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Get started5 Cae Llyn is a semi-detached house in Llanaelhaearn, Caernarfon, Caernarfon (LL54 5AY). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (June 2025) shows a C (score 72). When first surveyed in September 2014 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average; while roof efficiency dropped from Very Good to Good and main heating dropped from Average to Poor. Main heating runs on lpg.
5 Cae Llyn's carbon output is low for the local stock.
5 Cae Llyn has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£139,000
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.
EPC Rating for 5 Cae Llyn lags the street by a wide margin.
EPC Rating
72 (C)
Street avg 76 (C)
Floor Area
72 m²
Street avg 81 m²
CO₂ Emissions
1.1 t/year
Street avg 0.9 t/year
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llanaelhaearn Police Station — bus stop.
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 4 sales in LL54 5AY: £124,250 (2024–1998).
Habitable Rooms
5 rooms
Street avg 5 rooms
LL54 5AD