39 High Street, Gorseinon, Swansea, SA4 4BT
About 39 High Street
39 High Street is a mid-terrace house in Gorseinon, Swansea, Swansea (SA4 4BT). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (May 2023) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2020. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good. The recommended improvements would lift it to B (score 83), a 2-band jump.
At 96 m² the property is well over the postcode median (49 m² across 22 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £143,000 sits 78.8% above the 2021 sale of £80,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 32.9% above the typical sold price in the postcode. One planning record on file: an extension approved in 2022. Past consents include an extension, partial demolition and change of use to residential, meaningful when judging how the property has evolved. Most recent transfer: March 2021 at £80,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
1 application on record at 39 High Street, Gorseinon, Swansea, SA4 4BT
- Apr 2022Change of UseFullOutcome in report
Extension: Rear of property
Change of use from two dwellings to ground floor shop (Class A1) and 2 no. one bedroom flats to the first floor, demolition of existing two storey rear wings, construction of two storey rear extension including balconies, fenestration alterations, addition of 2 rear rooflights, installation of new shopfront and installation of new door to front elevation to provide access to flats
ExtensionDemolition- Documents
- 34 docs on file
- Reference
- 2021/1651/FUL
Unlock 39 High Street, Gorseinon, Swansea, SA4 4BT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 34 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£143,000
Modelled from EPC, postcode comparables.
£80,000
Recorded with HM Land Registry.
Sales timeline
19 March 2021Most recent
£80,000
Median price across the last 5 sales in SA4 4BT: £128,000 (2024–2018).
Nearby sales in SA4 4BT
36 High Street, Gorseinon, Swansea, SA4 4BT
Sold Oct 2024
£128,00038 High Street, Gorseinon, Swansea, SA4 4BT
Sold Dec 2023
£215,00035 High Street, Gorseinon, Swansea, SA4 4BT
Sold Aug 2018
£92,000Flat, 40 High Street, Gorseinon, Swansea, SA4 4BT
Sold Jan 2018
£175,00037 High Street, Gorseinon, Swansea, SA4 4BT
Sold Jun 2007
£90,000
Versus other High Street homes
On price per m², 39 High Street runs well behind the street norm.
Price per m²
£833
Street avg £1,738
Floor Area
96 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.1 t/year
Street avg 3.9 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Home Bargains — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







