121 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
About 121 Colwyn Avenue
121 Colwyn Avenue is a semi-detached house in Winch Wen, Swansea, Swansea (SA1 7EN). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (September 2013) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 91), a 2-band jump. The latest certificate is from September 2013, so improvements made since then won't be reflected.
At 47 m² it sits well below the postcode median (81 m² across 19 EPCs), making it one of the more compact homes locally.
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This certificate is over 10 years old and is no longer valid.Expired 03 Sept 2023
EPC Rating
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Planning history
121 Colwyn Avenue has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
121 Colwyn Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£143,000
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 SA1 7EN: £83,000 (2021–2010).
Nearby sales in SA1 7EN
134 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Sept 2021
£77,000116 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Nov 2020
£103,000124 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Apr 2020
£109,250104 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Nov 2013
£83,000100 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Mar 2010
£90,000
Versus other Colwyn Avenue homes
CO₂ Emissions for 121 Colwyn Avenue runs comfortably ahead of the street norm.
EPC Rating
66 (D)
Street avg 62 (D)
Floor Area
47 m²
Street avg 77 m²
CO₂ Emissions
2.1 t/year
Street avg 3.5 t/year
Habitable Rooms
3 rooms
Street avg 5 rooms
Similar properties nearby
1 Aeron Place, Bonymaen
SA1 7BY
1 Buckingham Road, Bonymaen
SA1 7AL
1 Bryn Morfa, Winch Wen
SA1 7LH
1 Carreg Cennen Gardens, Bonymaen
SA1 7DJ
1 Dartford Drive, Bonymaen
SA1 7DU
1 Carew Place, Winch Wen
SA1 7DX
1 Caerphilly Avenue, Bonymaen
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1 Cilgerran Place, Winch Wen
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Colwyn Avenue Shops — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







