20 Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
About 20 Heol Y Plas
20 Heol Y Plas is a mid-terrace house in Pontarddulais, Swansea, Swansea (SA4 0TY). It has a recorded floor area of 108 m² (around 1163 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2020) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
At 108 m² it's 17.4% larger than the typical home in the postcode (92 m² median across 16 EPCs). Today's modelled estimate of £233,000 is 45.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£138/sq ft) was about 15.2% above the typical sold price in the postcode. Last sale on file: £160,000 in January 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
20 Heol Y Plas has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£233,000
Modelled from EPC, postcode comparables.
£160,000
Recorded with HM Land Registry.
Sales timeline
12 January 2021Most recent
£160,000
Median price across the last 5 sales in SA4 0TY: £238,000 (2025–2020).
Nearby sales in SA4 0TY
16a, Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
Sold Aug 2025
£380,00032 Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
Sold Jul 2025
£205,00034 Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
Sold Feb 2024
£282,00017 Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
Sold Jun 2021
£238,00025 Heol Y Plas, Fforest, Pontarddulais, Swansea, SA4 0TY
Sold Aug 2020
£155,000
Versus other Heol Y Plas homes
20 Heol Y Plas is notably below the street on price per m².
Price per m²
£1,481
Street avg £2,045
Floor Area
108 m²
Street avg 97 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 4.0 t/year
Similar properties nearby
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1 Clos Glyndwr, Hendy, Pontarddulais
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1 Llwyngwern, Hendy, Pontarddulais
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1 Llanedi Road, Fforest, Pontarddulais
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1 Bronallt Road, Hendy, Pontarddulais
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1 Ger Yr Eglwys, Hendy, Pontarddulais
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bird-in-Hand — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







