6 Mawddach Crescent, Arthog, LL39 1BJ
About 6 Mawddach Crescent
6 Mawddach Crescent is an eight-bedroom mid-terrace house in Arthog (LL39 1BJ). It has a recorded floor area of 188 m² (around 2024 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (May 2009) shows a G (score 1), near the bottom of the EPC scale. Main heating runs on lpg. The latest certificate is from May 2009, so improvements made since then won't be reflected.
Held since January 2010 — that's 16 years off the open market, well above the local norm. At 188 m² it's 24.3% larger than the typical home in the postcode (151 m² median across 8 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Today's modelled estimate of £307,000 is 23.8% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£123/sq ft) was about 17.9% below the postcode norm.
Know exactly what you're buying at 6 Mawddach Crescent
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms8
Energy performance
6 Mawddach Crescent'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This certificate is over 10 years old and is no longer valid.Expired 31 May 2019
EPC Rating
Planning history
6 Mawddach Crescent has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
£307,000
Modelled from EPC, postcode comparables.
£248,000
Recorded with HM Land Registry.
Sales timeline
29 January 2010Most recent
£248,000
Median price across the last 5 sales in LL39 1BJ: £270,000 (2024–2010).
Nearby sales in LL39 1BJ
Everything we know about 6 Mawddach Crescent, 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
6 Mawddach Crescent is notably below the street on price per m².
Price per m²
£1,319
Street avg £1,973
Floor Area
188 m²
Street avg 205 m²
Habitable Rooms
12 rooms
Street avg 8 rooms
CO₂ Emissions
28.0 t/year
Street avg 16.7 t/year
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.