103b, Westbourne Grove, Westminster, London, W2 4UW

103b is a mid-terrace house in Westminster, London, London (W2 4UW). It has a recorded floor area of 53 m² (around 567 sq ft), construction records dating it to 1900-1929 and council tax band D. At 53 m² this is the 3rd smallest of 4 units on EPC record in 103b, where floor areas span 45–53 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (April 2010) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2009); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Average; while lighting dropped from Good to Very Poor. The recommended improvements would push it to C (score 72). The latest certificate is from April 2010, so improvements made since then won't be reflected.

Last sale on file: £620,000 in December 2019. Across the public record there are 4 sales, relatively high churn for a single property. At 53 m² it's 17.1% larger than the typical home in the postcode (45 m² median across 13 EPCs). Across 1998–2019, sale prices on this property compounded at 6.4% per year. On a £-per-square-foot basis, the last sale (£1,093/sq ft) was about 20.2% below the postcode norm.