Free Project Calculators for Home Improvement and Landscaping
Estimate concrete, gravel, mulch, drywall, roofing, fencing, decking, asphalt, and more. Enter your real-world dimensions and get quantities, waste factors, and cost estimates in seconds.
Popular calculators
View allConcrete Calculator
Estimate cubic yards, bags, and cost of concrete for slabs, footings, and columns.
Gravel Calculator
Find tons and cubic yards of gravel or crushed stone for driveways and paths.
Mulch Calculator
Estimate cubic yards and bags of mulch, compost, or bark for garden beds.
Asphalt Calculator
Estimate tons and cubic yards of asphalt for driveways and paving projects.
Square Footage Calculator
Calculate the area of a room or surface in square feet, yards, and meters.
Drywall Calculator
Estimate drywall sheets for walls and ceilings.
Fence Calculator
Plan posts, rails, and pickets for a wood fence.
Board Foot Calculator
Calculate board feet of lumber from thickness, width, length, and quantity.
Categories
Concrete & Masonry
Estimate concrete, asphalt, and pavers for slabs, footings, driveways, patios, and walkways.
Landscaping
Estimate mulch, gravel, topsoil, sand, stone, and decorative rock for beds, paths, and driveways.
Carpentry
Plan lumber, decking, stairs, stringers, and rafters with board feet and piece counts.
Roofing & Siding
Estimate roofing squares, shingles, and siding for your home's exterior.
Interior Projects
Estimate drywall, paint, flooring, tile, and insulation for any room.
Pools & Outdoor
Estimate fencing materials and pool water volume for outdoor projects.
Why My Project Calc
Transparent formulas
Every calculator shows the formula it uses so you can check the math yourself.
Waste factor estimates
Built-in waste factors help you order enough material the first time.
Quantities and costs
Works with feet, inches, yards, bags, tons, and cubic yards, plus optional cost estimates.