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Explore our collection of Ordnance Survey Maps, designed to meet a wide range of mapping requirements with varying scales and coverage options. The most detailed map we offer is OS MasterMap® including various useful layers such as building heights, freehold boundaries, the National Tree Map™ and 1m contours. These maps are vital resources for professionals such as architects, surveyors and engineers, as they provide accurate mapping data required for daily operations in their respective fields.

Coverage: GB
Formats: CAD (DWG & DXF), GML, PDF, PNG
Options: Colour, black & white
Printable scales: 1:200 – 1:10,000
Stated accuracy: Urban +/- 1m, rural +/- 2.5m, moorland / mountain +/- 8m
(CAD only):
‘Standard’ option – up to 20 key layers
‘Pro’ option – up to 67 layers
Projection: OSGB36 geodetic datum using Transverse Mercator projection
Grid: British National Grid
Themes: Buildings, roads, paths, water & natural features
Optional layers (CAD only): 1m contours, building heights, National Tree Map™, freehold boundaries, listed buildings
Licence options: 12 months (other options available on request)
Updates: Every 6 weeks
Delivery: Within seconds of ordering

What can Ordnance Survey Maps be used for?
Ordnance Survey Maps can be used for planning applications, land registration and to help building and design professionals realise their projects by completing their Design and Access Statements, Heritage Statements and drawing plans.

How can I download OS Maps?
You can download OS Maps including OS MasterMap® after signing up for a free account on our website. You can use this link to register to download OS Maps.

How can I view Ordnance Survey maps online free?
You can view certain OS maps online for free through the OS website and you can preview OS MasterMap® for free on our website.

Can I download OS maps for free?
Some OS Maps are available for free through OpenData. We’ve put together a list of free OS mapping.

How do I download offline OS maps?
You can use the Ordnance Survey app to download and use OS maps offline. However, if you need OS MasterMap® which is the most detailed and updated map of Great Britain, you can download it from our website.

Where can I download OS maps?
OS Maps can be downloaded from our website. We are a licensed partner of the Ordnance Survey, and we provide various OS Maps including the latest update of OS MasterMap®.

Are you a licensed OS partner?
Yes, we are a licensed OS partner. Our license number is 100053143.

What does OS stand for in mapping?
The Ordnance Survey (OS) is the United Kingdom's mapping agency.

What is the most detailed Ordnance Survey map?
OS MasterMap® is the most detailed professional mapping in the UK. It contains all manmade and natural features of the country in a single continuous map and a database of over 500 million objects. You can read more about it here: OS MasterMap®.

Where can I get old OS maps?
You can get historical overviews of your site by browsing our range of old OS maps starting from the 19th century. Read more about our historical maps.

Where can I find out when OS maps are updated?
OS MasterMap® is updated every 6 weeks. You can find out the exact dates for when MasterMap® is updated here.

How do I get an Ordnance Survey map of my property?
MapServe® is an official Ordnance Survey map supplier and can provide you with OS maps of your property in various formats, including PDF and CAD. You can get your Ordnance Survey map here.

What are the types of OS maps available?
We offer multiple OS maps including the latest update of OS MasterMap®, OS Overview Map, OS Road Map as well as OS MasterMap® in 3D format. You can find all available OS map types here.

Can I use OS Maps for free?
Some OS Maps are free under the OS OpenData however most OS Maps require payment and a license to be used and previewed.

How much do OS Maps cost UK?
You can find our pricing list here.

Where can I download OS Maps?
You can download OS Maps through our website by registering for an account.

Read all FAQs here.

MasterMap® DWG and DXF (for CAD)
MasterMap® GML (for GIS)
MasterMap® PDF and PNG formats

Helpful Tools to Design Your OS Maps


Auto Outline

Swiftly outline your property’s boundaries using the Auto Outline button. Manual tools are also available to outline any part of your OS maps.


A range of OS mapping data to choose from in various formats including DWG and PDF.


Ensures your OS maps have the correct paper size, orientation and scale for your project.


Select part of your OS map to download and edit using the Rectangle tool. Set Area and Polygon tools are also available.

Save Area

Save your OS mapping search for future use in your account for easy access.

Snap to Point

Outline a boundary, feature, or part of your property with the help of the Snap to Point tool.

Different Uses of Ordnance Survey Mapping Data

The Telecoms Surveyor

Access points to a mast are hard to find so Ordnance Survey mapping data such as aerial photography and Mastermap in DWG format are helpful for a site visit.

The Architect

A combination of OS maps is used to locate access points, connection points between a site and a project and site appraisals.

The Town Planner

OS mapping in various formats is used to check planning constraints and produce planning applications and certificates of lawfulness.

The Transport Planning Consultant

Large scale topographic maps are useful to find accesses to a construction site. OS mapping data help to establish if access to a site is adequate and whether a site corresponds to all appropriate guidelines.

The Arboricultural Consultant

Ordnance Survey maps and the National Tree Map are accurate enough to help survey a large range of land for an arboricultural consultant working across the country.

Supported Software

3D studio max logo Adobe Acrobat logo Graphisoft Archicad logo Autodesk Autocad LT logo Autodesk Autocad logo Catia logo Autodesk Civil 3D logo Solidworks logo Edge logo Planxpress logo Pro Landscape logo QGIS logo Autodesk Revit logo Rhinoceros logo Sketchup logo Tinkercad logo Vectorworks logo