Total Crime Rate
60.9 per 1,000
All offences · May 2025 - Apr 2026Violent Crime Rate
33.0 per 1,000
May 2025 - Apr 2026Pen Y Dyffryn Swansea Road area has the 17th lowest crime rate of 49 local areas in Cyfarthfa , and the 77th lowest crime rate of 190 local areas in Merthyr Tydfil .
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 Pen Y Dyffryn Swansea Road (CF48 1PL) in the last 12 months was 60.9 per 1,000 residents and was 52.0% lower than the Cyfarthfa average (126.9 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 Burglary with 1 case , unchanged from 2025. The fastest-growing crime category was Drugs ( 100.0% YoY). The sharpest decline was Other theft ( -57.1% YoY).
Violent crimes totalled 13 (≈ 33.0 per 1,000 residents). Year-over-year these were rising ( 18.2% ). Over the last decade, overall crime has falling ( -28.9% comparing early vs recent averages) .
In the area around Pen Y Dyffryn Swansea Road (CF48 1PL), the highest concentration of overall crime is near Beacons Court, where police recorded 13 incidents. Violent and public-order offences occur most often near Monmouth Drive (10 offences). Both locations lie within roughly 0.3 miles of this postcode area.
View Crime In Merthyr Tydfil| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Apr 2026 | Violence and sexual offences | St Fagans Grove | Under investigation |
| Apr 2026 | Other crime | Beacons Court | Under investigation |
| Apr 2026 | Drugs | St Donats Close | Under investigation |
| Apr 2026 | Anti-social behaviour | Morlais Close | — |
| Apr 2026 | Public order | Beacons Court | Under investigation |
| Apr 2026 | Violence and sexual offences | Beacons Court | Under investigation |
| Apr 2026 | Violence and sexual offences | Beacons Court | 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.