7 Is Y Bryniau, Cwmllynfell, Swansea, SA9 2GS
About 7 Is Y Bryniau
7 Is Y Bryniau is a semi-detached house in Cwmllynfell, Swansea, Swansea (SA9 2GS). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (March 2017) shows an F (score 21), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 79), a 3-band jump. Main heating runs on oil.
At 133 m² the property is well over the postcode median (85 m² across 17 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2005. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 7 Is Y Bryniau
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
7 Is Y Bryniau sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
Council records include a two-storey side extension at 7 Is Y Bryniau.
- Apr 2005ExtensionFullIn report
Extension: Two storey · Side of property
TWO STOREY SIDE EXTENSION
- Council
- North
- Documents
- 9 docs on file
- Reference
- P2005/0363
What's in 7 Is Y Bryniau, Cwmllynfell, Swansea, SA9 2GS's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
7 Is Y Bryniau has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£177,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 4 sales in SA9 2GS: £106,475 (2014–2006).
Everything we know about 7 Is Y Bryniau, 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 Is Y Bryniau homes
EPC Rating for 7 Is Y Bryniau lags the street by a wide margin.
EPC Rating
21 (F)
Street avg 63 (D)
Floor Area
133 m²
Street avg 87 m²
CO₂ Emissions
14.0 t/year
Street avg 4.5 t/year
Habitable Rooms
5 rooms
Street avg 4 rooms
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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
Cwmllynfell Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.