Crime Rates at Mayfield Avenue, London, N12 9JD

Mayfield Avenue area has the 5th lowest crime rate of 81 local areas in Friern Barnet , and the 80th lowest crime rate of 1,055 local areas in Barnet .

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 Mayfield Avenue (N12 9JD) in the last 12 months was 19.6 per 1,000 residents and was 79.1% lower than the Friern Barnet average (93.9 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 2 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 ( -50.0% YoY).

Violent crimes totalled 3 (≈ 9.8 per 1,000 residents). Year-over-year these were falling ( -40.0% ). Over the last decade, overall crime has falling ( -60.9% comparing early vs recent averages) .

In the area around Mayfield Avenue (N12 9JD), the main crime hotspot is near Supermarket. Police recorded 108 crimes here, including 29 violent or public-order offences. All these locations are within roughly 0.3 miles.