Crime Rates at St Mary Street, Cardiff, CF10 1FA

St Mary Street area has the highest crime rate of 47 local areas in Cathays , and the highest crime rate of 1,013 local areas in Cardiff .

This postcode sits in a local crime hotspot. Overall crime levels here are significantly higher than in the surrounding streets and the wider area.

The overall crime rate in the area around St Mary Street (CF10 1FA) in the last 12 months was 11583.3 per 1,000 residents and was 3972.6% higher than the Cathays average (284.4 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 745 offences recorded. The least common crime was Other crime with 9 cases , up 28.6% compared to 2025. The fastest-growing crime category was Other crime ( 28.6% YoY). The sharpest decline was Burglary ( -19.0% YoY).

Violent crimes totalled 981 (≈ 5839.3 per 1,000 residents). Year-over-year these were falling ( -4.1% ). Over the last decade, overall crime has falling ( -47.5% comparing early vs recent averages) .

In the area around St Mary Street (CF10 1FA), the highest concentration of overall crime is near Parking Area, where police recorded 634 incidents. Violent and public-order offences occur most often near Heol Eglwys Fair (323 offences). Both locations lie within roughly 0.3 miles of this postcode area.