Total Crime Rate
62.2 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
21.6 per 1,000
May 2025 - Apr 2026Heol Isaf area has the 4th highest crime rate of 22 local areas in Pentyrch and St Fagans , and the 484th lowest crime rate of 1,013 local areas in Cardiff .
Compared with the surrounding streets, this postcode does not stand out as either a particular hotspot or an unusually safe pocket. Crime levels in the neighbouring output areas are broadly in line with this area.
The overall crime rate in the area around Heol Isaf (CF15 8AG) in the last 12 months was 62.2 per 1,000 residents and was 31.1% higher than the Pentyrch and St Fagans average (47.4 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 7 offences recorded. The least common crime was Bicycle theft with 1 case , unchanged from 2025. The fastest-growing crime category was Burglary ( 100.0% YoY). The sharpest decline was Public order ( -50.0% YoY).
Violent crimes totalled 8 (≈ 21.6 per 1,000 residents). Year-over-year these were falling ( -11.1% ). Over the last decade, overall crime has falling ( -74.7% comparing early vs recent averages) .
In the area around Heol Isaf (CF15 8AG), the main crime hotspot is near Supermarket. Police recorded 14 crimes here, including 5 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Radyr| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Apr 2026 | Criminal damage and arson | The Green | Investigation complete; no suspect identified |
| Apr 2026 | Other theft | Rectory Close | 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.