1 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
About 1 Cwmtawe Road
1 Cwmtawe Road is a semi-detached house in Ystradgynlais, Swansea, Swansea (SA9 1QU). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (June 2019) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump.
Today's modelled estimate of £166,000 is 38.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£128/sq ft) was about 16.7% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 1 refused. Most recent transfer: October 2019 at £119,950.
Know exactly what you're buying at 1 Cwmtawe Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
1 Cwmtawe Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
A partial demolition application was refused at 1 Cwmtawe Road in 2021.
- Mar 2022ExtensionFullIn report
Extension: Rear of property
Joint construction of 2 rear extensions
- Agent
- Milsom Architectural Services
- Documents
- 12 docs on file
- Reference
- 21/1034/HH
- Jun 2021DemolitionFullIn report
Erection of an extension and garage, to include some demolition
- Agent
- Milsom Architectural Services
Extension- Documents
- 7 docs on file
- Reference
- 21/0174/HH
We flagged 2 things worth checking at 1 Cwmtawe Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
- A planning decision worth checking
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Sales history & valuation
1 Cwmtawe Road valuation sits well clear of the typical sold price in this postcode.
£166,000
Modelled from EPC, postcode comparables.
£119,950
Recorded with HM Land Registry.
Sales timeline
17 October 2019Most recent
£119,950
Median price across the last 5 sales in SA9 1QU: £150,000 (2025–2021).
Nearby sales in SA9 1QU
35 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
Sold Oct 2025
£150,00011 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
Sold Jul 2022
£225,00029 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
Sold Aug 2021
£120,00038 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
Sold Jul 2021
£145,0005 Cwmtawe Road, Ystradgynlais, Swansea, SA9 1QU
Sold May 2021
£385,000
Everything we know about 1 Cwmtawe Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
- A planning decision worth checking

Versus other Cwmtawe Road homes
1 Cwmtawe Road is notably below the street on epc rating.
Price per m²
£1,379
Street avg £1,329
Floor Area
87 m²
Street avg 124 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.2 t/year
Street avg 6.3 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Primary School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.