1 Imperial Court, Willow Grove, Chislehurst, BR7 5BZ

1 Imperial Court is a one-bedroom end-of-terrace house in Chislehurst (BR7 5BZ). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1967-1975 and council tax band C. At 39 m² this is the smallest unit on EPC record across the building (39–45 m²). The building's EPC ratings span F to C across 9 units on file. The latest certificate (July 2014) shows a D (score 58), a step below the typical UK home. When first surveyed in November 2009 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, hot-water efficiency went from Very Poor to Average and main heating went from Very Poor to Average; while window efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 73). Main heating runs on electricity. The latest certificate is from July 2014, so improvements made since then won't be reflected.

Untraded for 23 years, with the last transfer in December 2002. Across 2001–2002, sale prices on this property compounded at 34.5% per year. Today's modelled estimate of £231,000 sits 110% above the 2002 sale of £110,000. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 18.5% below the postcode norm.