136 Silverdale Avenue, Walton On Thames, KT12 1EJ

136 Silverdale Avenue is a four-bedroom detached house in Walton On Thames (KT12 1EJ). It has a recorded floor area of 196 m² (around 2110 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (May 2020) 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 May 2009. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to D (score 61). Period features are noted in the property record. The home occupies a corner plot.

Held since May 2003 — that's 23 years off the open market, well above the local norm. Across 2001–2003, sale prices on this property compounded at -0.9% per year. Today's modelled estimate of £2,005,000 sits 89.2% above the 2003 sale of £1,060,000. At 196 m² it sits well below the postcode median (530 m² across 8 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).