Total Crime Rate
67.1 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
42.7 per 1,000
May 2025 - Apr 2026Harris Avenue area has the 30th lowest crime rate of 66 local areas in Pontprennau and Old St Mellons , and the 503rd highest crime rate of 1,013 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 Harris Avenue (CF3 1QD) in the last 12 months was 67.1 per 1,000 residents and was 7.2% higher than the Pontprennau and Old St Mellons average (62.6 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 13 offences recorded. The least common crime was Anti-social behaviour with 1 case , down -50.0% compared to 2025. The fastest-growing crime category was Vehicle crime ( 100.0% YoY). The sharpest decline was Criminal damage and arson ( -60.0% YoY).
Violent crimes totalled 14 (≈ 42.7 per 1,000 residents). Year-over-year these were falling ( -6.7% ). Over the last decade, overall crime has falling ( -78.2% comparing early vs recent averages) .
In the area around Harris Avenue (CF3 1QD), the main crime hotspot is near Caer Castell Place. Police recorded 45 crimes here, including 17 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Rumney| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Apr 2026 | Violence and sexual offences | Borth Road | Unable to prosecute suspect |
| Apr 2026 | Violence and sexual offences | Heol Newydd | Under investigation |
| Apr 2026 | Public order | Trowbridge Road | Under investigation |
| Apr 2026 | Public order | Trowbridge Road | Under investigation |
| Apr 2026 | Possession of weapons | Trowbridge Road | Under investigation |
| Apr 2026 | Violence and sexual offences | Trowbridge Road | Under investigation |
| Apr 2026 | Violence and sexual offences | Borth Road | Unable to prosecute suspect |
| Apr 2026 | Violence and sexual offences | Dolgoch Close | Under investigation |
| Apr 2026 | Criminal damage and arson | Letterston Road | Investigation complete; no suspect identified |
| Apr 2026 | Anti-social behaviour | Greenway Road | — |
| Apr 2026 | Violence and sexual offences | Aberdaron Road | Unable to prosecute suspect |
| Apr 2026 | Violence and sexual offences | Towyn Road | Unable to prosecute suspect |
| Apr 2026 | Robbery | Borth Road | Under investigation |
| Apr 2026 | Violence and sexual offences | Towyn Road | 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.