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ONS Postcode Directory (February 2026) for the UK

This is the ONS Postcode Directory (ONSPD) for the United Kingdom as at February 2026 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. This file contains the multi CSVs so that...

Output Area to County and Unitary Authority (December 2016) Lookup in England

This is a best-fit lookup between 2011 Output Areas (OA) and counties/unitary authorities as at 31 December 2016 in England.  (File Size - 17 MB)Column Descriptions: OA11CD | Text |...

Average Accumulated Exceedance (AAE) of critical loads of acidity and nutrient nitrogen by acid and nitrogen deposition for the UK, 2015-2017

This data resource consists of two files: (a) 1x1 km resolution Average Accumulated Exceedance (AAE) data summarising the exceedances of acidity critical loads for eight habitats; (b) 1x1 km...

Average Accumulated Exceedance (AAE) of critical loads of acidity and nutrient nitrogen by acid and nitrogen deposition for the UK, 2014-2016

This data resource consists of two files: (a) 1x1 km resolution Average Accumulated Exceedance (AAE) data summarising the exceedances of acidity critical loads for eight habitats; (b) 1x1 km...

Average Accumulated Exceedance (AAE) of critical loads of acidity and nutrient nitrogen by acid and nitrogen deposition for the UK, 2019-2021

This data resource consists of two files: (a) 1x1 km resolution Average Accumulated Exceedance (AAE) data summarising the exceedances of acidity critical loads for eight habitats; (b) 1x1 km...

Average Accumulated Exceedance (AAE) of critical loads of acidity and nutrient nitrogen by acid and nitrogen deposition for the UK, 2018-2020

This data resource consists of two files: (a) 1x1 km resolution Average Accumulated Exceedance (AAE) data summarising the exceedances of acidity critical loads for eight habitats; (b) 1x1 km...

Combined Authorities (May 2025) Boundaries EN BFE

This file contains the digital vector boundaries for Combined Authorities, in England, as at May 2025.The boundaries available are: (BFE) Full resolution - extent of the realm (usually this is the...

County Electoral Division (May 2024) Boundaries EN BFE (V3)

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

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...

Local Authority District (2018) to NUTS3 to NUTS2 to NUTS1 (January 2018) Lookup in the UK

A lookup between local authority districts (LAD) as at 31 December 2018 and Nomenclature of Territorial Units for Statistics (NUTS level 3, NUTS level 2 and NUTS level 1 areas as at 1 January...

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,...

ONS UPRN Directory (November 2025) (Epoch 122) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS UPRN Directory (October 2025) (Epoch 121) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS UPRN Directory (August 2025) (Epoch 120) User Guide

This User Guide contains information about the ONSUD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

ONS Postcode Directory (November 2025) User Guide

This User Guide contains information about the ONSPD including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...

National Statistics UPRN Lookup (August 2025) (Epoch 120) User Guide

This User Guide contains information about the NSUL including: directory content; data currency; the methodology for assigning areas to postcodes; data formats; data quality and limitations and...