Private data from the IMA is available to download through this page, for IMA partners who have signed the relevant NDA. IMA users can download this data by logging into this page with their Datastore credentials. If you are an IMA partner and require access, please contact the IMA Team. This data is only available to a restricted set of infrastructure...

Modelled estimates of annual live births by year ending date. Official birth estimates from ONS are considered very accurate, but the lag between the end of the period covered and the publication of estimates is typically 9-12 months. To gain a more timely indication of birth trends, the GLA Demography team produces modelled estimates of annual births...

Modelled counts of patients registered at a GP practice by single year of age (0-95+), sex, and local authority of residence. These modelled data contain information from NHS Digital, licenced under the current version of the Open Government Licence: Counts of patients by practice attended x sex x LSOA of residence - currently published quarterly Counts of...

This work by GLA City Intelligence (the latest update of which was published in June 2025) aims to provide the most comprehensive and up-to-date picture of London’s economic and social realities. Our latest report differs slightly from previous ones in that it highlights London’s performance against a set of ‘London-level outcomes’ that pertain to important Mayoral priorities for the capital. That...

Updated: 14/05/2025 Summaries of estimated annual internal migration flows of children aged 0 to 15 for London local authorities. Outputs are based on detailed estimates of internal migration published by the Office for National Statistics. Data for year ending mid-2023 are currently based on modelled flows produced by the GLA.

This dataset supports the Mayor's equality, diversity and inclusion (EDI) strategy published in 2018. It brings together publicly available data relevant to equalities in London into a series of measures. These will be updated over time to monitor the delivery of the strategy. After the Covid-19 pandemic struck in 2020, there was a need to capture and bring together appropriate data...

These modelled annual population estimates were created for use the GLA's population projections. They are intended to provide a consistent series of annual population and components of change between census years with all change accounted for by the standard components of change (births, deaths, and migration). The official mid-year population estimates published by ONS are available here. The original detailed internal migration data...

Estimated age specific fertility rates for local authorities, ITL (level 2) subregions, and regions in England and Wales. Rates modelled by the GLA using published ONS data on births by age of mother and annual population estimates. All data is published on 2021 geographic boundaries.

A number of characteristics of individuals are protected under the 2010 Equality Act, in order to limit the discrimination and disadvantage of groups with one or several shared characteristics. This table brings together a range of sources to present estimates of London's population by gender, age, ethnicity, religion, disability status, country of birth and sexual identity. It also shows population breakdowns...

Since 2021 these data tables have been produced to supplement the Pay Gap reports for the Greater London Authority (GLA). They provide extra details of the median and mean hourly rates of particular groups of staff at the GLA, as well as their corresponding pay gaps, as of 31 March 2024, 2023, 2022 and 2021. The GLA first published its ethnicity...