99 Wellington Close, Walton On Thames, KT12 1BE

99 Wellington Close is a two-bedroom semi-detached house in Walton On Thames (KT12 1BE). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1950-1966 and council tax band C. At 69 m² this is the smallest unit on EPC record across the building (69–84 m²). The building's EPC ratings span E to B, with this unit at the bottom. On EPC score it ranks last in the building (50 versus a best of 81). The latest certificate (March 2022) shows an E (score 50), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2014); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Poor to Very Good; while hot-water efficiency dropped from Average to Very Poor and main heating dropped from Good to Very Poor. Main heating runs on electricity.

Held since December 2003 — that's 22 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2003, sale prices on this property compounded at 18.1% per year. Today's modelled estimate of £300,000 sits 103.4% above the 2003 sale of £147,500. On a £-per-square-foot basis, the last sale (£199/sq ft) was about 19.3% above the typical sold price in the postcode. 4 planning records sit against the property, 0 approved, 0 refused.