OS MasterMap Greenspace Layer
Here you will find all documentation for the OS MasterMap Greenspace Layer product.
OS MasterMap Greenspace Layer is a detailed dataset of the greenspaces within an urban area for Great Britain. It includes both publicly accessible and private green spaces, sports facilities and natural environment features, to give a comprehensive view of spaces that are important for applications such as environmental management, health, planning, or habitat mappings.

The OS MasterMap Greenspace Layer dataset has been designed for the public sector. It shows accessible and non-accessible greenspaces in urban areas, helping to support a wider set of government initiatives around health and the environment.
Compatible with other layers of OS MasterMap and OS products
The product can be used on its own, or combined with other Ordnance Survey products, such as OS MasterMap Topography Layer, OS MasterMap Sites Layer, and OS Open Greenspace.
Supports sustainable service delivery
As Britain’s most comprehensive and up-to-date dataset of urban greenspaces, the product can be used to support efficiencies in service deliveries, investments and policy creation where use of such greenspaces is a factor.
Aids environmental management
It can help you manage the local green environment, including air quality, biodiversity, housing regeneration and flood resilience.
Powers policies
Use OS MasterMap Greenspace Layer to support policy interventions around health and wellbeing though the promotion of increased physical activity and improved mental health.
Aids assessment of natural capital
The OS MasterMap Greenspace Layer dataset comprises topographic areas published in OS MasterMap Topography Layer, with additional greenspace-specific attribution to describe their function. It includes both publicly accessible and private green spaces, sports facilities and natural environment features.
This dataset has been designed for the public sector; it shows accessible and non-accessible greenspaces in urban areas, helping to support a wider set of government initiatives around health and the environment.
OS MasterMap Greenspace Layer supports a wide range of customer applications that use geographical information. The product can be used on its own, or combined with other Ordnance Survey products, such as OS MasterMap Topography Layer, OS MasterMap Sites Layer, and OS Open Greenspace.
Applications of the OS MasterMap Greenspace Layer product include, but are by no means limited to:
Providing detailed data to support audit, policy, planning, environmental planning, and research.
Analysing air quality and use of amenities.
Managing and planning green spaces efficiently.
Evaluating Britain’s natural habitat and environment.
Encouraging activity for all, improving mental and physical health.
Access: Download
Data themes: Land, Land Use
Data structure: Vector – Polygons
Coverage: Great Britain
Scale: 1:1 250 to 1:10 000
Format: ESRI Shapefile, GML 3.2.1, GeoPackage, vector tiles
Ordering area: All of Great Britain or customisable area (5km² tiles)
Publication months: April, October
OS MasterMap Greenspace Layer is designed to work with OS MasterMap Topography Layer and will be aligned to a particular release.
As OS MasterMap Topography Layer is released every six weeks, it will be necessary to use the version number on the feature in both products to identify which release corresponds to your current holding of OS MasterMap Greenspace Layer.
We recommend you read the following guides:
How to get this product
Access to this product is free for PSGA (Public Sector Geospatial Agreement) Members. You can check if your organisation is a member of the PSGA on the OS website.
The OS MasterMap Greenspace Layer product page on the OS website has advice on how to get the product for businesses, developers, OS Partners and PSGA Members (i.e. government and the public sector).
Sample data
Download OS MasterMap Greenspace Layer sample data
You can download sample data for the product for free from the OS Data Hub. The sample data is available in ESRI Shapefile and GML 3.2 formats and covers one area (Exeter).
Visualise OS MasterMap Greenspace Layer sample data online
This product is available to try out free online using one of our three sets of sample data (Exeter, Newport and Inverness) through the OS MasterMap Product Viewer:
Other ways to access this data
OS MasterMap Greenspace Layer data is available through our OS Features API, providing location-based insights that combine topography data with buildings, transport, and water layer data to create finely detailed datasets with a high degree of accuracy. Visit the OS API docs site to unlock programmatic access to rich geospatial data and integrate OS data and services into your applications.
Access to OS MasterMap Greenspace Layer data is also available through the OS NGD Land Theme and OS NGD Land Use Theme, providing data that is interoperable with other OS NGD themes, improved data structures, and a data schema designed to be simple to use and interrogate. Users may find the OS NGD Land Theme data and OS NGD Land Use Theme data more accessible and easier to use with databases and GIS software. Visit the OS NGD docs site to discover how to access the OS NGD and learn what's available to users.
What's next?
To access additional documentation and resources relating to this product, please refer to the following:
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