11 Copythorn Road, Portsmouth, PO2 0EB

11 Copythorn Road is a three-bedroom mid-terrace house in Portsmouth (PO2 0EB). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (February 2022) 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 March 2010. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and lighting went from Good to Very Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 80). Other recorded features include a conservatory.

Untraded for 19 years, with the last transfer in April 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 1995–2007, sale prices on this property compounded at 9.1% per year. Today's modelled estimate of £251,000 sits 63.5% above the 2007 sale of £153,500. On a £-per-square-foot basis, the last sale (£160/sq ft) was about 16.5% above the typical sold price in the postcode.