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Swansea, Wales

SA3 Postcode Data

Property data for the SA3 postcode district covering Swansea. Sold prices, crime statistics, energy performance, and demographic insights, all from HM Land Registry, Police UK, and the EPC Register.

Quick answer

The average sale price in SA3 is £168,450 (median £136,750), based on 10 HM Land Registry transactions. Police UK recorded 9 crimes within a 1-mile radius in 2026-03. The average EPC rating across 93 certified properties is 71/100.

Headline pricing in SA3 is below the UK national average (England & Wales average ~£290k as of 2025). Stock is dominated by terraced properties (3 of the last 10 sales). Energy efficiency here is around the UK average.

Avg sale price

£168,450

10 sales

Median price

£136,750

Crime incidents

9

2026-03

Avg EPC score

71/100

93 certs

Recent sold prices

Latest 10 property sales in the SA3 area, sourced from HM Land Registry Price Paid Data.

terraced

£91,167

3 sales

flat-maisonette

£143,500

1 sales

DateAddressTypePrice
Mar 202459, KING STREET, CARMARTHENother£375,000
Aug 202345, KING STREET, CARMARTHENother£177,500
Jan 202362, KING STREET, CARMARTHENflat-maisonette£143,500
Dec 202015, KING STREET, CARMARTHENterraced£130,000
Mar 2019LYRIC BUILDINGS, KING STREET, CARMARTHENother£410,000
Feb 201916, KING STREET, CARMARTHENother£160,000
Mar 201721, KING STREET, CARMARTHENother£90,000
Dec 2016PLAS Y MILWR, PRIORY STREET, CARMARTHENother£55,000
Apr 200316A, KING STREET, CARMARTHENterraced£95,000
Aug 200216A, KING STREET, CARMARTHENterraced£48,500

Crime in SA3

9 reported crimes within a 1-mile radius of the postcode centroid in 2026-03, from Police UK data.

Violent Crime

4

Criminal Damage Arson

2

Anti Social Behaviour

1

Other Theft

1

Shoplifting

1

Energy performance

Aggregate EPC stats from 93 recently-certified properties in the SA3 area.

Avg current score

71/100

Avg potential

79/100

Avg energy cost

£637/yr

Sample size

93

Rating distribution

A

10

B

23

C

21

D

23

E

11

F

3

G

2

Area information

Local authority
Swansea
Country
Wales
Wards
Bishopston, Gower, Llansamlet
Constituency
Gower
Latitude
51.5811
Longitude
-4.0525

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Data sources & methodology

Sold prices: HM Land Registry Price Paid Data, the official UK government records updated monthly. Sample uses the 30 most recent registered transactions in the postcode area.

Crime: Police UK street-level crime data. Counts cover a 1-mile radius from the SA3 postcode centroid for the most recent month available (typically 2 months behind).

EPC: opendatacommunities.org, the official UK Energy Performance Certificate register. Aggregate stats from up to 30 most recent certificates in the postcode.

Area data: postcodes.io, open data from the Office for National Statistics.