20 Andover Road, Islington, London, N7 7RA

20 Andover Road is a three-bedroom detached house in Islington, London, London (N7 7RA). It has a recorded floor area of 79 m² (around 854 sq ft), construction records dating it to 1967-1975 and council tax band D. At 79 m² this is the 24th smallest of 32 units on EPC record in the building, where floor areas span 46–100 m². The building's EPC ratings span E to C across 32 units on file. Period features are noted in the property record. The latest certificate (November 2008) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump. The latest certificate is from November 2008, so improvements made since then won't be reflected.

Held since August 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £501,000 sits 127.7% above the 2009 sale of £220,000. On a £-per-square-foot basis, the last sale (£257/sq ft) was about 15.9% above the typical sold price in the postcode.