The police recorded 60.7 crimes per 1,000 people a year in Brynteg from September 2023 to August 2026, 20% lower than the typical town's 76.2. The most common was violence and sexual offences, at 33.8. In the 12 months to August 2026 it was 55.1, down from 68.2 in the 12 months to August 2024.