Total Crime Rate
80.3 per 1,000
All offences · Oct 2024 - Sep 2025Penrhos Crescent area has the 32nd lowest crime rate of 66 local areas in Pontprennau and Old St Mellons , and the 442nd highest crime rate of 1,028 local areas in Cardiff .
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 Penrhos Crescent (CF3 3PB) in the last 12 months was 80.3 per 1,000 residents and was 2.3% higher than the Pontprennau and Old St Mellons average (78.5 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 12 offences recorded. The least common crime was Other crime with 1 case , unchanged from 2024. The fastest-growing crime category was Public order ( 150.0% YoY). The sharpest decline was Criminal damage and arson ( -57.1% YoY).
Violent crimes totalled 17 (≈ 47.1 per 1,000 residents). Year-over-year these were rising ( 13.3% ). Over the last decade, overall crime has rising ( 15.2% comparing early vs recent averages) .
In the area around Penrhos Crescent (CF3 3PB), the main crime hotspot is near Manorbier Crescent. Police recorded 40 crimes here, including 37 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Pontprennau and Old St Mellons| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Violence and sexual offences | Llandudno Road | Under investigation |
| Sep 2025 | Burglary | Llangwm Place | Under investigation |
| Sep 2025 | Public order | Holmsview Close | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Penrhos Crescent | Under investigation |
| Sep 2025 | Burglary | South View Drive | Under investigation |
| Sep 2025 | Violence and sexual offences | Relf Road | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Rhossilly Avenue | Under investigation |
| Sep 2025 | Vehicle crime | Llangwm Place | Under investigation |
| Sep 2025 | Public order | Llangwm Place | Under investigation |
| Sep 2025 | Violence and sexual offences | Relf Road | Under investigation |
| Sep 2025 | Violence and sexual offences | Manorbier Crescent | Unable to prosecute suspect |
| Sep 2025 | Bicycle theft | Llandudno Road | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Llandudno Road | Unable to prosecute suspect |
| Sep 2025 | Anti-social behaviour | Harris Avenue | — |
| Sep 2025 | Criminal damage and arson | Ty-Fry Gardens | 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.