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Get started3 Dyffryn Terrace is a mid-terrace house in Groeslon, Caernarfon, Caernarfon (LL54 7TL). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (February 2021) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump. Main heating runs on electricity.
At 89 m² it's 29% larger than the typical home in the postcode (69 m² median across 7 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).
3 Dyffryn Terrace's carbon output runs well above what efficient homes in the postcode produce.
3 Dyffryn Terrace has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£152,000
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 epc rating, 3 Dyffryn Terrace runs well behind the street norm.
EPC Rating
39 (E)
Street avg 62 (D)
Floor Area
89 m²
Street avg 74 m²
CO₂ Emissions
6.6 t/year
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Cae Sarn — bus stop.
Median price across the last 5 sales in LL54 7TL: £110,000 (2025–2014).
Street avg 3.4 t/year
Habitable Rooms
5 rooms
Street avg 4 rooms