House Extension Guides
Planning and building house extensions in NW London
Side Return Extension Cost NW London 2026 — Full Price Guide
→Side return extension costs in NW London 2026. From £40,000 to £95,000 for Victorian terraces in NW3, NW6, NW8. What's included, planning, and timescales.
Planning Permission for Extensions in Camden — 2026 Guide
→Guide to planning permission for house extensions in Camden 2026. Article 4 areas, conservation zones, design expectations, timescales, and pre-application advice.
Wraparound Extension Guide — NW London 2026
→Complete guide to wraparound extensions in NW London. What a wraparound involves, planning requirements, costs, design options, and whether it's right for your property.
Double Storey Extension Cost 2026 — NW London Price Guide
→Double storey extension costs in NW London 2026. From £80,000 to £200,000+ for two-storey rear extensions in NW3, NW6, N2. Planning, structure, and costs explained.
Open-Plan Kitchen Extension — Design & Planning Guide NW London
→Guide to designing an open-plan kitchen extension in NW London. Structural wall removal, glazing, kitchen integration, planning, and costs in NW3, NW6, NW8.