Key Facts: Islington Conservation Areas (2026) Islington has 42 designated conservation areas, one of the highest totals of any London borough, ranging from Clerkenwell Green (designated 1968) to Poets Road (designated September 2025). Islington Council has removed permitted development rights by Article 4 direction in 40 of these 42 areas, meaning that in almost the…
Category Archives: Conservation Areas
Key Facts: Bryantwood Road, Highbury, Islington This lower ground floor and upper ground floor maisonette in Highbury sits within one of Islington’s designated conservation areas, subject to Article 4 direction. The project involved a single-storey rear extension, full internal renovation across both floors, and a comprehensive interior fit-out. Planning consent was secured by My/Architect through…
Key Facts: Conservation Area Extensions in London (2026) Extending a property in a London conservation area costs 15 to 30% more than an equivalent extension on an unrestricted site, due to material requirements, additional planning work, and longer determination timescales. Most single-storey rear extensions in conservation areas require a full planning application rather than permitted…
Key Facts: House Extension Costs in London (2026) An architect-designed house extension in London costs between £3,000 and £5,000+ per square metre in 2026, depending on specification and borough. For a typical single-storey rear extension of 20 to 30 m², expect a total project cost of £80,000 to £150,000 including construction, fit-out, professional fees, and…
There’s a certain allure in restoring historic homes, bridging the past’s grandeur with today’s innovative designs. As architects, we’re entrusted with preserving the narrative of these structures while infusing them with modern life. This delicate dance of the old with the new presents both unique challenges and remarkable triumphs. The Beauty and Complexity of Working…





