Skip to content

OS Vector Tile API

Slick, quick vector maps for use as a customisable, contextual base, with a focus on web and mobile apps.

Get started for free

Easy to access and use from the OS Data Hub. Benefit from up to £1,000 of free premium data every calendar month, as well as free development mode.

Available to PSGA members from January 2021.

Up-to-date, detailed maps

Benefit from unrivalled levels of detail in your web or mobile app. OS Vector Tile API contains OS MasterMap Topography Layer including building heights.

Customisable cartography

Choose from one of our cartographic styles or design your own. With Vector Tiles you can customise the content and style to make your perfect map.

Ideal for interactive maps

OS Vector Tile API can be used with most web mapping libraries including Mapbox GL JS, Leaflet, OpenLayers and ArcGIS API for JavaScript. Vector Tiles have the benefit of being optimised for use across the internet and are perfect for interactive web maps. Zoom, pan, rotate, tilt and even extrude 3D buildings.

We have lots of online support to help you get started and find inspiration; from detailed documentation to copy and paste code examples.

Design the right map for you

With OS Vector Tile API you have a choice between using Ordnance Survey styles or creating your own. You can customise the content and style to create a map that perfectly meets your needs. Design a map that matches your brand or get creative and add some cartographic flair to your application.

OS Vector Tile API can really help bring your data visualisations to life.

Benefit from vector data

Vector Tiles combine the benefits of map tiling with the power and flexibility of vector data. With OS Vector Tile API you can select and interact with the individual map features. The OS MasterMap features contain their TOIDs (a unique identifier) so you can filter, select, link and visualise.

Great for cartographers, designers and developers to create slick, quick vector maps with all the detail of Ordnance Survey data.


Key FeaturesWhat this product offers
Format​Vector Tiles (.pbf)
Data Structure​ Vector (512x512px tiles)​
Scale​From National to building-level​
Update Frequency​OS MasterMap Topography Layer - six-weekly OS Open Zoomstack - six-monthly
Projection​British National Grid (EPSG: 27700) and Web Mercator (EPSG: 3857)
Availability​99.9% uptime ​
Supply​Access via the OS Data Hub now and available to PSGA members from January 2021.
Coverage​Great Britain​

OS Vector Tile API FAQs


OS Data Hub plans

  • You’ll benefit from free unlimited transactions.
  • Gives you access to OS OpenData within the API.
  • It can be used by anyone, whether you are a lone developer, a small company, or a big business.
  • You can use our OpenData for any purpose, under the Open Government Licence (OGL), including for your own use or for use by third parties.
  • See the OS Data Hub Plans for more information.