

Developer Portal
Access the data services of National Highways, which provide valuable
information about the UK's strategic road network
NEWS & EVENTS
2025-01
Digital VMS API released
Developer Portal: Minor content updates | Digital VMS API released | See release notes for more detail
2025-01
Road and Lane Closure v1.0 to be retired May 2025
Road and Lane Closures v1.0 to be retired 31 May 2025 after the launch of v2.0 of Road and Lane Closures and release of unplanned closures
2025-03
Road Limits and Features API v1.0 released | Road and Lane Closures API v2.0 updates
Speed Managed Areas API v1.0 updates
See release notes for more detail
2025-02
Road and Lane Closures API v2.0 released | Speed Managed Areas API v1.0 released
Road and Lane Closures API v2: Updated schema and improved refresh cadence | Speed Managed Areas API v1.0 launched | See release notes for more detail
2025-02
Diversion Routes Spatial Dataset released | Updates to Developer Portal
Diversion Routes spatial dataset released on National Highways Open Data Portal | See here for more detail | Developer Portal: Minor content updates and issue/feedback capture
Our Data Services
National Highways Digital Lab has a roadmap to deliver a number of datasets
Please investigate our APIs and data services below to find out more




