66 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
About 66 Lon Tanyrallt
66 Lon Tanyrallt is a semi-detached house in Pontardawe, Swansea, Swansea (SA8 3AS). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (May 2025) shows a C (score 71). When first surveyed in May 2009 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Average to Good and window efficiency went from Poor to Good. The recommended improvements would push it to B (score 86).
It hasn't traded since February 2011, a hold of 15 years that's notably long for the area. Today's modelled estimate of £146,000 sits 108.6% above the 2011 sale of £70,000.
Energy performance
EPC Rating
Certificate validity
Valid until 27 May 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Cavity wall insulation installed
Roof insulation improved
More low energy lighting installed
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Planning history
66 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
66 Lon Tanyrallt valuation sits well clear of the typical sold price in this postcode.
£146,000
Modelled from EPC, postcode comparables.
£70,000
Recorded with HM Land Registry.
Sales timeline
25 February 2011Most recent
£70,000
Median price across the last 5 sales in SA8 3AS: £113,500 (2022–2017).
Nearby sales in SA8 3AS
68 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
Sold Sept 2022
£127,00060 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
Sold Jun 2022
£110,000110 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
Sold May 2022
£113,50096 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
Sold Aug 2021
£138,00072 Lon Tanyrallt, Alltwen, Pontardawe, Swansea, SA8 3AS
Sold Oct 2017
£83,000
Versus other Lon Tanyrallt homes
Floor Area for 66 Lon Tanyrallt runs comfortably ahead of the street norm.
Price per m²
£875
Street avg £1,208
Floor Area
80 m²
Street avg 73 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.8 t/year
Street avg 2.4 t/year
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The neighbourhood at a glance
Crime
66/mo
Falling year-on-year across the wider district.
Nearest stop
0.0 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.







