124 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
About 124 Colwyn Avenue
124 Colwyn Avenue is an end-of-terrace house in Winch Wen, Swansea, Swansea (SA1 7EN). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (February 2020) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in March 2010 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good and main heating went from Average to Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 2003–2020, sale prices on this property compounded at 4% per year. Today's modelled estimate of £151,000 is 38.2% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£122/sq ft) was about 39.1% above the typical sold price in the postcode. Most recent transfer: April 2020 at £109,250.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Low energy lighting percentage decreased
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Planning history
124 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
Latest sale on 124 Colwyn Avenue was the highest on Land Registry record across the postcode.
£151,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.0% per year over 17 years.
£109,250
Growth on file: 4.0% per year over 17 years.
Sales timeline
16 April 2020Most recent
£109,250
+31.6%over 9 years29 July 2010
£83,000
+45.6%over 6 years21 August 2003
£57,000
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
£103,000104 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Nov 2013
£83,000100 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Mar 2010
£90,000118 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN
Sold Apr 2008
£104,000
Versus other Colwyn Avenue homes
Price per m² for 124 Colwyn Avenue runs comfortably ahead of the street norm.
Price per m²
£1,316
Street avg £999
Floor Area
83 m²
Street avg 74 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.4 t/year
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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.







