21 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
About 21 Heol Y Waun
21 Heol Y Waun is a three-bedroom semi-detached house in Pontlliw, Swansea, Swansea (SA4 9EL). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (May 2014) shows a C (score 70). The recommended improvements would push it to B (score 87). The latest certificate is from May 2014, so improvements made since then won't be reflected.
Today's modelled estimate of £189,000 is 35% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£188/sq ft) was about 34.2% above the typical sold price in the postcode. Last sale on file: £140,000 in September 2020.
What this property has
Inside
- Bedrooms3
Energy performance
21 Heol Y Waun's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 14 May 2024
EPC Rating
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Planning history
21 Heol Y Waun 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
21 Heol Y Waun's sale-price growth has lagged the wider UK trajectory across its history on file.
£189,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.1% per year over 14 years.
£140,000
Growth on file: -0.1% per year over 14 years.
Sales timeline
24 September 2020Most recent
£140,000
+3.7%over 14 years21 September 2006
£135,000
-5.6%22 June 2006
£142,999
Median price across the last 5 sales in SA4 9EL: £240,000 (2024–2023).
Nearby sales in SA4 9EL
11 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
Sold Dec 2024
£240,00031 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
Sold Jun 2024
£250,0006 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
Sold May 2024
£167,50022 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
Sold Feb 2023
£195,00013 Heol Y Waun, Pontlliw, Swansea, SA4 9EL
Sold Feb 2023
£250,000
Versus other Heol Y Waun homes
21 Heol Y Waun is notably below the street on floor area.
Price per m²
£2,029
Street avg £1,953
Floor Area
69 m²
Street avg 89 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.3 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.







