Department For Transport
Details
On the Strategic Road Network (SRN) for the year ending March 2023, the average delay is estimated to be 9.5 seconds per vehicle per mile (spvpm), compared to free flow, an 8.0% increase on year ending March 2022.
The average speed is estimated to be 57.9 mph for the year ending March 2023, down 1.2% from March 2022.
On local A roads for the year ending March 2023, the average delay is estimated to be 45.9 seconds per vehicle per mile (spvpm) compared to free flow. This is down 0.4% on year ending March 2022.
The average speed is estimated to be 23.6 mph for the year ending March 2023, down 0.8% on year ending March 2022.
Contact us
Road congestion and travel times
Email congestion.stats@dft.gov.uk
Media enquiries 0300 7777 878
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