4 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
About 4 Heol Iorwg
4 Heol Iorwg is a detached house in Penllergaer, Swansea, Swansea (SA4 9FB). It has a recorded floor area of 126 m² (around 1356 sq ft) and council tax band F. The latest certificate (May 2012) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 81). The latest certificate is from May 2012, so improvements made since then won't be reflected.
Across 2012–2021, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £342,000 is 17.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£214/sq ft) was about 22.6% above the typical sold price in the postcode. Most recent transfer: June 2021 at £290,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
4 Heol Iorwg'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This certificate is over 10 years old and is no longer valid.Expired 16 May 2022
EPC Rating
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Planning history
4 Heol Iorwg 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
Latest sale on 4 Heol Iorwg was the highest on Land Registry record across the postcode.
£342,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.7% per year over 9 years.
£290,000
Growth on file: 1.7% per year over 9 years.
Sales timeline
22 June 2021Most recent
£290,000
+16.0%over 8 years9 July 2012
£249,995
Median price across the last 5 sales in SA4 9FB: £245,995 (2017–2012).
Nearby sales in SA4 9FB
2 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
Sold Dec 2017
£245,9956 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
Sold Feb 2016
£240,0008 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
Sold Dec 2012
£250,0001 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
Sold Apr 2012
£289,9953 Heol Iorwg, Penllergaer, Swansea, SA4 9FB
Sold Jan 2012
£230,995
Versus other Heol Iorwg homes
Price per m² for 4 Heol Iorwg runs comfortably ahead of the street norm.
Price per m²
£2,302
Street avg £1,818
Floor Area
126 m²
Street avg 140 m²
CO₂ Emissions
2.5 t/year
Street avg 2.9 t/year
Years Held
5 years
Street avg 12 years
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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
Gors Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







