20 Old Coach Drive, High Wycombe, HP11 1AS

20 Old Coach Drive is a three-bedroom detached house in High Wycombe (HP11 1AS). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (July 2021) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in February 2009 the rating was F, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and main heating went from Very Poor to Poor; while hot-water efficiency dropped from Average to Poor and lighting dropped from Good to Average. The recommended improvements would push it to D (score 62). Main heating runs on electricity.

Untraded for 22 years, with the last transfer in June 2004. At 79 m² the property is well over the postcode median (39 m² across 18 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs). Today's modelled estimate of £453,000 sits 56.2% above the 2004 sale of £289,950.