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SA4 6

Postcode sector

144 live postcodes, all in Swansea.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Swansea. Open the map at SA4 6 for neighbourhoods and points. Open the map at SA4 6

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Deprivation by neighbourhood

Welsh Index of Multiple Deprivation 2025

Most deprived 10%Least

34 of Swansea’s 150 neighbourhoods are in Wales’s most deprived 20%.

Swansea, the council that holds 100% of SA4 6

Average house price
£205,383
Down 0.2% in a year
HM Land Registry · Jul 2026
Median full-time pay
£36,586
111th lowest of 348
ONS earnings survey · 2025
House price to pay
5.6×
65th most affordable of 348
Worked out by Open Index
Population
238,490
86th highest of 361
ONS Census 2021 · 2021

Everything about Swansea

Postcodes in SA4 6