Highest speeds on 20mph and 30mph roads

As reported by police forces. All figures in miles per hour. Data covers January 2023 and August 2024.

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* Avon and Somerset data is correct up to 30 September 2024, not 31 August
** Northamptonshire data is from force's Public Access System

Chart: RACSource: Police forces via RAC FOI requestCreated with Datawrapper