17 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
About 17 Lon Tanyrallt
17 Lon Tanyrallt is a mid-terrace house in Pontardawe, Swansea, Swansea (SA8 3AG). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (June 2020) returns a B (score 83), comfortably above the UK average. When first surveyed in February 2009 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Average to Very Good and lighting went from Poor to Good. At 74 m² this is the 14th smallest of 39 units on EPC record in the building, where floor areas span 61–190 m². The building's EPC ratings span E to B, with this unit at the top. On EPC score it ranks first in the building (83 versus a worst of 42).
Its energy rating outperforms most of the postcode (better than 87% of similar EPCs).
Everything you need to know about 17 Lon Tanyrallt
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Energy performance
17 Lon Tanyrallt's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Wall insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
High performance glazing installed
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Planning history
17 Lon Tanyrallt 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
17 Lon Tanyrallt has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£115,000
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 3AG: £125,000 (2025–2007).
Nearby sales in SA8 3AG
43 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
Sold May 2025
£135,00047 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
Sold Jul 2018
£108,00095 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
Sold Dec 2017
£255,00057 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
Sold Oct 2007
£112,00055 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AG
Sold Feb 2007
£62,750
Versus other Lon Tanyrallt homes
On epc rating, 17 Lon Tanyrallt stands well clear of the street.
EPC Rating
83 (B)
Street avg 78 (C)
Floor Area
74 m²
Street avg 71 m²
CO₂ Emissions
1.1 t/year
Street avg 1.7 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 17 Lon Tanyrallt
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Lon Tanyrallt Flats — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.