Total Crime Rate
85.8 per 1,000
All offences · Oct 2024 - Sep 2025Mardale Avenue area has the 11th highest crime rate of 35 local areas in Moss Bank , and the 219th highest crime rate of 606 local areas in St. Helens .
At least one of the neighbouring streets has high or very high crime levels. However, overall crime around this postcode is more mixed, with some nearby areas experiencing lower crime.
The overall crime rate in the area around Mardale Avenue (WA11 7AH) in the last 12 months was 85.8 per 1,000 residents and was 21.9% higher than the Moss Bank average (70.4 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 23 offences recorded. The least common crime was Anti-social behaviour with 1 case , down -75.0% compared to 2024. The fastest-growing crime category was Public order ( 100.0% YoY). The sharpest decline was Anti-social behaviour ( -75.0% YoY).
Violent crimes totalled 25 (≈ 61.3 per 1,000 residents). Year-over-year these were rising ( 47.1% ). Over the last decade, overall crime has falling ( -50.9% comparing early vs recent averages) .
In the area around Mardale Avenue (WA11 7AH), the highest concentration of overall crime is near Tarn Grove, where police recorded 17 incidents. Violent and public-order offences occur most often near Bowness Avenue (11 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Moss Bank| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Other theft | Lorton Avenue | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Crag Grove | Under investigation |
| Sep 2025 | Other theft | Sports/Recreation Area | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Sports/Recreation Area | Under investigation |
| Sep 2025 | Other theft | Ghyll Grove | Investigation complete; no suspect identified |
| Sep 2025 | Criminal damage and arson | Ullswater Avenue | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Ghyll Grove | Awaiting court outcome |
| Sep 2025 | Violence and sexual offences | Ghyll Grove | Awaiting court outcome |
| Sep 2025 | Violence and sexual offences | Tarn Grove | Unable to prosecute suspect |
| Sep 2025 | Drugs | Tarn Grove | Under investigation |
| Sep 2025 | Drugs | Tarn Grove | Local resolution |
| Sep 2025 | Burglary | Bowness Avenue | Unable to prosecute suspect |
| Sep 2025 | Criminal damage and arson | Bowness Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Bowness Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Bowness Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Ennerdale Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Bowness Avenue | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Bowness Avenue | Under investigation |
| Sep 2025 | Violence and sexual offences | Bowness Avenue | 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.