21 Clawdd Poncen, Corwen, LL21 9RT
About 21 Clawdd Poncen
21 Clawdd Poncen is a detached house in Corwen (LL21 9RT). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (August 2018) shows an F (score 33), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 62), a 2-band jump. At 93 m² this is the 30th smallest of 36 units on EPC record in the building, where floor areas span 44–129 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (33 versus a best of 77).
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £141,000 sits 302.9% above the 2018 sale of £35,000. On a £-per-square-foot basis, the last sale (£35/sq ft) was about 52.7% below the postcode norm. Most recent transfer: September 2018 at £35,000.
Know exactly what you're buying at 21 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
21 Clawdd Poncen sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
21 Clawdd Poncen has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
21 Clawdd Poncen's modelled value sits at over four times its earliest registered sale price (2018).
£141,000
Modelled from EPC, postcode comparables.
£35,000
Recorded with HM Land Registry.
Sales timeline
13 September 2018Most recent
£35,000
Median price across the last 5 sales in LL21 9RT: £87,000 (2023–2017).
Everything we know about 21 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?

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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.