The Office for National Statistics (ONS) publishes data on the number of live births by the mother's country of birth in England and Wales each year. Every time a birth is registered in England and Wales both parents are required to state their places of birth on their child's birth certificate, and this information is then collated to produce these statistics. In order to make it easier to look at what these data tell us about births i...

In 2021, the Greater London Authority (GLA) commissioned the London School of Economics (LSE) to conduct a robust Social Cost Benefit Analysis (SCBA) of the removal of the NRPF restriction for certain migrant groups with work related visas, and their family members. They did this by quantifying all the costs that would be imposed on central and local government as a result and quantifying all the benefits to society that would arise fro...

This dataset shows different breakdowns of London's resident population by their country of birth. Data used comes from ONS' Annual Population Survey (APS). The APS has a sample of around 320,000 people in the UK (around 28,000 in London). As such all figures must be treated with some caution. 95% confidence interval levels are provided. Numbers have been rounded to the nearest thousand and figures for smaller populations have been su...

This dataset shows different breakdowns of London's resident population by their nationality. Data used comes from ONS' Annual Population Survey (APS). The APS has a sample of around 320,000 people in the UK (around 28,000 in London). As such all figures must be treated with some caution. 95% confidence interval levels are provided. Numbers have been rounded to the nearest thousand and figures for smaller populations have been suppres...

Persons attending a British citizenship ceremony. (P) Provisional figures.(R) Figures have been revised since the first release of this data, for example to include late returns. Relates to adults over 18 years of age only. Ceremony Attended: A ceremony organised by County or Local Authorities for successful applicants over 18 years of age for British citizenship. At the ceremony the applicant takes the Oath or Affirmation of allegiance...

Updated: 15/02/2021 ONS internal migration estimates have been used to create two visualisations showing in-, out- and net flows of school age children at a borough and region level for mid-year 2002 to mid-year 2020.

Migration indicators from ONS and DWP. The table below details the sources of the datasets available and the dates of their next update.   Migration Statistics Quarterly Report Statistical bulletins, ONS 26 November 2020 National Insurance numbers issued to overseas nationals, Stats-Xplore, DWP. 26 November 2020 Population Estimates for UK, England and Wales, Scotland and Northern Ireland, ONS June 2021 Local area migration indicators s...

National Insurance Number (NINo) registrations to adult overseas nationals entering the UK by year of registration, by country of origin. 100% extract from National Insurance Recording System. Figures are rounded to the nearest ten. Some additional disclosure control has been applied. Totals may not sum due to rounding method used. Registration date is derived from the date at which a NINo is maintained on the National Insurance Reco...

An Excel workbook containing tables of historical census data for a range of indicators dating back to 1961. Available in Excel 2003 (csv download) and Excel 2007-10 (excel download) formats.

Number of migrants by decade of arrival to the United Kingdom. Includes all decades since 1970. Data shown for years 2004 to 2016. Numbers are rounded to nearest thousand. Figures are based on surveys and 95% confidence intervals are provided. Special Licence Access data to the Annual Population Survey. Approved ONS Researchers only.