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Counties and Unitary Authorities (December 2025) Boundaries UK BUC

This file contains the digital vector boundaries for Counties and Unitary Authorities, in the United Kingdom, as at December 2025.The boundaries available are: (BUC) Ultra generalised (500m) -...

Strategic Industrial Locations

Existing commercial and industrial locations from Boston Borough Council’s 1999 adopted local plan

National Statistics Postcode Lookup (February 2025) for the UK

This file contains the National Statistics Postcode Lookup (NSPL) for the United Kingdom as at February 2025 in Comma Separated Variable (CSV) and ASCII text (TXT) formats. To download the zip file...

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,...

National Statistics UPRN Lookup (October 2025) (Epoch 121) 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...

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...

National Statistics Postcode Lookup (August 2025) User Guide

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

National Statistics UPRN Lookup (November 2025) (Epoch 122) 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...

National Statistics Postcode Lookup (November 2025) User Guide

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

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

ONS UPRN Directory (December 2025) (Epoch 123) 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...

National Statistics Postcode Lookup (February 2026) User Guide

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

ONS Postcode Directory (February 2026) 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...

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...

Local Authority Districts (May 2024) Boundaries EW BUC and Rural Urban Classification

This file contains the digital vector boundaries for Local Authority Districts in England and Wales as at May 2024.It is joined to the Rural Urban Classification data 2021.The Rural-Urban...