203a, Richmond Road, Kingston Upon Thames, KT2 5DD

203a is a detached house in Kingston Upon Thames (KT2 5DD). It has a recorded floor area of 55 m² (around 592 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (November 2019) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (October 2009); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 77). At 55 m² this is the 6th smallest of 19 units on EPC record in the building, where floor areas span 25–279 m². The building's EPC ratings span F to C across 19 units on file.

Across 2002–2022, sale prices on this property compounded at 5% per year. On a £-per-square-foot basis, the last sale (£617/sq ft) was about 80.5% above the typical sold price in the postcode. At 55 m² it's 16.7% smaller than the typical home in the postcode (66 m² median across 18 EPCs). Last sale on file: £365,000 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.