Topography Portfolio Information

This page provides an overview of the OS downloadable topography product portfolio.

Topography products

Topography products allow users to visualise geographic data to make clearer location-based decisions about assets, risks and services. The following downloadable products are available within the topography portfolio:

OS MasterMap Topography Layer – Building Height Attribute

An enhancement to OS MasterMap Topography Layer that provides building height properties to manage assets, plan works and visualise urban density.

OS MasterMap Greenspace Layer

A detailed dataset of public and private greenspaces within urban areas for Great Britain.

OS MasterMap Sites Layer

A dataset containing the detailed extents of important locations such as airports, schools, hospitals, utility and infrastructure sites, and more.

OS MasterMap Topography Layer

A detailed and accurate view of the landscape of Great Britain, representing both the manmade and natural environment, with over 500 million real-world objects.

OS Open Greenspace

An open dataset depicting the location, access and extent of spaces, such as parks and sports facilities likely to be accessible to the public.