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1:25 000 Scale Colour Raster

The digital alternative to our popular OS Explorer paper map series, this is a high-quality map of Great Britain, available in 10km square tiles.


1:25 000 Scale Colour Raster is the must-have map in any navigation app or device for hikers and cyclists. It depicts the landscape with detail and clarity that’s unsurpassed at this scale.

For emergency responders, this map can help you quickly and safely to incidents in remote areas. Field boundaries are included, along with contours, vegetation, scree and shoreline detail.

When you need map extracts for a consultation document, or a magazine for walkers, 1:25 000 Scale Colour Raster TIFF files can be opened and annotated in software like Photoshop and InDesign.

Retina resolution

Retina resolution

We give you 1:25 000 Scale Colour Raster at a resolution of 254 dpi – and Partners at a staggering 660 dpi – so it looks stunning on today’s high-resolution displays, whether on desktop, tablet or mobile.

Helping ramblers and landowners

Helping ramblers and landowners

Along with a wide range of rights of way – footpaths, bridleways, National Trails and more – 1:25 000 Scale Colour Raster shows 'access land' that’s open to all. Thanks to this level of detail, visitors can enjoy the countryside and keep out of trouble.

Plenty of places to visit

Plenty of places to visit

Tourist and heritage attractions of many types are shown on this mapping, so leisure app users can use it to find their way to a place of interest, whether it breaks up a day’s walking or keeps the kids amused on a rainy day.

Explore our data

You’re welcome to try out this data for free under our Data Exploration Licence.

Internal business use

If you wish to use 1:25 000 Scale Colour Raster for internal business use you should contact one of our Partners; unless you’re in the energy & infrastructure sector, in which case please contact us so that we can advise you on next steps.

Creating products or services

To use this data commercially in your own products and services, or to distribute it, you will need to sign up to our Framework Contract (Partners) This will vary depending on what you’re going to do with the data.


How to get this product

Sample data

Give it a try

Download a small area of 1:25 000 Scale Colour Raster sample data.

Or you can apply for a Data Exploration Licence to try out the real thing.

Technical specification

Key FeaturesWhat this product offers
FormatGeoTIFF, TIFF 8-bit LZW compressed or TIFF PackBits compressed.
Tile size10km x 10km
Colour optionsPalette of 256 colours
Update frequencyQuarterly (March, June, September and December) - change only updates
Resolution660 dpi or 254 dpi
CoverageGreat Britain


Success stories

Helping to safeguard moorland life

Using OS data, the Moors for the Future Partnership created a land cover map which gave vital information to safeguard moorland life.

Maritime and Coastguard Agency pinpoints incidents with vernacular geography

Using Ordnance survey solutions including Mastermaps, Maritime and Coastguard Agency are able to pinpoint exact incident locations.