Bryn Celyn, Arthog, LL39 1BJ
About Bryn Celyn
Bryn Celyn is a detached house in Arthog (LL39 1BJ). It has a recorded floor area of 64 m² (around 689 sq ft) and construction records dating it to 1900-1929. The latest certificate (May 2016) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on oil. The latest certificate is from May 2016, so improvements made since then won't be reflected.
At 64 m² it sits well below the postcode median (186 m² across 8 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2026.
Know exactly what you're buying at Bryn Celyn
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Bryn Celyn's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 08 May 2026
EPC Rating
Planning history
- Feb 2026Demolition And RebuildFullIn report
Demolition of existing chalet, construction of a replacement dwelling, including the installation of solar panels and a treatment plant, and the formation of a parking and turning area
- Council
- Gwynedd - Gwynedd
- Documents
- 13 docs on file
- Reference
- NP5/52/318D
What's in Bryn Celyn, Arthog, LL39 1BJ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Bryn Celyn has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£231,000
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 LL39 1BJ: £270,000 (2024–2010).
Nearby sales in LL39 1BJ
Everything we know about Bryn Celyn, 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?

Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.8 km
Morfa Mawddach Rail Station — railway station.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.