10 Brynawelon Road, Cwmllynfell, Swansea, SA9 2WG
About 10 Brynawelon Road
10 Brynawelon Road is a detached house in Cwmllynfell, Swansea, Swansea (SA9 2WG). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (May 2015) shows a G (score 1), near the bottom of the EPC scale. The rating has held steady at G across 2 certificates since March 2014. Between certificates, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good; while lighting dropped from Very Good to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 87), a 5-band jump. Main heating runs on lpg. The latest certificate is from May 2015, so improvements made since then won't be reflected.
Held since August 2003 — that's 23 years off the open market, well above the local norm. Across 2000–2003, sale prices on this property compounded at 21.9% per year. Today's modelled estimate of £160,000 sits 226.5% above the 2003 sale of £49,000. On a £-per-square-foot basis, the last sale (£51/sq ft) was about 45.9% below the postcode norm.
Know exactly what you're buying at 10 Brynawelon 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
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
10 Brynawelon Road'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This certificate is over 10 years old and is no longer valid.Expired 05 May 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Window efficiency improved
Roof insulation improved
Low energy lighting percentage decreased
Planning history
10 Brynawelon Road has no planning applications on record.
The full report still covers planning activity across the surrounding area.
We flagged 1 thing worth checking at 10 Brynawelon 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.
- Recent ownership pattern worth a look
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Sales history & valuation
10 Brynawelon Road's modelled value sits at over four times its earliest registered sale price (2000).
£160,000
Modelled from EPC, postcode comparables and a sale-price growth of 21.9% per year over 3 years.
£49,000
Growth on file: 21.9% per year over 3 years.
Sales timeline
10 August 2003Most recent
£49,000
+40.0%over 1 year18 April 2002
£35,000
+25.0%over 1 year12 October 2000
£28,000
Median price across the last 5 sales in SA9 2WG: £88,000 (2020–1998).
Everything we know about 10 Brynawelon 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
- Recent ownership pattern worth a look

Versus other Brynawelon Road homes
On years held, 10 Brynawelon Road stands well clear of the street.
Price per m²
£544
Street avg £867
Floor Area
90 m²
Street avg 120 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
9.6 t/year
Street avg 8.1 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
Cefn Bryn-Brain — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.