14 Gelliderw, Pontardawe, Swansea, SA8 4NB
About 14 Gelliderw
14 Gelliderw is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 4NB). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (June 2026) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (August 2011); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average and lighting dropped from Good to Poor. This certificate was lodged in the last six months, so the rating reflects current condition. At 58 m² this is the 5th smallest of 40 units on EPC record in the building, where floor areas span 56–94 m². The building's EPC ratings span E to B across 40 units on file.
At 58 m² it's 19.4% smaller than the typical home in the postcode (72 m² median across 39 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs).
Everything you need to know about 14 Gelliderw
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Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 1 June 2036
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Mechanical ventilation installed
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Planning history
14 Gelliderw 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
14 Gelliderw has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£106,000
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 4NB: £145,000 (2025–2024).
Nearby sales in SA8 4NB
33 Gelliderw, Pontardawe, Swansea, SA8 4NB
Sold Jul 2025
£145,00023 Gelliderw, Pontardawe, Swansea, SA8 4NB
Sold Jul 2025
£95,0008 Gelliderw, Pontardawe, Swansea, SA8 4NB
Sold Oct 2024
£150,00018 Gelliderw, Pontardawe, Swansea, SA8 4NB
Sold Jun 2024
£150,00037 Gelliderw, Pontardawe, Swansea, SA8 4NB
Sold Jan 2024
£83,000
Versus other Gelliderw homes
EPC Rating for 14 Gelliderw lags the street by a wide margin.
EPC Rating
65 (D)
Street avg 72 (C)
Floor Area
58 m²
Street avg 59 m²
CO₂ Emissions
1.8 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 14 Gelliderw
The true value, the hidden risks and the full sale history, in one report.
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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
Cefn Llan Stores — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.