Total Crime Rate
26.4 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
10.6 per 1,000
May 2025 - Apr 2026Heol Isaf area has the 11th lowest crime rate of 22 local areas in Pentyrch and St Fagans , and the 227th lowest 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 Heol Isaf (CF15 8AF) in the last 12 months was 26.4 per 1,000 residents and was 44.3% lower 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 6 offences recorded. The least common crime was Criminal damage and arson with 1 case , up 100.0% compared to 2025. The fastest-growing crime category was Burglary ( 100.0% YoY). The sharpest decline was Violent crimes ( 20.0% YoY).
Violent crimes totalled 6 (≈ 10.6 per 1,000 residents). Year-over-year these were rising ( 20.0% ). Over the last decade, overall crime has falling ( -75.9% comparing early vs recent averages) .
In the area around Heol Isaf (CF15 8AF), the highest concentration of overall crime is near B4262, where police recorded 6 incidents. Violent and public-order offences occur most often near Cilfedw (3 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Radyr| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Apr 2026 | Anti-social behaviour | B4262 | — |
| Apr 2026 | Criminal damage and arson | The Green | Investigation complete; no suspect identified |
| Apr 2026 | Other theft | B4262 | Investigation complete; no suspect identified |
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.