On this page you'll find information about the update frequencies of our Premium Download products and the calendar months in which they are updated. This information is also available from the 'OS products refresh dates' page of the OS website.
Refresh dates for the OpenData Download products are available from the individual landing pages for each OpenData product on this platform.
| Product | Update Frequency | Month |
|---|---|---|
AddressBase product 'family' release notes (for all AddressBase products bar AddressBase Core) are available from the AddressBase Core Principles pages of this site. AddressBase Core is supplied weekly and its release notes can be found on the AddressBase Core Release Notes page.
OS MasterMap Topography Layer release notes are available from the product pages of this site.
1:25 000 Scale Colour Raster
Quarterly
March, June, September and December
1:50 000 Scale Colour Raster
Quarterly
March, June, September and December
Code-Point
Quarterly
February, May, August and November
Code-Point with Polygons
Quarterly
January, April, July and October
OS Detailed Path Network
Annually
October
OS MasterMap Highways Network
Monthly
N/A
OS MasterMap Imagery Layer
Quarterly
February, May, August and November
OS MasterMap Sites Layer
Bi-annually
April and October
OS MasterMap Water Network Layer
Quarterly
January, April, July and October
OS Terrain 5
Quarterly
January, April, July and October
OS VectorMap Local
Quarterly
January, April, July and October
OS VectorMap Local – colour backdrop
Quarterly
January, April, July and October
Points of Interest
Quarterly
March, June, September and December
The table below shows our future schedule of extraction and publication dates for OS MasterMap Topography Layer. We aim to keep this schedule up to date, but you should treat these dates as a guide only as they are subject to change. The extraction date will be confirmed on the publication date.
Please note these dates only apply to bespoke polygons, 'area of interest' orders and national sets.
| Publication date | Extraction date |
|---|---|
16 December 2024
28 November 2024
03 February 2025
16 January 2025
17 March 2025
27 February 2025
Here are the dates when OS MasterMap Topography Layer was previously refreshed and links to the release notes:
| Publication date | Extraction date |
|---|---|
04 November 2024
17 October 2024
23 September 2024
05 September 2024
12 August 2024
25 July 2024
24 June 2024
06 June 2024
13 May 2024
25 April 2024
02 April 2024
14 March 2024
19 February 2024
01 February 2024
04 January 2024
14 December 2023
20 November 2023
02 November 2023
09 October 2023
20 September 2023
115
19 December 2024
14 November 2024
116
06 February 2025
03 January 2025
117
20 March 2025
14 February 2025
118
01 May 2025
28 March 2025