Concrete Calculator & Estimate

Calculate concrete for slabs, footings, post holes, walls, and columns. Estimate yards, bags, ready-mix quantity, and cost. Works offline. No subscription.

Concrete Calculator & Estimate helps you quickly estimate how much concrete you need for slabs, footings, post holes, walls, round columns, patios, driveways, and other concrete jobs.

Calculate concrete volume, ready-mix order quantity, premixed concrete bags, and estimated material cost in seconds.

Choose the shape you are pouring, enter simple dimensions, add a waste buffer if needed, and get a clear concrete estimate for your project.

Calculate concrete for:

• Slabs and patios • Footings and trenches • Fence and deck post holes • Poured concrete walls • Round columns and piers

Estimate:

• Concrete volume • Cubic yards or cubic meters • Ready-mix order quantity • Ready-mix cost • Premixed concrete bags • Bag cost • Extra / waste buffer

Built for practical job-site and DIY use:

• Works offline • No subscription • One-time unlock for all concrete shapes • Metric and imperial units • Save estimates as projects • Edit, duplicate, and share saved estimates • Simple inputs • Clear results

Use Concrete Calculator & Estimate for patios, driveways, foundations, fence posts, deck posts, landscaping projects, poured walls, slabs, and other concrete projects.

Designed for DIY users, contractors, builders, landscapers, fence builders, deck builders, and homeowners who need a fast concrete estimate without complicated tools.

Please note: results are estimates only. Actual material needs may vary based on site conditions, formwork, spillage, compaction, product yield, and supplier requirements. Always verify quantities with your supplier or contractor.