Walton House, Flat 16, The Drive, Waltham Forest, London, E17 3DH

Walton House is a mid-terrace house in Waltham Forest, London, London (E17 3DH). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1967-1975 and council tax band B. At 73 m² this is the largest unit on EPC record across Walton House (47–73 m²). The building's EPC ratings span E to C across 16 units on file. The latest certificate (February 2022) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in April 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Good to Very Good. The recommended improvements would push it to C (score 71).

Held since October 2010 — that's 16 years off the open market, well above the local norm. Across 1998–2010, sale prices on this property compounded at 9.5% per year. Today's modelled estimate of £333,000 sits 114.8% above the 2010 sale of £155,000. On a £-per-square-foot basis, the last sale (£197/sq ft) was about 40.2% below the postcode norm. At 73 m² it's 23.7% larger than the typical home in the postcode (59 m² median across 15 EPCs).