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Small area annual population estimates

Population estimates for small areas in Swansea are published by the Office for National Statistics (ONS).

The latest data (for mid-2019) is available for Electoral Wards and Super Output Areas in Swansea. Lower layer Super Output Area (LSOAs) are statistical reporting units developed by ONS with a minimum population of 1,000 (current average 1,620). Middle layer Super Output Areas (MSOAs) are built from groups of adjacent LSOAs and have a minimum population of 5,000 (average 7,800). 

Summary local population estimates for 2019 are available from this page. The PDF Document LSOA (PDF, 354KB)Opens new window , PDF Document MSOA (PDF, 722KB)Opens new window and PDF Document Ward (PDF, 339KB)Opens new window level data for areas in Swansea is shown on the basis of the broad life stage groups: children (0-15), working age (16-64) and older people (65+).  An additional file provides the latest Ward, MSOA and LSOA data in Swansea by single year to enable Excel Document further calculations (Excel, 347KB)Opens new window.  Map images on this page also show the broad location of the 31 PDF Document MSOAs (PDF, 4MB)Opens new window and 36 PDF Document Electoral Wards (PDF, 2MB)Opens new window in Swansea.  Individual maps of Swansea's Wards and Super Output Areas are also available via separate web pages.

ONS estimates of population change (totals) over the ten year period 2009 to 2019 are also available on this page, again for PDF Document LSOAs (PDF, 426KB)Opens new window, PDF Document MSOAs (PDF, 401KB)Opens new window and PDF Document Wards (PDF, 403KB)Opens new window in Swansea.  The small area population estimates are consistent with the published local authority population totals for each given year. 

Further information on the latest estimates for SOAs and Wards and the methodology used to produce them is available on the ONS websiteOpens new window.  In 2011 the UK Statistics Authority designated the SOA level statistics as 'National Statistics'.  However, population estimates for wards are currently published as experimental statistics.

If you have any further enquiries regarding small area population estimates in Swansea, please contact us.


The use of Ordnance Survey data within the documents on this web page is subject to terms and conditionsOpens new window.

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