Crime Rates at The Triangle, Mountain Ash, CF45 4BA

The Triangle area has the 2nd lowest crime rate of 23 local areas in Mountain Ash , and the 197th lowest crime rate of 791 local areas in Rhondda Cynon Taf .

This postcode forms a relatively safe pocket compared with the surrounding streets. Neighbouring areas record much higher crime levels, even though this postcode itself remains comparatively low-crime.

The overall crime rate in the area around The Triangle (CF45 4BA) in the last 12 months was 32.2 per 1,000 residents and was 65.0% lower than the Mountain Ash average (92.1 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 4 offences recorded. The least common crime was Anti-social behaviour with 1 case , unchanged from 2025. The fastest-growing crime category was Burglary ( 100.0% YoY). The sharpest decline was Violence and sexual offences ( -42.9% YoY).

Violent crimes totalled 6 (≈ 14.9 per 1,000 residents). Year-over-year these were falling ( -33.3% ). Over the last decade, overall crime has falling ( -46.8% comparing early vs recent averages) .

In the area around The Triangle (CF45 4BA), the main crime hotspot is near Ffrwd Crescent. Police recorded 12 crimes here, including 10 violent or public-order offences. All these locations are within roughly 0.3 miles.