Flat 4, 17 Church Road, St Marks, Cheltenham, GL51 7AL

Flat 4 is a two-bedroom semi-detached house in St. Marks, Cheltenham, Cheltenham (GL51 7AL). It has a recorded floor area of 99 m² (around 1066 sq ft) and construction records dating it to before 1900. At 99 m² this is the largest unit on EPC record across the building (72–99 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (47 versus a best of 73). The latest certificate (June 2023) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (February 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Poor; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to D (score 58).

It hasn't traded since July 1999, a hold of 27 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £221,000 sits 342% above the 1999 sale of £50,000. On a £-per-square-foot basis, the last sale (£47/sq ft) was about 76.9% below the postcode norm. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs).