41 Hassop Walk, Bromley, London, SE9 4JT

41 Hassop Walk is an end-of-terrace house in Bromley, London, London (SE9 4JT). It has a recorded floor area of 30 m² (around 323 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (August 2023) shows an F (score 27), near the bottom of the EPC scale. Earlier certificates rated it D (November 2011); the latest reading is 2 bands lower. Between certificates, wall efficiency went from Poor to Average and lighting went from Average to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Good to Average. The recommended improvements would push it to E (score 46). Main heating runs on electricity. At 30 m² this is the 2nd smallest of 20 units on EPC record in the building, where floor areas span 29–594 m². The building's EPC ratings span F to C, with this unit at the bottom. On EPC score it ranks last in the building (27 versus a best of 80).

At 30 m² it sits well below the postcode median (65 m² across 19 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.