Total Crime Rate
104.0 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
67.1 per 1,000
May 2025 - Apr 2026Harris Avenue area has the 25th highest crime rate of 66 local areas in Pontprennau and Old St Mellons , and the 321st highest crime rate of 1,013 local areas in Cardiff .
Crime levels at this postcode are much higher than in the adjoining streets, suggesting that most neighbouring areas are relatively safer than this one.
The overall crime rate in the area around Harris Avenue (CF3 1SB) in the last 12 months was 104.0 per 1,000 residents and was 66.2% 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 16 offences recorded. The least common crime was Drugs with 1 case , down -66.7% compared to 2025. The fastest-growing crime category was Other theft ( 50.0% YoY). The sharpest decline was Drugs ( -66.7% YoY).
Violent crimes totalled 20 (≈ 67.1 per 1,000 residents). Year-over-year these were flat ( 0.0% ). Over the last decade, overall crime has falling ( -82.8% comparing early vs recent averages) .
In the area around Harris Avenue (CF3 1SB), 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 | Towyn Road | Under investigation |
| Apr 2026 | Violence and sexual offences | Towyn Road | Unable to prosecute suspect |
| Apr 2026 | Other theft | Relf Road | Under investigation |
| Apr 2026 | Criminal damage and arson | Letterston Road | Investigation complete; no suspect identified |
| Apr 2026 | Anti-social behaviour | Greenway Road | — |
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.