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Get started4 Dyffryn Terrace is a two-bedroom mid-terrace house in Groeslon, Caernarfon, Caernarfon (LL54 7TL). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (January 2020) shows a D (score 58), a step below the typical UK home. The recommended improvements would push it to C (score 80).
Sale prices here have outpaced England HPI: 4.2% per year against 0% for the wider region. Today's modelled estimate of £140,000 sits 63.7% above the 2021 sale of £85,500. On a £-per-square-foot basis, the last sale (£122/sq ft) was about 16.7% above the typical sold price in the postcode. Last sale on file: £85,500 in January 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
4 Dyffryn Terrace has more than doubled in price since the earliest registered sale in 1999.
£140,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 21 years.
£85,500
Growth on file: 4.2% per year over 21 years.
On floor area, 4 Dyffryn Terrace runs well behind the street norm.
Price per m²
£1,315
Street avg £1,597
Floor Area
65 m²
Street avg 77 m²
Habitable Rooms
3 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Cae Sarn — bus stop.
4 January 2021Most recent
£85,500
+137.5%over 21 years4 October 1999
£36,000
Median price across the last 5 sales in LL54 7TL: £110,000 (2025–2013).
Street avg 4 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.8 t/year
LL54 7ED
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