21 Warham Road, Haringey, London, N4 1AR

21 Warham Road is a three-bedroom semi-detached house in Haringey, London, London (N4 1AR). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (April 2012) shows a D (score 55), a step below the typical UK home. When first surveyed in April 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor and hot-water efficiency went from Good to Very Good; while lighting dropped from Good to Average and main heating dropped from Good to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from April 2012, so improvements made since then won't be reflected.

Across 2005–2012, sale prices on this property compounded at 9.1% per year. Today's modelled estimate of £946,000 sits 51.4% above the 2012 sale of £625,000. On a £-per-square-foot basis, the last sale (£501/sq ft) was about 71.6% above the typical sold price in the postcode. Last sold in July 2012, so it's been off the market for around 14 years.