Flat 3, 4 Elsworthy Terrace, London, NW3 3DR

Flat 3 is a mid-terrace house in London (NW3 3DR). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1900-1929 and council tax band F. At 64 m² this is the 2nd smallest of 5 units on EPC record in the building, where floor areas span 33–77 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (69 versus a worst of 53). The latest certificate (October 2019) shows a C (score 69), just inside the C band. When first surveyed in September 2008 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor.

11 years since the last transfer (September 2015). Across the public record there are 4 sales, relatively high churn for a single property. At 64 m² it's 25.7% smaller than the typical home in the postcode (86 m² median across 40 EPCs). Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Across 1996–2015, sale prices on this property compounded at 10.2% per year. On a £-per-square-foot basis, the last sale (£1,401/sq ft) was about 179.3% above the typical sold price in the postcode.