103a, Markhouse Road, Waltham Forest, London, E17 8DQ

103a is a three-bedroom mid-terrace house in Waltham Forest, London, London (E17 8DQ). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band B. At 54 m² this is the 5th smallest of 20 units on EPC record in the building, where floor areas span 20–75 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (40 versus a best of 79). The latest certificate (January 2016) shows an E (score 40), well below the UK norm with real room to improve. Earlier certificates rated it D (August 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 69), a 2-band jump. The latest certificate is from January 2016, so improvements made since then won't be reflected.

It hasn't traded since December 2000, a hold of 25 years that's notably long for the area. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1995–2000, sale prices on this property compounded at 1.4% per year. Today's modelled estimate of £400,000 sits 578% above the 2000 sale of £59,000. On a £-per-square-foot basis, the last sale (£102/sq ft) was about 51.7% below the postcode norm.