The police recorded 65.9 crimes per 1,000 people a year in Lydney from September 2023 to August 2026, 14% lower than the typical town's 76.2. The most common was violence and sexual offences, at 35.1. In the 12 months to August 2025 it was 67.5, up from 65.1 in the 12 months to August 2024.