20 Third Avenue, Clase, Swansea, SA6 7LT
About 20 Third Avenue
20 Third Avenue is a semi-detached house in Clase, Swansea, Swansea (SA6 7LT). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1950-1966 and council tax band A. At 43 m² this is the 7th smallest of 16 units on EPC record in the building, where floor areas span 41–84 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (April 2015) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 68). The latest certificate is from April 2015, so improvements made since then won't be reflected.
Energy performance
20 Third Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Apr 2025
EPC Rating
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Planning history
20 Third Avenue 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
20 Third Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£122,000
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 SA6 7LT: £80,000 (2024–2014).
Versus other Third Avenue homes
EPC Rating
51 (E)
Street avg 61 (D)
Floor Area
43 m²
Street avg 44 m²
CO₂ Emissions
3.4 t/year
Street avg 2.5 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Beacons View Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







