Pen Y Geulan Bach, Corwen, LL21 0EN
About Pen Y Geulan Bach
Pen Y Geulan Bach is a semi-detached house in Corwen (LL21 0EN). It has a recorded floor area of 79 m² (around 850 sq ft) and construction records dating it to before 1900. The latest certificate (February 2019) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in June 2013 the rating was F, the property has climbed 1 band since. Between certificates, lighting went from Poor to Good; while hot-water efficiency dropped from Good to Poor and main heating dropped from Good to Average. The recommended improvements would lift it to A (score 93), a 4-band jump. Main heating runs on oil.
At 79 m² it sits well below the postcode median (126 m² across 9 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Pen Y Geulan Bach
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
Pen Y Geulan Bach'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 system changed
More low energy lighting installed
Planning history
Pen Y Geulan Bach has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Pen Y Geulan Bach has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£199,000
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 0EN: £315,000 (2020–2003).
Everything we know about Pen Y Geulan Bach, 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 the street
Pen Y Geulan Bach is notably below the street on floor area.
EPC Rating
43 (E)
Street avg 49 (E)
Floor Area
79 m²
Street avg 114 m²
CO₂ Emissions
7.4 t/year
Street avg 7.7 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
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1 Crogen Cottage, Llandrillo
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1 Cae Coed
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1 Fron Llan, Llandrillo
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1 Glyndwr Terrace
LL21 0DT
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
1.4 km
The Druids — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.