50 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
About 50 Derwen Road
50 Derwen Road is a four-bedroom detached house in Pontardawe, Swansea, Swansea (SA8 3AU). It has a recorded floor area of 224 m² (around 2411 sq ft), construction records dating it to 2007 onwards and council tax band G. The latest certificate (June 2016) returns a B (score 82), comfortably above the UK average. When first surveyed in September 2011 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Good to Poor and main heating dropped from Good to Average. Main heating runs on electricity. The latest certificate is from June 2016, so improvements made since then won't be reflected. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal.
At 224 m² the property is well over the postcode median (106 m² across 33 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. On a £-per-square-foot basis, the last sale (£187/sq ft) was about 51% above the typical sold price in the postcode. Last sale on file: £450,000 in July 2023.
What this property has
Inside
- Bedrooms4
- Bathrooms3
- Dining roomYes
- Utility roomYes
- CloakroomYes
Outside
- GarageYes
Building
- Heating systemAir source
- Solar panelsYes
Energy performance
50 Derwen Road ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Jun 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Wall insulation improved
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
50 Derwen Road has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
50 Derwen Road valuation sits well clear of the typical sold price in this postcode.
£476,000
Modelled from EPC, postcode comparables.
£450,000
Recorded with HM Land Registry.
Sales timeline
13 July 2023Most recent
£450,000
Median price across the last 5 sales in SA8 3AU: £335,000 (2025–2022).
Nearby sales in SA8 3AU
36 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Mar 2025
£362,50034 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Sept 2024
£335,00024 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Jun 2024
£167,995Alltwen Isaf Farm, Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Nov 2022
£450,0002 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Jul 2022
£205,000
Versus other Derwen Road homes
EPC Rating for 50 Derwen Road runs comfortably ahead of the street norm.
Price per m²
£2,009
Street avg £1,603
Floor Area
224 m²
Street avg 119 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
3.0 t/year
Street avg 6.1 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
Heol Phillip — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







