3 Cefn Faesllyn, Penygroes, Caernarfon, LL54 6DB

3 Cefn Faesllyn is a one-bedroom mid-terrace house in Penygroes, Caernarfon, Caernarfon (LL54 6DB). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (June 2021) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2020. Between certificates, window efficiency went from Average to Good and main heating went from Very Poor to Average; while roof efficiency dropped from Very Good to Good and lighting dropped from Very Good to Poor. The recommended improvements would lift it to B (score 87), a 3-band jump. Main heating runs on electricity.

Today's modelled estimate of £126,000 sits 68% above the 2020 sale of £75,000. On a £-per-square-foot basis, the last sale (£80/sq ft) was about 63.3% below the postcode norm. Last sale on file: £75,000 in November 2020. One historical planning record sits against the property in 2011.