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Get started12 Ger Y Llan is a semi-detached house in Llanllyfni, Caernarfon, Caernarfon (LL54 6DJ). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 2003-2006 and council tax band C. The latest certificate (September 2025) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (July 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
12 Ger Y Llan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£176,000
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.
12 Ger Y Llan outperforms the street on co₂ emissions by a wide margin.
EPC Rating
78 (C)
Street avg 80 (C)
Floor Area
90 m²
Street avg 93 m²
CO₂ Emissions
1.6 t/year
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Felin Gerrig — bus stop.
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Roof insulation improved
Solar water heating installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Street avg 2.0 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms