« Sold prices in SA4
20, MOUNT STREET, SWANSEA, SA4 3EJ Energy performance D potential C
EPC energy rating
£1,522/m²
Price per m² (last sale)
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Energy performance data © Crown copyright, from the Energy Performance of Buildings Register, licensed under the Open Government Licence v3.0. Assessed Dec 2025.
Approximate location (postcode centre). Map data © OpenStreetMap contributors.
How this compares Averages cover every recorded sale in SA4 3EJ (2015–2026) and are not adjusted for house-price changes over that period — where the market has risen, older sales pull the average below today’s values, so treat this as a rough guide rather than a like-for-like comparison.
£158,079
Average in SA4 3EJ (2015–2026)
£158,079
Average on MOUNT STREET (2015–2026)
-34%
below postcode average
Full transaction history Date sold Price paid Property type Tenure New build 19 January 2018 £105,000 Semi-detached Freehold No
Recent sales nearby £195,000
12B, MOUNT STREET, SWANSEA, SA4 3EJ
Semi-detached Feb 2026
£178,000
13, MOUNT STREET, SWANSEA, SA4 3EJ
Semi-detached Jul 2025
£178,000
28, MOUNT STREET, SWANSEA, SA4 3EJ
Terraced Aug 2024
£166,500
3, MOUNT STREET, SWANSEA, SA4 3EJ
Terraced Nov 2020
£235,000
WELCOME TO GOWER, MOUNT STREET, SWANSEA, SA4 3EJ
Other Jun 2019
£130,000
11, MOUNT STREET, SWANSEA, SA4 3EJ
Semi-detached Nov 2018
More sold prices in SA4 Sold prices in SWANSEA