Grimthorpe House, Flat 68, Percival Street, Islington, London, EC1V 0BP

Grimthorpe House is a three-bedroom mid-terrace house in Islington, London, London (EC1V 0BP). It has a recorded floor area of 68 m² (around 733 sq ft), construction records dating it to 1950-1966 and council tax band C. At 68 m² this is the 13th smallest of 19 units on EPC record in Grimthorpe House, where floor areas span 52–89 m². The building's EPC ratings span E to B across 19 units on file. Other recorded features include a balcony. Period features are noted in the property record. The latest certificate (October 2010) shows a C (score 78), near the top of the C band. The recommended improvements would push it to B (score 84). The latest certificate is from October 2010, so improvements made since then won't be reflected.

Across 2007–2011, sale prices on this property compounded at 3.9% per year. Today's modelled estimate of £508,000 sits 51.6% above the 2011 sale of £335,000. On a £-per-square-foot basis, the last sale (£457/sq ft) was about 16.7% above the typical sold price in the postcode. Last sold in July 2011, so it's been off the market for around 15 years.