56a, Beckenham Lane, Bromley, BR2 0DQ

56a is a one-bedroom semi-detached house in Bromley (BR2 0DQ). It has a recorded floor area of 35 m² (around 380 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (January 2009) shows a G (score 20), near the bottom of the EPC scale. The recommended improvements would lift it to E (score 40), a 2-band jump. Main heating runs on electricity. The latest certificate is from January 2009, so improvements made since then won't be reflected. At 35 m² this is the 5th smallest of 17 units on EPC record in the building, where floor areas span 24–90 m². The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (20 versus a best of 71).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1999–2017, sale prices on this property compounded at 8% per year. Today's modelled estimate of £212,000 is 21.1% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£461/sq ft) was about 30.5% above the typical sold price in the postcode. On the market in July 2017 and unlisted since — roughly 9 years.