23 Birchwood Avenue, Weston Super Mare, BS23 3JD

23 Birchwood Avenue is a semi-detached house in Weston Super Mare (BS23 3JD). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (April 2015) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2010. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 75). The latest certificate is from April 2015, so improvements made since then won't be reflected. At 56 m² this is the 9th smallest of 24 units on EPC record in the building, where floor areas span 45–115 m². The building's EPC ratings span E to C across 24 units on file.

It hasn't traded since February 1997, a hold of 29 years that's notably long for the area. Across 1996–1997, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £136,000 sits 325% above the 1997 sale of £32,000. On a £-per-square-foot basis, the last sale (£53/sq ft) was about 66.9% below the postcode norm. At 56 m² it sits well below the postcode median (91 m² across 23 EPCs), making it one of the more compact homes locally.