area around Onslow Close (AL10 8BU), the main crime hotspot is near Howe Dell. Police recorded 37 crimes here, including 26 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 | Violence and sexual offences | Brain Close | Under investigation |
| Sep 2025 | Vehicle crime | Cranborne Road | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Howe Dell | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | Breaks Road | — |
| Sep 2025 | Public order | Old Rectory Drive | Under investigation |
| Sep 2025 | Violence and sexual offences | Goldings Crescent | Under investigation |
| Sep 2025 | Violence and sexual offences | Goldings Crescent | Awaiting court outcome |
| Sep 2025 | Public order | Howe Dell | Under investigation |
StreetScan crime figures are based on official UK open data:
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