3 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
About 3 Clos Cilfwnwr
3 Clos Cilfwnwr is a three-bedroom detached house in Penllergaer, Swansea, Swansea (SA4 9BU). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (April 2013) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 84), a 3-band jump. The latest certificate is from April 2013, so improvements made since then won't be reflected. Other recorded features include a conservatory.
It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Across 2013–2022, sale prices on this property compounded at 6.8% per year. On a £-per-square-foot basis, the last sale (£373/sq ft) was about 77.2% above the typical sold price in the postcode. Sold June 2022 for £325,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Dining roomYes
- ConservatoryYes
Outside
- Private gardenYes
- GarageSingle
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This certificate is over 10 years old and is no longer valid.Expired 22 Apr 2023
EPC Rating
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Planning history
3 Clos Cilfwnwr has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£321,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.8% per year over 9 years.
£325,000
Growth on file: 6.8% per year over 9 years.
Sales timeline
29 June 2022Most recent
£325,000
+75.7%over 8 years17 December 2013
£185,000
Median price across the last 5 sales in SA4 9BU: £315,000 (2025–2018).
Nearby sales in SA4 9BU
8 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
Sold Feb 2025
£335,00019 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
Sold Nov 2024
£335,00021 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
Sold Jul 2022
£315,00022 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
Sold Feb 2021
£305,0002 Clos Cilfwnwr, Penllergaer, Swansea, SA4 9BU
Sold Dec 2018
£240,000
Versus other Clos Cilfwnwr homes
Price per m² for 3 Clos Cilfwnwr runs comfortably ahead of the street norm.
Price per m²
£4,012
Street avg £2,745
Floor Area
81 m²
Street avg 97 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clos Cilfwnwr — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







