19 Lewis Avenue, Cwmllynfell, Swansea, SA9 2GR
About 19 Lewis Avenue
19 Lewis Avenue is a semi-detached house in Cwmllynfell, Swansea, Swansea (SA9 2GR). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (November 2016) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in October 2016 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on oil.
Know exactly what you're buying at 19 Lewis Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
19 Lewis Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Planning history
19 Lewis Avenue has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
19 Lewis Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£184,000
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 5 sales in SA9 2GR: £70,000 (2025–2013).
Everything we know about 19 Lewis Avenue, 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 Lewis Avenue homes
On habitable rooms, 19 Lewis Avenue runs well behind the street norm.
EPC Rating
49 (E)
Street avg 53 (E)
Floor Area
99 m²
Street avg 127 m²
CO₂ Emissions
6.9 t/year
Street avg 8.7 t/year
Habitable Rooms
3 rooms
Street avg 6 rooms
Similar properties nearby
1 Dan Y Graig Cottages, Felinfach, Ystradowen
SA9 2XT
1 Cadfan Villas, Swanfield, Ystalyfera
SA9 2JE
1 Brynheulog Terrace, New Road, Cwmllynfell
SA9 2FD
1 Carreg Yr Afon, Godrergraig
SA9 2DR
1 Ffordd Glandwr, Ystalyfera
SA9 2ER
1 Caedu Road, Cwmllynfell
SA9 2FQ
1 Deeley Road, Ystalyfera
SA9 2LW
1 Bethel Road, Lower Cwmtwrch
SA9 2PS
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 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.