OS Download Products' Documentation

Explore documentation and guides for OS Premium and OpenData Download products, such as AddressBase Premium, OS MasterMap Topography Layer, Boundary-Line and OS Open Zoomstack.

What's available on this site?

This is a self-serve site containing documentation and guides relating to the Ordnance Survey (OS) Premium and OpenData Download products available to download through the OS Data Hub.

On the left-hand-side menu, we've grouped documentation first by portfolio, then alphabetically by product. Under each product's landing page, you'll usually find the following product-specific documents:

  • Release Notes (available for most products)

  • An Overview

  • A Getting Started Guide (available for most products)

  • A Technical Specification

  • Downloads (contains any additional files to download for a product, such as classification schemes and CSV header files, and links to product stylesheets and XML schemas held on other OS sites, if available for a product)

  • Known Data Issues

New products have a 'new' emoji (🆕) against their name so that they are easy to spot in the left-hand-side menu.

Download data product portfolios

The Download data products are grouped by portfolio:

Types of Download data products

There are two types of Download data product: OS Premium and OS OpenData:

When we refer to Premium products we mean paid-for datasets – whether they’re paid for by businesses, purchased through an OS Partner, or accessed free at the point of use under the Public Sector Geospatial Agreement (PSGA).

The OS Premium Download data products are available to download in a range of formats, with a variety of ordering options, through the OS Data Hub on our Premium, Public Sector and Energy and Infrastructure plans.

Our Premium Download data products work in a range of software, including ESRI ArcGIS, QGIS, Mapbox, Cadcorp SIS, MapInfo, Tableau, Kepler.gl and many more.


Additional OS product information

The following pages may be of interest:

🔍 Sample Data

Download product sample data from the OS Data Hub or visualise it online using the OS MasterMap Product Viewer Tool.

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