OS products refresh dates​

Find out the update frequencies of our digital mapping products, including OS Mastermap Topography Layer

Premium product update frequencies

The following table lists the update frequencies of our premium products and the calendar months that they are updated.

Product

Update frequency

Month

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​

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​

OS MasterMap Topography Layer

Get the latest refresh dates for OS MasterMap Topography Layer data. Plus, you can find past publication dates with their accompanying release note. 

 

Latest OS MasterMap Topography data release

Publication date

Extraction date

Release Note

04 November 2024

17 October 2024

November 2024 release note (PDF)

 

Future publication dates

Below is 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 202428 November 2024
03 February 202516 January 2025
17 March 202527 February 2025 

 

Past publication dates

Here are the dates when OS MasterMap Topography Layer was previously refreshed.

Publication date

Extraction date

Release Note

23 September 2024

05 September 2024

September 2024

12 August 2024

25 July 2024

August 2024

24 June 2024

06 June 2024

June 2024

13 May 2024

25 April 2024

May 2024

02 April 2024

14 March 2024

April 2024

19 February 2024

01 February 2024

February 2024

04 January 2024

14 December 2023

January 2024

20 November 2023

02 November 2023

November 2023

09 October 2023

20 September 2023

October 2023

 

Related links

  • OS data download and API products

    Discover OS geospatial data download products, API products and open data products, and find out how they can benefit your organisation.

  • OS MasterMap Topography Layer

    OS MasterMap Topography layer provides a map dataset of Great Britain's landscape – from roads to fields, to buildings and trees, fences, paths and more.

  • OS MasterMap revision policy

    Read the policy on updating large-scale data, directly affecting OS MasterMap Topography Layer. Learn how we prioritise revision activity, and view criteria of categories of change.

AddressBase products epoch dates

Find upcoming and past epoch dates for our addressing products.