Complete the project information below. After the calculation, enter your email address and your indicative estimate will be sent directly to you.

Free calculator · reviewed August 2026
Construction cost calculator

Calculate your build cost

The project controls and conditional options follow the original calculator. Select the relevant project category and complete the fields that appear.

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Important

This is an early budgeting guide, not a quotation. The result excludes VAT, professional fees, statutory charges, surveys, structural engineering, Party Wall matters, specialist reports, abnormal site conditions and other project-specific risks unless stated.

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