5 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
About 5 Heol Y Twyn
5 Heol Y Twyn is a semi-detached house in Pontlliw, Swansea, Swansea (SA4 9EU). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (April 2019) shows a D (score 58), a step below the typical UK home. The recommended improvements would lift it to B (score 89), a 2-band jump.
Across 2001–2012, sale prices on this property compounded at 12.5% per year. Today's modelled estimate of £151,000 is 37.3% above the 2012 sale price. On a £-per-square-foot basis, the last sale (£153/sq ft) was about 17.9% above the typical sold price in the postcode. Last changed hands 14 years ago, in October 2012.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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Planning history
5 Heol Y Twyn 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
Sale price has grown by over 3x since 2001.
£151,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.5% per year over 11 years.
£110,000
Growth on file: 12.5% per year over 11 years.
Sales timeline
3 October 2012Most recent
£110,000
+266.7%over 11 years30 September 2001
£30,000
Median price across the last 5 sales in SA4 9EU: £142,500 (2025–2022).
Nearby sales in SA4 9EU
21 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
Sold Apr 2025
£128,00018 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
Sold Dec 2024
£165,00122 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
Sold Apr 2024
£164,00038 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
Sold Mar 2024
£136,0001 Heol Y Twyn, Pontlliw, Swansea, SA4 9EU
Sold Oct 2022
£142,500
Versus other Heol Y Twyn homes
Floor Area for 5 Heol Y Twyn lags the street by a wide margin.
Price per m²
£1,642
Street avg £1,731
Floor Area
67 m²
Street avg 71 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.2 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
Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







