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
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:
OS OpenData Download products are free to use by anyone for any purpose โ including for services from which you make a profit.
The OS OpenData Download products are available to download in a variety of formats, with a variety of ordering options, through the OS Data Hub.
Additional OS product resources
The following pages may be of interest:
๐ Sample Data
Download product sample data from the OS Data Hub or visualise it online using the OS MasterMap Product Viewer Tool.
๐
Product Refresh Dates
The update frequencies of the Premium and OpenData Download products and the calendar months in which these updates are published. You'll also find tables listing the upcoming and past publication and data cut / extraction dates for AddressBase and OS MasterMap Topography Layer.
Last updated
Was this helpful?





