Latest OS MasterMap release details
- The latest OS MasterMap Topography data release is:
|Publication date||Extraction date|
|8 April 2019||20 March 2019|
All layers are available to order on DVD, via FTP or through the Download centre.
We have completed the improvements on OS MasterMap urban content. The areas which have been subjected to improvement can be found on our urban content improvement map.
As a part of our ongoing cyclic revision since July 2016, we've updated Tidal data for the following areas:
England & Wales – 3621.7 km & 732.5 km of coastline updated to date
Scotland – 2173.1 km of coastline updated to date
OS MasterMap Topography Layer contains no errors in this release of the data.
For past messages, 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note that from 31 March 2019 OS MasterMap Integrated Transport Network(ITN) and Urban Path Network(UPN) products are withdrawn and replaced by OS MasterMap Highways Network portfolio.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|