37 Alltywaun, Pontardawe, Swansea, SA8 4NX
About 37 Alltywaun
37 Alltywaun is an end-of-terrace house in Pontardawe, Swansea, Swansea (SA8 4NX). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (October 2024) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2009. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 2003–2026, sale prices on this property compounded at 4.2% per year. Today's modelled estimate of £130,000 sits 56.6% above the 2026 sale of £83,000. On a £-per-square-foot basis, the last sale (£120/sq ft) was about 46.6% above the typical sold price in the postcode. A recent sale: £83,000 in February 2026. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 20 October 2034
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
37 Alltywaun has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2003.
£130,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 22 years.
£83,000
Growth on file: 4.2% per year over 22 years.
Sales timeline
18 February 2026Most recent
£83,000
+151.5%over 22 years21 August 2003
£33,000
Median price across the last 5 sales in SA8 4NX: £80,000 (2025–2005).
Nearby sales in SA8 4NX
36 Alltywaun, Pontardawe, Swansea, SA8 4NX
Sold Mar 2025
£118,00038 Alltywaun, Pontardawe, Swansea, SA8 4NX
Sold Jun 2013
£95,00021 Alltywaun, Pontardawe, Swansea, SA8 4NX
Sold Nov 2007
£62,5005 Alltywaun, Pontardawe, Swansea, SA8 4NX
Sold Dec 2005
£57,0002 Alltywaun, Pontardawe, Swansea, SA8 4NX
Sold Jun 2004
£20,400
Versus other Alltywaun homes
On years held, 37 Alltywaun runs well behind the street norm.
Price per m²
£1,297
Street avg £865
Floor Area
64 m²
Street avg 70 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.2 t/year
Similar properties nearby
1 Clos Pentyle, Trebanos, Pontardawe
SA8 4DT
1 Alltywaun, Pontardawe
SA8 4NX
1 Amman Court, Cilmaengwyn, Pontardawe
SA8 4QZ
1 Church Street, Pontardawe
SA8 4JB
1 Cysgod Y Fro, Rhydyfro, Pontardawe
SA8 4PG
1 Alltywerin, Pontardawe
SA8 4NQ
1 Cae Is Maen, Trebanos, Pontardawe
SA8 4AX
1 Cwmdu Road, Pontardawe
SA8 4QU
The neighbourhood at a glance
Crime
66/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Gelliderw — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







