5 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
About 5 Colwyn Avenue
5 Colwyn Avenue is a two-bedroom semi-detached house in Winch Wen, Swansea, Swansea (SA1 7EE). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1967-1975 and council tax band A. Tenure is freehold. The latest certificate (April 2024) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in November 2013 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump.
It changed hands recently, sold April 2025 for £115,000. Today's modelled estimate of £152,000 is 32.2% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£146/sq ft) was about 48.9% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenFront and rear
Building
- TenureFreehold
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 upgraded for better temperature management
Hot water system upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
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Planning history
5 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
5 Colwyn Avenue valuation sits well clear of the typical sold price in this postcode.
£152,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Sales timeline
16 April 2025Most recent
£115,000
Median price across the last 5 sales in SA1 7EE: £120,000 (2025–2017).
Nearby sales in SA1 7EE
3 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
Sold Sept 2025
£129,0006 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
Sold Aug 2025
£185,0008 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
Sold Jun 2021
£120,00023 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
Sold May 2021
£116,55010 Colwyn Avenue, Winch Wen, Swansea, SA1 7EE
Sold Aug 2017
£74,000
Versus other Colwyn Avenue homes
Price per m²
£1,575
Street avg £1,556
Floor Area
73 m²
Street avg 75 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.7 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Carmel Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







