30/10/2026
A simpler extension design could save you more than just money—it may also cut complexity and keep the project moving smoothly. Before focusing on the headline build cost, make sure you’ve accounted for professional fees and set aside a 10–15% contingency; keeping loadbearing walls or choosing a smaller opening with double doors could also help curb structural costs. Which design choices make the biggest difference to your budget?
📖 Read more: https://mightybuild.co.uk/blog/how-to-budget-for-a-home-extension-from-costs-to-design