3b, Church Avenue, Richmond Upon Thames, London, SW14 8NW

3b is a semi-detached house in Richmond Upon Thames, London, London (SW14 8NW). It has a recorded floor area of 54 m² (around 576 sq ft) and construction records dating it to 1900-1929. At 54 m² this is the smallest unit on EPC record across the building (54–192 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (September 2008) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 60). The latest certificate is from September 2008, so improvements made since then won't be reflected.

At 54 m² it sits well below the postcode median (118 m² across 13 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). One planning record on file: a loft conversion approved in 2024. Past consents include a loft conversion, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£990/sq ft) was about 122.2% above the typical sold price in the postcode. Sold October 2023 for £570,000.