20 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
About 20 Heol Twrch
20 Heol Twrch is a detached house in Lower Cwmtwrch, Swansea, Swansea (SA9 2TD). It has a recorded floor area of 132 m² (around 1421 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (July 2015) shows an F (score 36), near the bottom of the EPC scale. The recommended improvements would lift it to A (score 96), a 5-band jump. Main heating runs on oil. The latest certificate is from July 2015, so improvements made since then won't be reflected.
At 132 m² the property is well over the postcode median (69 m² across 34 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Across 2006–2018, sale prices on this property compounded at -13.3% per year. Today's modelled estimate of £264,000 sits 560% above the 2018 sale of £40,000. On a £-per-square-foot basis, the last sale (£28/sq ft) was about 74.4% below the postcode norm. On the market in February 2018 and unlisted since — roughly 8 years.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
20 Heol Twrch's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Jul 2025
EPC Rating
Planning history
20 Heol Twrch has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
20 Heol Twrch's sale-price growth has lagged the wider UK trajectory across its history on file.
£264,000
Modelled from EPC, postcode comparables and a sale-price growth of -13.3% per year over 11 years.
£40,000
Growth on file: -13.3% per year over 11 years.
Sales timeline
22 February 2018Most recent
£40,000
-79.9%over 11 years24 November 2006
£199,300
Median price across the last 5 sales in SA9 2TD: £77,500 (2025–2024).
Nearby sales in SA9 2TD
19 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
Sold Jul 2025
£127,0004 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
Sold Mar 2025
£72,00047 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
Sold Feb 2024
£145,0005 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
Sold Jan 2024
£70,00011 Heol Twrch, Lower Cwmtwrch, Swansea, SA9 2TD
Sold Nov 2023
£69,000
Everything we know about 20 Heol Twrch, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
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Versus other Heol Twrch homes
20 Heol Twrch is notably below the street on price per m².
Price per m²
£303
Street avg £1,360
Floor Area
132 m²
Street avg 73 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
11.0 t/year
Street avg 5.3 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwmtwrch Welsh School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.