Acorn Court, Flat 8, 42 Cox Lane, Chessington, KT9 1DE

Acorn Court is a mid-terrace house in Chessington (KT9 1DE). It has a recorded floor area of 56 m² (around 603 sq ft) and construction records dating it to 1983-1990. The latest certificate (July 2023) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since June 2009. Between certificates, window efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. At 56 m² this is the 8th smallest of 9 units on EPC record in Acorn Court, where floor areas span 42–56 m². The building's EPC ratings span D to B, with this unit at the top. On EPC score it ranks first in the building (83 versus a worst of 64).

At 56 m² it sits well below the postcode median (85 m² across 21 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include new windows and tree works, meaningful when judging how the property has evolved.