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Get started8 Maes Tryfan is a mid-terrace house in Groeslon, Caernarfon, Caernarfon (LL54 7EL). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (December 2025) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it C (September 2009); the latest reading is 2 bands lower. Between certificates, wall efficiency went from Poor to Good and lighting went from Average to Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on lpg. This certificate was lodged in the last six months, so the rating reflects current condition.
It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
8 Maes Tryfan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£124,000
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.
On co₂ emissions, 8 Maes Tryfan stands well clear of the street.
EPC Rating
51 (E)
Street avg 55 (E)
Floor Area
69 m²
Street avg 73 m²
CO₂ Emissions
2.3 t/year
Street avg 2.9 t/year
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Maes Tryfan — bus stop.
Changes detected from historical EPC data
Fuel source changed
Hot water efficiency decreased
Window efficiency improved
Wall insulation improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 2 sales in LL54 7EL: £66,665 (2022–2003).
Habitable Rooms
5 rooms
Street avg 5 rooms