Total Crime Rate
124.6 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
24.2 per 1,000
May 2025 - Apr 2026Harwell Close area has the 4th highest crime rate of 47 local areas in Ickenham & South Harefield , and the 211th highest crime rate of 791 local areas in Hillingdon .
This postcode sits in a local crime hotspot. Overall crime levels here are significantly higher than in the surrounding streets and the wider area.
The overall crime rate in the area around Harwell Close (HA4 7EA) in the last 12 months was 124.6 per 1,000 residents and was 218.0% higher than the Ickenham & South Harefield average (39.2 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Anti-social behaviour with 18 offences recorded. The least common crime was Other crime with 1 case , unchanged from 2025. The fastest-growing crime category was Other theft ( 50.0% YoY). The sharpest decline was Vehicle crime ( -83.3% YoY).
Violent crimes totalled 7 (≈ 24.2 per 1,000 residents). Year-over-year these were falling ( -41.7% ). Over the last decade, overall crime has falling ( -29.1% comparing early vs recent averages) .
In the area around Harwell Close (HA4 7EA), the highest concentration of overall crime is near Harwell Close, where police recorded 19 incidents. Violent and public-order offences occur most often near Coyle Drive (12 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Ruislip| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Apr 2026 | Violence and sexual offences | Coyle Drive | Under investigation |
| Apr 2026 | Violence and sexual offences | Haslam Close | Under investigation |
| Apr 2026 | Other theft | Ickenham Close | 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.