6 Lansdown Castle Drive, Cheltenham, GL51 7AF

6 Lansdown Castle Drive is a two-bedroom detached house in Cheltenham (GL51 7AF). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (January 2016) shows an F (score 32), near the bottom of the EPC scale. When first surveyed in March 2013 the rating was G, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good and lighting went from Very Poor to Poor; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 77), a 3-band jump. Main heating runs on electricity. The latest certificate is from January 2016, so improvements made since then won't be reflected. At 52 m² this is the 11th smallest of 17 units on EPC record in the building, where floor areas span 45–75 m². The building's EPC ratings span F to D, with this unit at the bottom. On EPC score it ranks last in the building (32 versus a best of 68).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2013–2018, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £170,000 is 14.9% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£264/sq ft) was about 27% above the typical sold price in the postcode. On the market in April 2018 and unlisted since — roughly 8 years.