Total Crime Rate
134.6 per 1,000
All offences · Oct 2024 - Sep 2025Fernhill area has the 6th highest crime rate of 23 local areas in Mountain Ash , and the 166th highest crime rate of 797 local areas in Rhondda Cynon Taf .
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 Fernhill (CF45 3EL) in the last 12 months was 134.6 per 1,000 residents and was 39.4% higher than the Mountain Ash average (96.6 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 19 offences recorded. The least common crime was Burglary with 1 case , up 100.0% compared to 2024. The fastest-growing crime category was Burglary ( 100.0% YoY). The sharpest decline was Other theft ( -50.0% YoY).
Violent crimes totalled 28 (≈ 89.7 per 1,000 residents). Year-over-year these were rising ( 27.3% ). Over the last decade, overall crime has rising ( 43.4% comparing early vs recent averages) .
In the area around Fernhill (CF45 3EL), the main crime hotspot is near Fernhill. Police recorded 83 crimes here, including 59 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Mountain Ash| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Violence and sexual offences | Fernhill | Under investigation |
| Sep 2025 | Other crime | Forest View | Awaiting court outcome |
| Sep 2025 | Violence and sexual offences | Fernhill | Under investigation |
| Sep 2025 | Violence and sexual offences | Fernhill | Under investigation |
| Sep 2025 | Theft from the person | Fernhill | Unable to prosecute suspect |
| Sep 2025 | Criminal damage and arson | Fernhill | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | Fernhill | — |
| Sep 2025 | Anti-social behaviour | Cwm Alarch | — |
| Sep 2025 | Anti-social behaviour | Bronallt Terrace | — |
| Sep 2025 | Violence and sexual offences | Bronallt Terrace | Under investigation |
| Sep 2025 | Public order | Forest View | Under investigation |
| Sep 2025 | Violence and sexual offences | Forest View | Under investigation |
| Sep 2025 | Violence and sexual offences | Forest View | Unable to prosecute suspect |
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.