6 Kingsdowne Road, Surbiton, KT6 6JZ

6 Kingsdowne Road is a four-bedroom detached house in Surbiton (KT6 6JZ). It has a recorded floor area of 154 m² (around 1658 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (August 2025) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since December 2008. Between certificates, lighting went from Very Poor to Average; while roof efficiency dropped from Very Good to Very Poor and window efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 72), a 2-band jump.

Held since March 1998 — that's 28 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £1,040,000 sits 462.2% above the 1998 sale of £185,000. On a £-per-square-foot basis, the last sale (£112/sq ft) was about 68.9% below the postcode norm. At 154 m² it's 21.8% smaller than the typical home in the postcode (197 m² median across 15 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs).