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SN3 4

Postcode sector

332 live postcodes, all in Swindon.

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 Swindon. Open the map at SN3 4 for neighbourhoods and points. Open the map at SN3 4

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Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

19 of Swindon’s 140 neighbourhoods are in England’s most deprived 20%.

Swindon, the council that holds 100% of SN3 4

Average house price
£263,611
Up 2.6% in a year
HM Land Registry · Jul 2026
Median full-time pay
£38,900
163rd highest of 348
ONS earnings survey · 2025
House price to pay
6.8×
148th most affordable of 348
Worked out by Open Index
Deprivation score
17.6
130th least deprived of 296
MHCLG · England only

Everything about Swindon

Postcodes in SN3 4