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National Statistics Postcode Lookup 2021 Census (May 2024) 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...

Rural-Urban Classification User Guide (2021)

The user guide is a high level summary of the 2021 Rural Urban Classification methodology, including a visual representation of the method, high level summary statistics and a brief explanation of...

A Beginner's Guide to UK Geography (2023)

This updated guide is a simple tour of the UK geographical areas used in National Statistics work.  You can use it to get basic facts on each type of area as well as more specialist information.

EU Project Report: The RISCS Guide - A guide to potential impacts of leakage from CO2 storage

The RISCS guide summarises the conclusions and recommendations developed by the RISCS Consortium, based on four years of research into the potential impacts of leakage from CO2 storage sites. The...

User guide to Home Office crime statistics

The User Guide to Home Office Crime Statistics is designed to be a useful reference guide with explanatory notes regarding the issues and classifications which are key to the production and...

National Statistics Postcode Lookup (August 2016) User Guide Version 2

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

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 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...

ONS Postcode Directory (May 2016) User Guide

This user guide and version notes contains information about the ONS Postcode Directory including: directory content; data currency; the methodology for assigning areas to...

ONS Postcode Directory User Guide and Version Notes (May 2016)

This user guide and version notes contains information about the ONS Postcode Directory including: directory content; data currency; the methodology for assigning areas to...

National Statistics Postcode Lookup (May 2016) User Guide

This user guide and version notes contains information about the NSPL including: content; data currency; the methodology for assigning areas to postcodes; data...

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...

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 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 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...

National Statistics Postcode Lookup User Guide and Version Notes (May 2016)

This user guide and version notes contains information about the NSPL including: content; data currency; the methodology for assigning areas to postcodes; data...

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 Postcode Directory (August 2016) User Guide (V2)

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