21c, Hemstal Road, London, NW6 2AB

21c is a mid-terrace house in London (NW6 2AB). It has a recorded floor area of 38 m² (around 411 sq ft), construction records dating it to before 1900 and council tax band D. At 38 m² this is the 5th smallest of 28 units on EPC record in the building, where floor areas span 29–80 m². The building's EPC ratings span G to C, with this unit at the top. On EPC score it ranks first in the building (78 versus a worst of 19). The latest certificate (August 2009) shows a C (score 78), near the top of the C band. The recommended improvements would push it to B (score 82). The latest certificate is from August 2009, so improvements made since then won't be reflected.

At 38 m² it sits well below the postcode median (55 m² across 55 EPCs), making it one of the more compact homes locally. Last sale on file: £425,000 in February 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2000–2021, sale prices on this property compounded at 4.8% per year. On a £-per-square-foot basis, the last sale (£1,034/sq ft) was about 179.5% above the typical sold price in the postcode.