OS MasterMap®

The perfect mapping for planning applications or CAD drawing. OS MasterMap® is a most detailed map of Great Britain, covering man-made and natural features.

Overview

OS MasterMap® is a comprehensive large-scale map, detailing man-made and natural features. It is the approved mapping for planning applications and land registration.

You are able to view and print OS MasterMap® in colour and black & white, or overlay our aerial layer for added context.

OS MasterMap® provides detailed attribute information for every feature on the map, each feature is split into nine themes, these include:

Administrative Boundaries;
Buildings;
Heritage and antiquities;
Land;
Rail;
Roads, tracks and paths;
Structures;
Terrain and height;
Water

There are over 450 million features in OS MasterMap®, each of these is uniquely referenced by the Topographic Indicator (TOID).

Data Information

Dataset	OS MasterMap® Topography Layer
Supplier	Ordnance Survey
Update Cycle	6 weekly
Coverage	GB
Typical Delivery Time	Under a minute

Available now

OS MasterMap® is ready in a range suitable formats within minutes.

Go to Promap

Download samples

Download OS MasterMap® DWG Download OS MasterMap® DXF Download OS OS MasterMap® DGN Download OS MasterMap® GZ Download OS MasterMap® JPG Download OS MasterMap® PNG Download OS MasterMap® PDF

Export formats

DWG DXF DGN GZ

Scale

Printable Scales: 1:100 to 1:10,000.

OS MasterMap® is captured a 1:1,250 in urban areas, 1:2,500 in rural areas and 1:10,000 in moorland areas.

How can you use OS MasterMap®

Planning applications

OS MasterMap® is perfect for create both the location and site plans, required as part of your next planning application.

Site identification

OS MasterMap® provides unparalleled detail about land use to type, to help you find your next development.

Valuations

When accuracy is top of your list, the detailed attribution and measurements of OS MasterMap® mean it is the only choice.

Design

Available in a variety of CAD ready formats. OS MasterMap® will get your project off to the right start.

Have more questions about OS MasterMap®?

Read all support articles

MasterMap Colour Fill Legend

The following table shows the R/G/B values for the area fills on the OS MasterMap 1:1,250 colour view.

OS MasterMap®

Updated every 6 weeks, OS MasterMap® provides the most accurate view of the land. We also offer a range of other mapping layers to provide the full picture.

Browse OS MasterMap®