Iscoed, Arthog, LL39 1YU
About Iscoed
Iscoed is a detached house in Arthog (LL39 1YU). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to 1950-1966. The latest certificate (January 2019) shows an F (score 29), near the bottom of the EPC scale. The recommended improvements would lift it to A (score 107), a 5-band jump. Main heating runs on oil.
One planning record on file: an extension approved in 2023. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 1998–2019, sale prices on this property compounded at 5% per year. Today's modelled estimate of £190,000 is 32.9% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£195/sq ft) was about 24.1% above the typical sold price in the postcode. At 68 m² it's 24.9% smaller than the typical home in the postcode (91 m² median across 8 EPCs). Last sale on file: £143,000 in October 2019.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Iscoed's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jul 2023DemolitionFullIn report
Extension: Single storey · Side of property
Demolish conservatory and erect single storey side extension and installation of two rooflights at the front
- Council
- Gwynedd - Gwynedd
Extension- Documents
- 20 docs on file
- Reference
- NP5/52/391
What's in Iscoed, Arthog, LL39 1YU's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Iscoed has more than doubled in price since the earliest registered sale in 1998.
£190,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 22 years.
£143,000
Growth on file: 5.0% per year over 22 years.
Sales timeline
3 October 2019Most recent
£143,000
+186.0%over 21 years6 January 1998
£50,000
Median price across the last 5 sales in LL39 1YU: £350,000 (2022–2021).
Nearby sales in LL39 1YU
Everything we know about Iscoed, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
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- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus the street
Iscoed is notably below the street on floor area.
Price per m²
£2,103
Street avg £1,830
Floor Area
68 m²
Street avg 161 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
8.2 t/year
Street avg 8.0 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Capel Seion — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.