22a, Marlborough Road, Richmond, TW10 6JR

22a is a three-bedroom semi-detached house in Richmond (TW10 6JR). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (December 2023) shows a C (score 72). The rating has held steady at C across 2 certificates since May 2010. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Very Poor to Average; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. At 114 m² this is the 20th smallest of 30 units on EPC record in the building, where floor areas span 51–408 m². The building's EPC ratings span E to B across 30 units on file.

3 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 72% of similar EPCs). Across 1996–2014, sale prices on this property compounded at 10.5% per year. On a £-per-square-foot basis, the last sale (£1,141/sq ft) was about 97.9% above the typical sold price in the postcode. Last sold in December 2014, so it's been off the market for around 12 years.