75b, Dukes Avenue, London, W4 2AQ

75b is a one-bedroom semi-detached house in London (W4 2AQ). It has a recorded floor area of 38 m² (around 409 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (April 2016) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since March 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Poor to Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 80). The latest certificate is from April 2016, so improvements made since then won't be reflected. At 38 m² this is the 5th smallest of 10 units on EPC record in the building, where floor areas span 21–146 m². The building's EPC ratings span E to C across 10 units on file. Period features are noted in the property record.

At 38 m² it sits well below the postcode median (82 m² across 22 EPCs), making it one of the more compact homes locally. Across 2001–2016, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£1,027/sq ft) was about 110.7% above the typical sold price in the postcode. Last sold in August 2016, so it's been off the market for around 10 years.