10 Heol Gwys, Upper Cwmtwrch, Swansea, SA9 2XG
About 10 Heol Gwys
10 Heol Gwys is a seven-bedroom semi-detached house in Upper Cwmtwrch, Swansea, Swansea (SA9 2XG). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (May 2018) shows a D (score 55), a step below the typical UK home. The recommended improvements would push it to C (score 71). Main heating runs on oil. Period features are noted in the property record.
It hasn't traded since February 1995, a hold of 31 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 116 m² the property is well over the postcode median (88 m² across 9 EPCs), placing it in the larger end of the local stock. 7 bedrooms is on the larger side for this postcode, where 3 is the typical count. Today's modelled estimate of £232,000 sits 673.3% above the 1995 sale of £30,000. On a £-per-square-foot basis, the last sale (£24/sq ft) was about 40.6% below the postcode norm.
Know exactly what you're buying at 10 Heol Gwys
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms7
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- Garagedouble
Building
- Period featuresYes
Energy performance
10 Heol Gwys's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
10 Heol Gwys has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
10 Heol Gwys's modelled value sits at over four times its earliest registered sale price (1995).
£232,000
Modelled from EPC, postcode comparables.
£30,000
Recorded with HM Land Registry.
Sales timeline
20 February 1995Most recent
£30,000
Median price across the last 5 sales in SA9 2XG: £200,000 (2024–2011).
Nearby sales in SA9 2XG
5 Heol Gwys, Upper Cwmtwrch, Swansea, SA9 2XG
Sold Feb 2024
£275,00015 Heol Gwys, Upper Cwmtwrch, Swansea, SA9 2XG
Sold Jul 2022
£200,000Lower Brynmorgan Bridge, Brynmorgan Villa, Upper Cwmtwrch, Swansea, SA9 2XG
Sold Apr 2021
£385,00031 Heol Gwys, Upper Cwmtwrch, Swansea, SA9 2XG
Sold Jul 2019
£145,0008 Heol Gwys, Upper Cwmtwrch, Swansea, SA9 2XG
Sold Nov 2011
£70,000
Everything we know about 10 Heol Gwys, 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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- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus the street
10 Heol Gwys outperforms the street on years held by a wide margin.
Price per m²
£259
Street avg £1,236
Floor Area
116 m²
Street avg 99 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
7.0 t/year
Street avg 7.8 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
New Tredegar Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.