23 Warham Road, Haringey, London, N4 1AR

23 Warham Road is a three-bedroom semi-detached house in Haringey, London, London (N4 1AR). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (March 2015) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since December 2009. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Average to Good; while roof efficiency dropped from Average to Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. The latest certificate is from March 2015, so improvements made since then won't be reflected.

It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Across 2010–2014, sale prices on this property compounded at 17.8% per year. Today's modelled estimate of £962,000 is 26.6% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£648/sq ft) was about 124.1% above the typical sold price in the postcode. On the market in February 2014 and unlisted since — roughly 12 years.