24a, Bisterne Avenue, Waltham Forest, London, E17 3QS

24a is a one-bedroom detached house in Waltham Forest, London, London (E17 3QS). It has a recorded floor area of 117 m² (around 1259 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (November 2013) shows an E (score 45), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since July 2012. Between certificates, lighting dropped from Good to Poor. The recommended improvements would push it to D (score 62). The latest certificate is from November 2013, so improvements made since then won't be reflected. At 117 m² this is the 40th smallest of 42 units on EPC record in the building, where floor areas span 31–167 m². The building's EPC ratings span F to B across 42 units on file.

At 117 m² the property is well over the postcode median (75 m² across 41 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Today's modelled estimate of £606,000 is 10.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£437/sq ft) was about 56.4% above the typical sold price in the postcode. Last changed hands 10 years ago, in January 2016.