Latest OS MasterMap release details
- The latest OS MasterMap Topography data release is:
|Publication date||Extraction date|
|20 May 2019||01 May 2019|
All layers are available to order on DVD, via FTP or through the Download centre.
As part of our commitment to improving our processes we have updated how we supply release notes to include more information. This will include all refresh data for the OSMM Topography layer including the tidal update program.
They can be found here.
We also aim to improve the functionality of the archive to better suit your needs. For past version of the release notes, please see the archive.
Integrated Transport Network and Urban Path Network
Please note that from 31 March 2019 OS MasterMap Integrated Transport Network(ITN) and Urban Path Network(UPN) products are withdrawn and replaced by OS MasterMap Highways Network portfolio.
The last update to ITN was on 25 February 2019 and the last UPN refresh was on 18 March 2019.
The last UPN release is validated against and aligned to OS MasterMap® Integrated Transport Network™ released on 7 February 2019.
For all the information about the migration from ITN/UPN to Highways; the benefits of Highways; a comparison between ITN/UPN and Highways; a timeline of events; webinars and FAQs - please visit our dedicated web page www.os.uk/itnmigration.
OS MasterMap Sites Layer updates
OS MasterMap Sites Layer is updated every six months. Please see the table below for the latest release date:
|OS MasterMap Sites Layer||October 2018|
Building Height Attribute updates
Building Height Attribute is updated every six months. Please see the table below for the latest release date:
|Building Height Attribute||April 2019|