Crime Rates at Blackwater Close, Portsmouth, PO6 3NS

Blackwater Close area has the 2nd highest crime rate of 77 local areas in Cosham , and the 15th highest crime rate of 578 local areas in Portsmouth .

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 Blackwater Close (PO6 3NS) in the last 12 months was 668.0 per 1,000 residents and was 379.8% higher than the Cosham average (139.2 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 54 offences recorded. The least common crime was Possession of weapons with 1 case , up 100.0% compared to 2025. The fastest-growing crime category was Possession of weapons ( 100.0% YoY). The sharpest decline was Bicycle theft ( -50.0% YoY).

Violent crimes totalled 68 (≈ 272.0 per 1,000 residents). Year-over-year these were rising ( 9.7% ). Over the last decade, overall crime has falling ( -55.4% comparing early vs recent averages) .

In the area around Blackwater Close (PO6 3NS), the main crime hotspot is near Service Road. Police recorded 56 crimes here, including 35 violent or public-order offences. All these locations are within roughly 0.3 miles.