Gwyndy, Penybryn, Corwen, LL21 0BD
About Gwyndy
Gwyndy is a detached house in Corwen (LL21 0BD). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (July 2020) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump.
Today's modelled estimate of £310,000 is 34.8% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£196/sq ft) was about 113.9% above the typical sold price in the postcode. Last sale on file: £230,000 in October 2020.
Know exactly what you're buying at Gwyndy
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
Gwyndy's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Gwyndy has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£310,000
Modelled from EPC, postcode comparables.
£230,000
Recorded with HM Land Registry.
Sales timeline
13 October 2020Most recent
£230,000
Median price across the last 5 sales in LL21 0BD: £235,000 (2025–2017).
Nearby sales in LL21 0BD
Everything we know about Gwyndy, 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 Penybryn homes
On co₂ emissions, Gwyndy runs well behind the street norm.
Price per m²
£2,110
Street avg £1,548
Floor Area
109 m²
Street avg 130 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
10.4 t/year
Street avg 8.1 t/year
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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Bryn Llewelyn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.