12 Lenton Terrace, Fonthill Road, Islington, London, N4 3JJ

12 Lenton Terrace is a one-bedroom mid-terrace house in Islington, London, London (N4 3JJ). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (November 2023) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since March 2019. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Poor to Average and window efficiency went from Average to Good; while lighting dropped from Very Good to Average. At 48 m² this is the 21st smallest of 30 units on EPC record in the building, where floor areas span 39–71 m². The building's EPC ratings span D to B across 30 units on file.

Held since August 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 £336,000 sits 460% above the 1998 sale of £59,995. On a £-per-square-foot basis, the last sale (£116/sq ft) was about 74.1% below the postcode norm. One planning record on file: a loft conversion approved in 2020. Past consents include a loft conversion, meaningful when judging how the property has evolved.