1 Bryn Derwen Terrace, Talysarn, Caernarfon, LL54 6AS

1 Bryn Derwen Terrace is a three-bedroom end-of-terrace house in Talysarn, Caernarfon, Caernarfon (LL54 6AS). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (September 2018) shows a D (score 57), a step below the typical UK home. The recommended improvements would push it to C (score 80).

Held since June 2010 — that's 16 years off the open market, well above the local norm. Sale prices here have lagged England HPI: -2.7% per year against 0% for the wider region. Today's modelled estimate of £135,000 is 45.9% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 40% above the typical sold price in the postcode. At 74 m² it's 21.3% larger than the typical home in the postcode (61 m² median across 10 EPCs).