The police recorded 65.2 crimes per 1,000 people a year in Connah's Quay from September 2023 to August 2026, 14% lower than the typical town's 76.2. The most common was violence and sexual offences, at 32.2. In the 12 months to August 2026 it was 66.9, down from 68.1 in the 12 months to August 2024.