Ordnance Survey

OS Maps

Your guide in the great outdoors

OS Maps app displayed on different devices

Explore Britain in detail with your 7 day free trial of OS Maps today

Go off the beaten track and explore with Great Britain's most detailed mapping at your fingertips – now with stunning 3D.

How can we help?

I'd like to...

Find out more >

Map shop

Buy maps and outdoor gear – everything you need to explore, boost your fitness and stay safe.

Visit the map shop

Map data for businesses

Learn how OS data lets your business gain competitive advantage.

Helping your business

Public sector map data

OS data can help your organisation be more effective. It's free under our mapping agreements.

Supporting your vital work

Latest news...

Are traditional outdoor activities becoming a thing of the past?

A new survey reveals that children are becoming less active outdoors and urges parents to help kids get outside with Wild Night Out.

Survey results

GeoTech continues to grow

Four start-up businesses join OS's funded Geovation Programme.

Meet the start-ups

Mapping Nations: The Next Decade

During the first week of July, leaders of national mapping and cadastral authorities from across the globe will be in the UK to discuss some of the greatest challenges the world faces.

The Cambridge Conference

Explore GB with OS’s 3D adventure planning tool

OS Maps now includes an immersive aerial 3D view of Great Britain in HD, helping outdoor enthusiasts discover even more places.

Aerial 3D viewing tool