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Construction Calculators

Browse construction calculators for material quantities, dimensions, concrete, framing, roofing, HVAC, layouts and project estimates. They can help with common measurements and early planning for building or renovation work.

165 calculators and toolsBrowse topics

Browse construction calculator topics

Choose a topic to see its calculators and find the right tool for your calculation.

How to use these construction calculators

Choose a project or material calculator, measure carefully and enter dimensions in the requested units. Treat quantity and cost results as planning estimates and account for site conditions, waste and local requirements.

Confirm structural, safety and code requirements with qualified professionals before building.