Fertility data
Age Specific Fertility Rates. Estimated fertility rates from 1993 onwards for local authorities in England and Wales. Modelled Estimates of Recent Births. Nowcast estimates of annual births based on modelling of patient registration data. These data are updated monthly and provide a more timely indication of recent birth trends than is possible from official estimates. Birth Trends in London (2016)...
Migration data
Standard international migration indicators (datasets) We produce datasets for London of ONS and DWP estimates of international migration to and from the UK. International migration indicators briefings We produced a series of in-depth briefings on the migration datasets referred to above, from 2013 to 2016. Other data related to international migration (briefings) We have written four short briefings summarising findings...
School pupil data
School Rolls Projection Service (ongoing) Information about the School Rolls Projection Service which GLA Demography runs to assist London boroughs with school place planning, including details of how individual boroughs can sign-up to join the service. Internal migration flows – school age children visualisation (ongoing) ONS internal migration estimates have been used to create two visualisations showing in-, out- and...
Demography
GLA Demography is a team within the GLA’s City Intelligence Unit responsible for producing a wide range of data and analyses relating to London’s current and future population. Our datasets are organised around the following major topics: 1. Population and household projections We produce a range of population projections which are used to help inform planning and policy work within...
Education
Research and data about education in London. Graduate outcomes in London Social Market Foundation The GLA commissioned the Social Market Foundation (SMF) to conduct research focusing on how the outcomes of graduates who have studied in London and those from London vary, by a range of different characteristics. Building on success: increasing higher education retention in London Social Market Foundation...
Supporting data
We regularly publish opinion research data. Here you will find datasets referenced in press releases and other reports. Rent cap February 2026 ods table A Day Out in London January 2026 ods table Community Spaces January 2026 ods table Crime on public transport November 2025 ods table AI for Londoners Polling November 2025 ods table Green spaces March 2025 ods...
CHAIN rough sleeping reports
The CHAIN reports on the London Datastore present information about people seen rough sleeping by outreach teams in London since 2009/10. Information in the reports are taken from the Combined Homelessness and Information Network (CHAIN), a multi-agency database recording information about rough sleepers and the wider street population in London. CHAIN is commissioned and funded by the Greater London Authority...
Analysis notebooks
This page collects together a number of analytical ‘notebooks’, which combine code and descriptive text to show how publicly available data on housing (including data from the London Datastore) can be analysed and visualised using open source programming languages. All of these notebooks were created using the R programming environment, and can be replicated or adapted by copying the code...
Survey of Londoners
The Survey of Londoners was a research study commissioned by the Mayor of London in 2018-19 and 2021-22. The study helps to understand the lives of people living in London. The 2018-19 survey supported work to make living in London better for everyone, including tackling poverty, supporting new parents, promoting volunteering and making the city a fairer place to live....
2019
The GLA undertakes regular polling of Londoners’ views. The results from the GLA polls undertaken in 2019 appear on this page. You can choose a different year from the menu. GLA / YouGov poll results January 2019 PDF topline XLS table GLA / Survation poll results January 2019 XLS table GLA / YouGov poll #1 results February 2019 PDF topline...