What's the air quality in Swansea?

We don't have air quality figures for Swansea, because no one lived here at the 2021 Census. Our figures are averages over where residents live.

Contains public sector information licensed under the Open Government Licence v3.0. Source: Defra modelled background pollution. How we calculate this

All house prices in Swansea

Why is there no air quality figure for Swansea?

We don't have air quality figures for Swansea, because no one lived here at the 2021 Census. Our figures are averages over where residents live.

House prices in Swansea

What else do people ask about Swansea?

More quick answers on house prices, sales, areas, green space, crime, air quality and listed buildings in Swansea.

Where does this data come from?

Price information is from HM Land Registry, location boundaries are from OpenStreetMap, and households and population are from Nomis Census 2021 postcode estimates (21 March 2021). Parks and green space are from OS Open Greenspace. Contains OS data © Crown copyright and database right 2026. Crime is from police.uk street-level data. Contains public sector information licensed under the Open Government Licence v3.0. Source: police.uk.

Last updated 6 November 2026 at 00:20 with the latest Land Registry data (September 2026). The Swansea dataset covers 8,549 postcodes.

Read our full data methodology

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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