This is a lookup file between local authority districts and counties, metropolitan counties and Greater London in England as at 31 December 2017.  (File Size - 48 KB)Field Names...

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

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

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...

The document explains the differences between the different boundary sets that ONS Geography provides. Valid from 2011.  (File Size - 347 KB)

The 2011 rural-urban classification of local authority districts in England user guide document.  (File Size - 864 KB)

2011 Census data for built-up areas provide information on the villages, towns and cities where people live, and allows comparisons between people living in built-up areas and...

The GSS Coding and Naming policy was implemented on 1 January 2011. This change affected all users and producers of statistics. This document contains the frequently asked...

The document explains the differences between the different boundary sets that ONS Geography provides. Valid for datasets between 2001 and 2011.  (File Size - 393 KB)

This document summarizes research into the problem of small population civil parishes in England.  (File Size - 715 KB)

This user guide gives a full rundown and explanation of the contents of the new 2016 Index of Place Names (IPN) in Great Britain.  (File Size - 644 KB)

The document provides a methodological note and user guidance for the ONS Major Towns and Cities.  (File Size - 2 MB)

This document explains how postcodes are allocated to a range of geographies on which statistics are published. It explains the main differences in how postcodes are allocated...

This document is the Standard Area Measurements - 2016 User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of...

This is the User Guide for the National Statistics Address Lookup (NSAL) for Great Britain as at March 2017. The NSAL relates the Unique Property Reference Number (UPRN) for...

This is the User Guide for the ONS Address Directory (ONSAD) for Great Britain as at January 2017. The ONSAD relates the Unique Property Reference Number (UPRN) for each GB...

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at May 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to...

This is the User Guide for the National Statistics UPRN Lookup (NSUL) for Great Britain as at May 2017. The NSUL relates the Unique Property Reference Number (UPRN) for each GB...

This is the User Guide for the National Statistics UPRN Lookup (NSUL) for Great Britain as at July 2017. The NSUL relates the Unique Property Reference Number (UPRN) for each GB...

This is the User Guide for the ONS UPRN Directory (ONSUD) for Great Britain as at June 2017. The ONSUD relates the Unique Property Reference Number (UPRN) for each GB address to...