Is OS MasterMap free?

The OS Open MasterMap Implementation Programme enables businesses and developers to access more geospatial data for free.

What is MasterMap data?

The OS MasterMap is the premier digital product of the Ordnance Survey. It was launched in November 2001. It is a database that records every fixed feature of Great Britain larger than a few metres in one continuous digital map.

Are OS Maps topographic?

Identifying features. OS MasterMap Topography Layer is comprised of 500 million individual features, each assigned a unique Topographic Identifier (TOID). This identifier is connected to that feature throughout its lifecycle and retired when the feature is removed if, for example, a building is demolished.

What is OS data?

Ordnance Survey (OS) is the national mapping agency for Great Britain. They produce digital map data, online route planning and sharing services and mobile apps, plus many other location-based products for business, government and consumers.

What is AddressBase?

AddressBase contains Royal Mail PAF addresses (27.2 million) both commercial and residential matched to the local authority Unique Property Reference Number and structured in a flat file model. This allows users to link additional information about a property to a single address.

What’s the difference between OS Landranger and OS Explorer?

OS Landranger Displaying roads, tourist features, footpaths, and rights of way. Landranger covers a larger area than Explorer but with less detail.

Is the OS MasterMap topography layer available for free?

OS MasterMap Topography Layer is available under the following licence: You’re welcome to try out this data for free under our Data Exploration Licence. When using OS data in your own business, you need our Framework Contract (Direct Customers) together with a data contract.

Which is the most recent OS MasterMap dataset?

COU brings your dataset up to date with the most recent OS MasterMap data available from Ordnance Survey. The update of real world features within OS MasterMap Topography Layer depends on what Category of change the feature falls in, as described in our Basic scale revision policy.

How big is the OS Master Map database?

A continually updated database providing geographical coverage of Great Britain, OS MasterMap contains 450 million geographic features and provides a suite of topopgraphy, imagery, road and river datasets.

How is GIS OS MasterMap used in GIS?

In GIS OS MasterMap can be viewed over a considerable range of scales. The most scale-sensitive feature types, such as cartographic text and symbol features, are fixed in size and rapidly become less clear at smaller display scales (that is, when zoomed out).