Flat 1, 421 Upper Richmond Road, Wandsworth, London, SW15 5QY

Flat 1 is an end-of-terrace house in Wandsworth, London, London (SW15 5QY). It has a recorded floor area of 33 m² (around 355 sq ft) and construction records dating it to before 1900. The latest certificate (August 2016) shows a G (score 17), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 75), a 4-band jump. Main heating runs on electricity. At 33 m² this is the 3rd smallest of 4 units on EPC record in the building, where floor areas span 21–256 m². The building's EPC ratings span G to D, with this unit at the bottom.

Today's modelled estimate of £256,000 is 75.6% below the 2022 sale of £1,050,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,956/sq ft) was about 494.1% above the typical sold price in the postcode. At 33 m² it sits well below the postcode median (70 m² across 23 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. Last sale on file: £1,050,000 in October 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2022.