18 Alwyne Place, Islington, London, N1 2NL

18 Alwyne Place is a detached house in Islington, London, London (N1 2NL). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to before 1900 and council tax band E. At 70 m² this is the smallest unit on EPC record across the building (70–360 m²). The building's EPC ratings span F to B across 9 units on file. The latest certificate (July 2025) shows a C (score 75), near the top of the C band. When first surveyed in September 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Poor to Good.

Sale prices here have outpaced London HPI: 7.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£975/sq ft) was about 31% above the typical sold price in the postcode. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include tree works and a loft conversion, meaningful when judging how the property has evolved. The record references listed-building consent and conservation-area consent, which constrain future alterations. Last sale on file: £735,000 in October 2022. Across the public record there are 5 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.