OS data products​

With OS Features API, you can filter Ordnance Survey data for buildings, roads, rivers, hospitals, playing fields, and greenspaces.

OS MasterMap Topography Layer is a dataset showing building heights for Great Britain.

OS MasterMap® Greenspace Layer is a detailed dataset of the greenspaces within an urban area for Great Britain.

OS MasterMap® Sites Layer is a nationally maintained view of the detailed extents of locations like airports, schools, hospitals, utility and more.

OS MasterMap Topography layer provides a map dataset of Great Britain's landscape – from roads to fields, to buildings and trees, fences, paths and more.

OS Open Greenspace is Britain’s most comprehensive Open dataset of greenspace. Find the location of public parks, sports facilities, play areas, allotments and more.