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Code History Database (February 2017) for the UK

This zip file contains the Code History Database for the United Kingdom as at February 2017. To download the zip file click the Download button. The Code History Database (CHD) contains...

International Territorial Level 3 (January 2021) Boundaries UK BFC (V4)

This file contains the digital vector boundaries for International Territorial Level 3, in United Kingdom, as at January 2021.The boundaries available are:(BFC) Full Clipped - clipped to the...

Local Authority Districts (May 2025) Boundaries UK BUC

This file contains the digital vector boundaries for Local Authority Districts, in the United Kingdom, as at May 2025.The boundaries available are: (BUC) Ultra generalised (500m) - clipped to the...

Cancer Alliances (April 2024) Boundaries EN BFE

This file contains the digital vector boundaries for Cancer Alliances, in England, as at April 2024.The boundaries available are: (BFE) Full resolution - extent of the realm (usually this is the...

National Assembly for Wales Constituencies (December 2021) Boundaries WA BGC (V3)

This file contains the digital vector boundaries for National Assembly for Wales Electoral Regions in Wales, as at December 2021. The boundaries available are:   (BGC) Generalised...

Cancer Alliances (April 2024) Boundaries EN BFC

This file contains the digital vector boundaries for Cancer Alliances, in England, as at April 2024.The boundaries available are: (BFC) Full resolution - clipped to the coastline (Mean High Water...

Output Area (2021) to County and Unitary Authority (April 2025) Best Fit Lookup in EW

A lookup between 2021 Output Areas (OA) and County and Unitary Authorities (CTYUA) (Counties, Unitary Authorities, Metropolitan Districts and London Boroughs) as at 1st April 2025 in England and...

National Statistics UPRN Lookup (December 2025) (Epoch 123)

This file contains the National Statistics UPRN Lookup (NSUL) for Great Britain as at December 2025. The NSUL relates the Unique Property Reference Number (UPRN) for each GB address from...

Mercury Potential Project

In 2022 DAERA contracted Tetra Tech to provide a report on a high level assessment of historic land uses in NI that may have resulted in mercury contamination.  EU Regulation 2017/852 ...

Standard Area Measurements (2023) User Guide

This document is the Standard Area Measurements (2023) User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...

Mercury Q&A Document Annex C

A set of Q&As to accompany the Mercury Potential Report and associated feature layer and dataset. The aim of this is to attempt to answer some of the most common or likely queries or concerns...

Register of Geographic Codes (June 2026) for the UK

The Register of Geographic Codes (RGC) is a key product that contains the definitive list of UK statistical geographies. ONS maintains the definitive set of statistical geographies, coordinates the...

Code History Database (September 2017) for the UK

This zip file contains the Code History Database for the United Kingdom as at September 2017. To download the zip file click the Download button. The Code History Database (CHD) contains...

Local Authority Districts (April 2025) Names and Codes in the UK (V2)

This file contains the names and codes for local authority districts (LAD) and unitary authorities (UA) in the United Kingdom as at 1st April 2025. (File Size - 48KB)Field Names - LAD25CD, LAD25NM,...

Wards (December 2025) Boundaries UK BFE

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BFE) Full resolution - extent of the realm (usually this is the...

Wards (December 2025) Boundaries UK BGC

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BGC) Generalised (20m) - clipped to the coastline (Mean High...

Wards (December 2025) Boundaries UK BSC

This file contains the digital vector boundaries for Wards, in the United Kingdom, as at December 2025.The boundaries available are: (BSC) Super Generalised (200m) - clipped to the coastline (Mean...

Wards (May 2026) Names and Codes in the UK

This file contains the names and codes for electoral wards/divisions in the United Kingdom as at 7th May 2026.(File Size - 736KB)Field Names - WD26CD, WD26NM, WD26NMWField Types - Text, Text,...

Rural Urban Classification (2021) of Local Authority Districts (2024) in EW

Rural Urban ClassificationThe 2021 RUC is a statistical classification to provide a consistent and standardised method for classifying geographies as rural or urban. This is based on...

Sustainability and Transformation Partnerships (April 2020) Map in EN

A PDF map showing the Sustainability and Transformation Partnerships in England as at April 2020.  (File Size - 228 KB)