12 Swn Y Nant, Lower Cwmtwrch, Swansea, SA9 2PN
About 12 Swn Y Nant
12 Swn Y Nant is a semi-detached house in Lower Cwmtwrch, Swansea, Swansea (SA9 2PN). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (June 2023) shows a G (score 20), near the bottom of the EPC scale. Earlier certificates rated it C (September 2015); the latest reading is 4 bands lower. Between certificates, roof efficiency dropped from Average to Very Poor and hot-water efficiency dropped from Good to Average. The recommended improvements would lift it to D (score 55), a 3-band jump. Main heating runs on oil.
Untraded for 31 years, with the last transfer in March 1995. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 102 m² it's 19.3% larger than the typical home in the postcode (86 m² median across 18 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £154,000 sits 1084.6% above the 1995 sale of £13,000. On a £-per-square-foot basis, the last sale (£12/sq ft) was about 79.1% below the postcode norm.
Know exactly what you're buying at 12 Swn Y Nant
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 Swn Y Nant sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
12 Swn Y Nant has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
12 Swn Y Nant's modelled value sits at over four times its earliest registered sale price (1995).
£154,000
Modelled from EPC, postcode comparables.
£13,000
Recorded with HM Land Registry.
Sales timeline
30 March 1995Most recent
£13,000
Median price across the last 3 sales in SA9 2PN: £52,500 (2021–2014).
Everything we know about 12 Swn Y Nant, 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 Swn Y Nant homes
Price per m² for 12 Swn Y Nant lags the street by a wide margin.
Price per m²
£127
Street avg £639
Floor Area
102 m²
Street avg 89 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
11.0 t/year
Street avg 6.6 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
Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.