1b, Battledean Road, Islington, London, N5 1UX

1b is a three-bedroom semi-detached house in Islington, London, London (N5 1UX). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (January 2016) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. The latest certificate is from January 2016, so improvements made since then won't be reflected. Period features are noted in the property record.

Held since November 1998 — that's 28 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £1,242,000 sits 282.2% above the 1998 sale of £325,000. On a £-per-square-foot basis, the last sale (£263/sq ft) was about 54.6% below the postcode norm.