4 Clos Marina, Gowerton, Swansea, SA4 3DU
About 4 Clos Marina
4 Clos Marina is a mid-terrace house in Gowerton, Swansea, Swansea (SA4 3DU). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (February 2024) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since April 2010. Between certificates, lighting went from Good to Very Good. The recommended improvements would push it to B (score 91).
Held since September 2010 — that's 16 years off the open market, well above the local norm. Across 1999–2010, sale prices on this property compounded at 8.9% per year. Today's modelled estimate of £166,000 sits 64.4% above the 2010 sale of £101,000.
Energy performance
4 Clos Marina's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 21 February 2034
Property Improvements
Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
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Planning history
4 Clos Marina has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4 Clos Marina has more than doubled in price since the earliest registered sale in 1999.
£166,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.9% per year over 11 years.
£101,000
Growth on file: 8.9% per year over 11 years.
Sales timeline
30 September 2010Most recent
£101,000
+152.5%over 10 years12 November 1999
£40,000
Median price across the last 5 sales in SA4 3DU: £180,000 (2025–2021).
Nearby sales in SA4 3DU
2 Clos Marina, Gowerton, Swansea, SA4 3DU
Sold Sept 2025
£180,0001 Clos Marina, Gowerton, Swansea, SA4 3DU
Sold May 2025
£330,0009 Clos Marina, Gowerton, Swansea, SA4 3DU
Sold Aug 2024
£160,00017 Clos Marina, Gowerton, Swansea, SA4 3DU
Sold Oct 2021
£280,0007 Clos Marina, Gowerton, Swansea, SA4 3DU
Sold May 2021
£120,000
Versus other Clos Marina homes
4 Clos Marina outperforms the street on epc rating by a wide margin.
Price per m²
£1,870
Street avg £2,437
Floor Area
54 m²
Street avg 66 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
1.4 t/year
Street avg 2.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
160/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Ffos Felen — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







