4 Clawdd Poncen, Corwen, LL21 9RT
About 4 Clawdd Poncen
4 Clawdd Poncen is a detached house in Corwen (LL21 9RT). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (January 2017) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it C (May 2009); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 3-band jump.
At 63 m² it's 26.7% smaller than the typical home in the postcode (86 m² median across 35 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 4 Clawdd Poncen
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
4 Clawdd Poncen sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
Floor insulation added or improved
Low energy lighting percentage decreased
Hot water system upgraded
More low energy lighting installed
Planning history
4 Clawdd Poncen has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
4 Clawdd Poncen has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£157,000
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 LL21 9RT: £87,000 (2023–2018).
Everything we know about 4 Clawdd Poncen, 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 Clawdd Poncen homes
EPC Rating for 4 Clawdd Poncen lags the street by a wide margin.
EPC Rating
54 (E)
Street avg 68 (D)
Floor Area
63 m²
Street avg 80 m²
CO₂ Emissions
4.6 t/year
Street avg 3.7 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Similar properties nearby
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1 Groud Terrace, Cerrigydrudion
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1 Bryn Alwen, Betws Gwerfil Goch
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1 Bryn Domwy, Gwyddelwern
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1 Bro Gwerfil, Betws Gwerfil Goch
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Ty`n-y-llidiart Ind Est — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.