1b, St Leonard S Road, Surbiton, KT6 4DE

1b is a semi-detached house in Surbiton (KT6 4DE). It has a recorded floor area of 40 m² (around 431 sq ft), construction records dating it to 1900-1929 and council tax band B. At 40 m² this is the 11th smallest of 42 units on EPC record in the building, where floor areas span 30–283 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (May 2019) shows a C (score 73). The rating has held steady at C across 2 certificates since February 2009. Between certificates, window efficiency went from Very Poor to Good.

It hasn't traded since August 2002, a hold of 24 years that's notably long for the area. Across 1997–2002, sale prices on this property compounded at 19.3% per year. Today's modelled estimate of £327,000 sits 108.3% above the 2002 sale of £157,000. On a £-per-square-foot basis, the last sale (£365/sq ft) was about 15.2% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. At 40 m² it's 28.7% smaller than the typical home in the postcode (56 m² median across 41 EPCs). Its energy rating outperforms most of the postcode (better than 76% of similar EPCs).