19 Cefn Helyg, Sketty, Swansea, SA2 9GY
About 19 Cefn Helyg
19 Cefn Helyg is a detached house in Sketty, Swansea, Swansea (SA2 9GY). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (May 2023) shows a C (score 70). When first surveyed in May 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 86).
Sold April 2024 for £380,000. Across the public record there are 4 sales, relatively high churn for a single property. Across 2001–2024, sale prices on this property compounded at 5% per year. Today's modelled estimate of £418,000 is 10% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£304/sq ft) was about 63% above the typical sold price in the postcode.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
Floor insulation added or improved
More low energy lighting installed
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Planning history
19 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
19 Cefn Helyg has more than tripled in price since its earliest registered sale in 2001.
£418,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 23 years.
£380,000
Growth on file: 5.0% per year over 23 years.
Sales timeline
18 April 2024Most recent
£380,000
+72.7%over 7 years14 July 2016
£220,000
+10.0%over 4 years13 October 2011
£200,000
+60.0%over 10 years3 September 2001
£125,000
Median price across the last 5 sales in SA2 9GY: £259,000 (2025–2018).
Nearby sales in SA2 9GY
10 Cefn Helyg, Sketty, Swansea, SA2 9GY
Sold Apr 2025
£310,00016 Cefn Helyg, Sketty, Swansea, SA2 9GY
Sold Nov 2024
£425,0001 Cefn Helyg, Sketty, Swansea, SA2 9GY
Sold Mar 2021
£245,0002 Cefn Helyg, Sketty, Swansea, SA2 9GY
Sold Sept 2018
£230,00017 Cefn Helyg, Sketty, Swansea, SA2 9GY
Sold Sept 2018
£259,000
Versus other Cefn Helyg homes
On price per m², 19 Cefn Helyg stands well clear of the street.
Price per m²
£3,276
Street avg £2,410
Floor Area
116 m²
Street avg 102 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.3 t/year
Similar properties nearby
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1 Brynmead Close, Sketty
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1 Ffordd Aneurin Bevan, Sketty
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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
0.2 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.







