First Floor Flat, 7 Cadogan Road, Surbiton, KT6 4DQ

First Floor Flat is a one-bedroom mid-terrace house in Surbiton (KT6 4DQ). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to before 1900. The latest certificate (December 2020) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since July 2009. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while wall efficiency dropped from Average to Poor.

Last changed hands 15 years ago, in August 2011. Across the public record there are 4 sales, relatively high churn for a single property. At 50 m² it's 24.8% smaller than the typical home in the postcode (67 m² median across 32 EPCs). Its energy rating outperforms most of the postcode (better than 81% of similar EPCs). Across 2000–2011, sale prices on this property compounded at 6.8% per year. Today's modelled estimate of £345,000 is 39.8% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£458/sq ft) was about 31.8% above the typical sold price in the postcode.