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Get started5 Cefn Cwellyn is an end-of-terrace house in Rhyd Ddu, Caernarfon, Caernarfon (LL54 6TP). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (November 2025) shows an E (score 50), well below the UK norm with real room to improve. When first surveyed in November 2017 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Good and lighting went from Average to Good. The recommended improvements would push it to D (score 68). Main heating runs on bottled lpg. This certificate was lodged in the last six months, so the rating reflects current condition.
One historical planning record sits against the property in 2018.
The EPC has just been inspected, so the rating reflects current condition.
Structural refurbishment including installation of external cladding
5 Cefn Cwellyn has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£134,000
Modelled from EPC, postcode comparables.
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.
5 Cefn Cwellyn is notably below the street on floor area.
EPC Rating
50 (E)
Street avg 52 (E)
Floor Area
80 m²
Street avg 88 m²
CO₂ Emissions
2.3 t/year
Street avg 5.0 t/year
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwellyn Arms — bus stop.
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in LL54 6TP: £225,000 (2018–2003).
Habitable Rooms
5 rooms
Street avg 5 rooms
LL54 6HW