150a, Wallwood Road, Waltham Forest, London, E11 1AN

150a is a mid-terrace house in Waltham Forest, London, London (E11 1AN). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to before 1900 and council tax band B. At 60 m² this is the 12th smallest of 26 units on EPC record in the building, where floor areas span 43–184 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (March 2023) shows a C (score 77), near the top of the C band. When first surveyed in August 2009 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good.

Held since June 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £383,000 sits 230.2% above the 2003 sale of £116,000. On a £-per-square-foot basis, the last sale (£180/sq ft) was about 44.3% below the postcode norm.