15 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
About 15 Dyffryn Road
15 Dyffryn Road is a three-bedroom detached house in Pontardawe, Swansea, Swansea (SA8 3BX). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (February 2018) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in November 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Poor to Good and lighting went from Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 88), a 2-band jump.
Across 2019–2024, sale prices on this property compounded at 9.7% per year. On a £-per-square-foot basis, the last sale (£257/sq ft) was about 92.2% above the typical sold price in the postcode. Last sale on file: £230,000 in October 2024.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 8 February 2028
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
15 Dyffryn 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
15 Dyffryn Road valuation sits well clear of the typical sold price in this postcode.
£230,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.7% per year over 6 years.
£230,000
Growth on file: 9.7% per year over 6 years.
Sales timeline
30 October 2024Most recent
£230,000
+70.4%over 5 years31 January 2019
£135,000
Median price across the last 5 sales in SA8 3BX: £230,000 (2025–2024).
Nearby sales in SA8 3BX
40 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
Sold Dec 2025
£515,0004 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
Sold Jul 2025
£167,50019 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
Sold Dec 2024
£230,0006 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
Sold Mar 2024
£200,00023 Dyffryn Road, Alltwen, Pontardawe, Swansea, SA8 3BX
Sold May 2022
£150,000
Versus other Dyffryn Road homes
Price per m² for 15 Dyffryn Road runs comfortably ahead of the street norm.
Price per m²
£2,771
Street avg £1,495
Floor Area
83 m²
Street avg 99 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 5.3 t/year
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The neighbourhood at a glance
Crime
66/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Tan yr Allt House — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







