Extend or Move Calculator
Should you extend your home or move to a bigger property? Compare the total costs of each option including stamp duty, agent fees, and extension costs to make the right decision.
Frequently Asked Questions
Is it cheaper to extend or move house?
In most London boroughs, extending is significantly cheaper than moving when you factor in stamp duty, estate agent fees, solicitor costs, and the higher price of a larger property. The break-even point depends on how much extra space you need.
What costs are involved in moving house?
Moving house typically costs: stamp duty (up to 12% on London properties), estate agent fees (1-2%), solicitor fees (£1,500-£3,000), removal costs (£2,000-£5,000), plus any mortgage arrangement fees and potential rental costs during the gap.