10a, Rock Street, Islington, London, N4 2DN

10a is a four-bedroom semi-detached house in Islington, London, London (N4 2DN). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (April 2019) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (March 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 79).

It hasn't traded since March 1997, a hold of 29 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 133 m² the property is well over the postcode median (28 m² across 66 EPCs), placing it in the larger end of the local stock. 4 bedrooms is on the larger side for this postcode, where 2 is the typical count. Today's modelled estimate of £1,263,000 sits 271.5% above the 1997 sale of £340,000. On a £-per-square-foot basis, the last sale (£237/sq ft) was about 48.6% below the postcode norm.