30a, Dalmeny Road, Islington, London, N7 0DX

30a is an end-of-terrace house in Islington, London, London (N7 0DX). It has a recorded floor area of 59 m² (around 635 sq ft) and construction records dating it to before 1900. The latest certificate (June 2020) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2009. Between certificates, wall efficiency dropped from Good to Very Poor and lighting dropped from Very Good to Average. The recommended improvements would push it to C (score 76). At 59 m² this is the 10th smallest of 14 units on EPC record in the building, where floor areas span 36–197 m². The building's EPC ratings span E to B across 14 units on file.

Held since December 1995 — that's 30 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 £560,000 sits 833.3% above the 1995 sale of £60,000. On a £-per-square-foot basis, the last sale (£94/sq ft) was about 79.2% below the postcode norm. At 59 m² it's 25.5% larger than the typical home in the postcode (47 m² median across 23 EPCs).