18 Cefn Helyg, Sketty, Swansea, SA2 9GY
About 18 Cefn Helyg
18 Cefn Helyg is a detached house in Sketty, Swansea, Swansea (SA2 9GY). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (May 2012) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from May 2012, so improvements made since then won't be reflected.
At 128 m² it's 20.2% larger than the typical home in the postcode (107 m² median across 10 EPCs).
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This certificate is over 10 years old and is no longer valid.Expired 15 May 2022
EPC Rating
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Planning history
18 Cefn Helyg has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
18 Cefn Helyg has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£370,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA2 9GY: £310,000 (2025–2018).
Nearby sales in SA2 9GY
Versus other Cefn Helyg homes
On floor area, 18 Cefn Helyg stands well clear of the street.
EPC Rating
62 (D)
Street avg 64 (D)
Floor Area
128 m²
Street avg 101 m²
CO₂ Emissions
5.1 t/year
Street avg 4.2 t/year
Habitable Rooms
7 rooms
Street avg 6 rooms
Similar properties nearby
1 Eversley Road, Sketty
SA2 9DB
1 Bayswater Road, Sketty
SA2 9HA
1 Brynmead Close, Sketty
SA2 9EY
1 Ffordd Aneurin Bevan, Sketty
SA2 9GZ
1 Bryn Derwen, Sketty
SA2 9GX
1 Caebryn Avenue, Sketty
SA2 9AT
1 Cefn Helyg, Sketty
SA2 9GY
1 Cefn Glas, Sketty
SA2 9GW
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
0.2 km
Llwyn Mawr Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







