12 Alltywerin, Pontardawe, Swansea, SA8 4NQ
About 12 Alltywerin
12 Alltywerin is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 4NQ). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (August 2013) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from August 2013, so improvements made since then won't be reflected.
At 117 m² the property is well over the postcode median (85 m² across 31 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 18 Aug 2023
EPC Rating
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Planning history
12 Alltywerin has 2 separate extension applications on the council record.
2 applications on record at 12 Alltywerin, Pontardawe, Swansea, SA8 4NQ
- Sept 2015ExtensionFullOutcome in report
Extension: Two storey · Rear of property
Two storey rear extension.
- Council
- West
- Documents
- 18 docs on file
- Reference
- P2015/0742
- More recent applications — locked
- ExtensionJul 2019Decision
Unlock 12 Alltywerin, Pontardawe, Swansea, SA8 4NQ's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 2 notable nearby
- The 22 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
12 Alltywerin has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£156,000
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 SA8 4NQ: £130,000 (2025–2019).
Nearby sales in SA8 4NQ
5 Alltywerin, Pontardawe, Swansea, SA8 4NQ
Sold Jul 2025
£130,00021 Alltywerin, Pontardawe, Swansea, SA8 4NQ
Sold Apr 2022
£170,50010 Alltywerin, Pontardawe, Swansea, SA8 4NQ
Sold Aug 2021
£130,00017 Alltywerin, Pontardawe, Swansea, SA8 4NQ
Sold May 2021
£123,00030 Alltywerin, Pontardawe, Swansea, SA8 4NQ
Sold Aug 2019
£145,000
Versus other Alltywerin homes
On habitable rooms, 12 Alltywerin stands well clear of the street.
EPC Rating
62 (D)
Street avg 68 (D)
Floor Area
117 m²
Street avg 89 m²
CO₂ Emissions
4.9 t/year
Street avg 3.4 t/year
Habitable Rooms
6 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
Alltywerin — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







