25a, Hetley Road, Hammersmith And Fulham, London, W12 8BA

25a is a one-bedroom mid-terrace house in Hammersmith And Fulham, London, London (W12 8BA). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to before 1900. The latest certificate (January 2021) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (December 2010); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 77). At 50 m² this is the 10th smallest of 40 units on EPC record in the building, where floor areas span 40–225 m². The building's EPC ratings span E to C across 40 units on file.

One planning record on file: an extension approved in 2023. Past consents include an extension, meaningful when judging how the property has evolved. Across 2012–2021, sale prices on this property compounded at 2.5% per year. On a £-per-square-foot basis, the last sale (£785/sq ft) was about 101.7% above the typical sold price in the postcode. Sold April 2021 for £422,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.