Free calculators for yard, garden and home projects

Know how much to buy before you drive to the store. Each calculator shows the math and comes with a short guide.

Calculators

• Fence Post Concrete CalculatorHow many bags of concrete you need to set your fence posts.
• Mulch CalculatorCubic yards or bags of mulch for any bed size and depth.
• French Drain Gravel CalculatorGravel in cubic yards and tons for a French drain trench.
• Paver Base and Sand CalculatorGravel base and bedding sand for a patio, walkway or driveway.
• Retaining Wall Block CalculatorBlocks, cap stones and drainage gravel for a block wall.
• Topsoil and Raised Bed Soil CalculatorSoil in cubic yards or bags for raised beds and lawns.
• Sod CalculatorPallets and pieces of sod for your lawn, with a cost estimate.
• Grout and Thinset CalculatorPounds of grout and bags of thinset for a tile job.
• Gutter and Downspout CalculatorGutter, downspouts, hangers and end caps for your roof.
• Concrete Slab CalculatorCubic yards or bags of concrete for a slab, patio or shed base.
• Deck Stain CalculatorGallons of stain for deck boards, railings and stairs.
• Room Paint CalculatorGallons and quarts of paint for walls and ceiling.
• Drywall CalculatorSheets of drywall and screws for a room.
• Attic Insulation CalculatorRecommended R-value by climate zone and inches to add.