21 Cowper Close, Killay, Swansea, SA2 7DG
About 21 Cowper Close
21 Cowper Close is a two-bedroom mid-terrace house in Killay, Swansea, Swansea (SA2 7DG). It has a recorded floor area of 54 m² (around 582 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (March 2012) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74). Main heating runs on electricity. The latest certificate is from March 2012, so improvements made since then won't be reflected.
Today's modelled estimate of £166,000 is 32.8% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£215/sq ft) was about 28.4% above the typical sold price in the postcode. 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count. Sold August 2019 for £125,000.
What this property has
Inside
- Bedrooms2
Outside
- ParkingAllocated
Building
- Heating systemElectric
- RefurbishedYes
Energy performance
21 Cowper Close'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This certificate is over 10 years old and is no longer valid.Expired 26 Mar 2022
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
21 Cowper Close 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
21 Cowper Close valuation sits well clear of the typical sold price in this postcode.
£166,000
Modelled from EPC, postcode comparables.
£125,000
Recorded with HM Land Registry.
Sales timeline
11 August 2019Most recent
£125,000
Median price across the last 5 sales in SA2 7DG: £159,950 (2025–2019).
Nearby sales in SA2 7DG
14 Cowper Close, Killay, Swansea, SA2 7DG
Sold Jan 2025
£207,50018 Cowper Close, Killay, Swansea, SA2 7DG
Sold Dec 2021
£159,9507 Cowper Close, Killay, Swansea, SA2 7DG
Sold Oct 2019
£133,50010 Cowper Close, Killay, Swansea, SA2 7DG
Sold Oct 2019
£145,0002 Cowper Close, Killay, Swansea, SA2 7DG
Sold Oct 2019
£192,000
Versus other Cowper Close homes
On price per m², 21 Cowper Close stands well clear of the street.
Price per m²
£2,312
Street avg £1,878
Floor Area
54 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.7 t/year
Street avg 3.3 t/year
Similar properties nearby
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1 Cefn Celyn, Dunvant
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1 Cowper Close, Killay
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Ffordd Taliesin — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







