Crime Rates at Frongoch, Llanberis, Caernarfon, LL55 4LE

Frongoch area has the 13th highest crime rate of 47 local areas in Arllechwedd , and the 143rd highest crime rate of 395 local areas in Gwynedd .

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 Frongoch (LL55 4LE) in the last 12 months was 78.9 per 1,000 residents and was 4.5% higher than the Arllechwedd average (75.5 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 9 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 Criminal damage and arson ( 100.0% YoY). The sharpest decline was Burglary ( -33.3% YoY).

Violent crimes totalled 10 (≈ 28.2 per 1,000 residents). Year-over-year these were rising ( 11.1% ). Over the last decade, overall crime has falling ( -37.1% comparing early vs recent averages) .

In the area around Frongoch (LL55 4LE), the main crime hotspot is near Market Street. Police recorded 16 crimes here, including 7 violent or public-order offences. All these locations are within roughly 0.3 miles.