1 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
About 1 Chestnut Avenue
1 Chestnut Avenue is a semi-detached house in Gorseinon, Swansea, Swansea (SA4 4YP). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (November 2019) shows a C (score 74). When first surveyed in March 2013 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and hot-water efficiency went from Poor to Good. The recommended improvements would push it to B (score 88).
At 87 m² the property is well over the postcode median (65 m² across 19 EPCs), placing it in the larger end of the local stock. One historical planning record sits against the property in 2002.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
1 application on record at 1 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
- May 2002RenovationOtherOutcome in report
External refurbishment of PRC dwellings with removal of concrete panels, replacement in facing brickwork, re-roofing of main roof and mansard (Council Development Regulation 3)
- Reference
- 2002/0449
Unlock 1 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
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Sales history & valuation
1 Chestnut Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£165,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA4 4YP: £63,000 (2025–2006).
Nearby sales in SA4 4YP
10 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
Sold Jul 2025
£190,00026 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
Sold May 2007
£104,43012 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
Sold Dec 2006
£63,00028 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
Sold Nov 2000
£34,9954 Chestnut Avenue, Gorseinon, Swansea, SA4 4YP
Sold Apr 2000
£32,100
Versus other Chestnut Avenue homes
1 Chestnut Avenue outperforms the street on epc rating by a wide margin.
EPC Rating
74 (C)
Street avg 61 (D)
Floor Area
87 m²
Street avg 86 m²
CO₂ Emissions
2.4 t/year
Street avg 4.2 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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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
Chestnut Avenue — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







