Outdoor Project Calculators

Calculate exactly how much material to buy — in the units suppliers sell. Never under-order again.

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Landscaping

Gravel, stone, mulch, topsoil, and sand calculators for yards, gardens, and paths.

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Paver base, paver count, and retaining wall calculators for patios and walls.

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Deck board, fence, post hole, and concrete calculators for outdoor structures.

Enter dimensions for rectangles, circles, triangles, or irregular shapes. Add multiple areas for complex projects.

See results in the units suppliers sell — cubic yards, tons, bags, and truckloads. Including a waste factor.

Copy your shopping list, compare bulk vs. bag pricing, and follow links to the next calculator in your project.

Cubic yards, tons, and bags for any gravel project

Bags and bulk quantities for garden beds and paths

Bags and ready-mix for slabs and footings

Posts, rails, pickets, and concrete for fences

Free. No account required. No ads inside calculators.