Clernara Court, Flat 1, 8 Copper Beech Drive, Portsmouth, PO6 1AZ

Clernara Court is a three-bedroom semi-detached house in Portsmouth (PO6 1AZ). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 1976-1982. The latest certificate (January 2024) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2012. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity. At 69 m² this is the 3rd smallest of 5 units on EPC record in Clernara Court, where floor areas span 64–85 m². The building's EPC ratings span F to B across 5 units on file.

It hasn't traded since May 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 69 m² it's 21.6% smaller than the typical home in the postcode (88 m² median across 47 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). Across 1998–2007, sale prices on this property compounded at 11.6% per year. Today's modelled estimate of £181,000 is 24.8% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£195/sq ft) was about 36.5% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 1 refused.