Office for National Statistics (ONS)
The UK's national statistics institute, publishing Census data, deprivation indices, housing statistics, and the UK House Price Index — all freely available under the Open Government Licence.
Data overview
Description, fields, and how we track updates on the provider’s site.
Description
The Office for National Statistics (ONS) is the UK's national statistical institute, providing a wide array of datasets related to housing, demographics, and the economy.
Key datasets include Census 2021 demographic profiles at various geographic levels, the Indices of Multiple Deprivation (IMD), the UK House Price Index (in collaboration with HMLR), housing stock statistics, and the English Housing Survey. The ONS API allows programmatic access to many of these datasets.
These datasets are suited to researchers, policy makers, local authorities, property developers, and analysts requiring reliable and official government statistics for spatial and market analysis.
Data is accessible freely under the Open Government Licence via the ONS website and API, with documentation provided to facilitate integration and analysis.
Data types
Key data fields
- Census 2021 Demographic ProfilesDetailed population and household characteristics at postcode, LSOA, MSOA, and local authority levels.
- Indices of Multiple Deprivation (IMD)Composite measure of relative deprivation across domains such as income, employment, education, and housing.
- UK House Price IndexMonthly statistics on UK residential property price changes, provided jointly with HM Land Registry.
- Housing Stock StatisticsData on the composition and characteristics of the housing stock in England and Wales.
- English Housing SurveyComprehensive survey data covering housing conditions, tenure, and affordability in England.
Update frequency
Datasets are updated at varying intervals, commonly monthly or annually, depending on the specific dataset.
Update history
We scan the provider’s site weekly. New findings appear here. Headlines are AI-summarized — follow the source link to verify.
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How to get access
1. Visit ONS Website
Navigate to the Office for National Statistics website to explore available datasets and documentation.
2. Register for API Access
Create a free account to obtain credentials for accessing the ONS API.
3. Review API Documentation
Consult the API guides to understand endpoints, parameters, and data formats.
4. Download or Query Data
Access datasets via bulk download or API calls depending on your requirements.
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