12 Brynawelon Road, Cwmllynfell, Swansea, SA9 2WG
About 12 Brynawelon Road
12 Brynawelon Road is a detached house in Cwmllynfell, Swansea, Swansea (SA9 2WG). It has a recorded floor area of 177 m² (around 1905 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (September 2015) shows an E (score 44), well below the UK norm with real room to improve. When first surveyed in April 2013 the rating was G, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good and hot-water efficiency went from Very Poor to Average. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on oil. The latest certificate is from September 2015, so improvements made since then won't be reflected.
At 177 m² the property is well over the postcode median (90 m² across 3 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £244,000 sits 306.7% above the 2013 sale of £60,000. On a £-per-square-foot basis, the last sale (£31/sq ft) was about 54.3% below the postcode norm. One planning record on file: an extension approved in 2013. Past consents include an extension, meaningful when judging how the property has evolved. On the market in May 2013 and unlisted since — roughly 13 years.
Know exactly what you're buying at 12 Brynawelon Road
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
Energy performance
12 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This certificate is over 10 years old and is no longer valid.Expired 08 Sept 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Fuel source changed
Upgraded to gas central heating
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Low energy lighting percentage decreased
Planning history
Council records include a two-storey side extension at 12 Brynawelon Road.
- Dec 2013ExtensionFullIn report
Extension: Two storey · Side of property
PROPOSED DOUBLE STOREY SIDE EXTENSION AND DOUBLE GARAGE
- Documents
- 7 docs on file
- Reference
- E/29052
What's in 12 Brynawelon Road, Cwmllynfell, Swansea, SA9 2WG's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
12 Brynawelon Road's modelled value sits at over four times its earliest registered sale price (2013).
£244,000
Modelled from EPC, postcode comparables.
£60,000
Recorded with HM Land Registry.
Sales timeline
23 May 2013Most recent
£60,000
Median price across the last 5 sales in SA9 2WG: £88,000 (2020–2002).
Everything we know about 12 Brynawelon Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Brynawelon Road homes
12 Brynawelon Road is notably below the street on price per m².
Price per m²
£339
Street avg £935
Floor Area
177 m²
Street avg 91 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
12.0 t/year
Street avg 7.3 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
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.