Flat 3, 108 Ravensbourne Avenue, Bromley, BR2 0AX

Flat 3 is a semi-detached house in Bromley (BR2 0AX). It has a recorded floor area of 23 m² (around 248 sq ft), construction records dating it to before 1900 and council tax band A. At 23 m² this is the smallest unit on EPC record across the building (23–35 m²). The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (57 versus a best of 71). The latest certificate (September 2019) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2009. Between certificates, main heating went from Average to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 76).

Untraded for 25 years, with the last transfer in October 2001. Today's modelled estimate of £167,000 sits 203.6% above the 2001 sale of £55,000. On a £-per-square-foot basis, the last sale (£222/sq ft) was about 34.3% below the postcode norm. At 23 m² it sits well below the postcode median (148 m² across 12 EPCs), making it one of the more compact homes locally.