4 Wellington Close, Walton On Thames, KT12 1AX

4 Wellington Close is a semi-detached house in Walton On Thames (KT12 1AX). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (September 2020) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 80). At 83 m² this is the 17th smallest of 20 units on EPC record in the building, where floor areas span 56–84 m². The building's EPC ratings span F to B across 20 units on file.

Untraded for 25 years, with the last transfer in September 2001. Across 1999–2001, sale prices on this property compounded at 22.3% per year. Today's modelled estimate of £323,000 sits 180.9% above the 2001 sale of £115,000. On a £-per-square-foot basis, the last sale (£129/sq ft) was about 27.6% below the postcode norm.