Construction & DIY Calculators
Estimate the materials to buy for common home improvement and building projects. Choose a project category or browse all 33 free calculators.
Browse by project
Concrete Calculators
Estimate concrete volume, bags, slabs, post holes, footings, patios and driveways.
Browse tools →Deck & Fence Calculators
Plan deck boards, joists, screws, footings, fence posts, pickets, spacing and materials.
Browse tools →Landscaping Calculators
Estimate pavers, gravel, mulch, soil, sod, grass seed, river rock and landscape materials.
Browse tools →Flooring & Tile Calculators
Calculate flooring and tile coverage, waste allowances and boxes to buy.
Browse tools →Walls & Paint Calculators
Estimate paint, drywall and wallpaper quantities for interior projects.
Browse tools →All calculators
Concrete Calculator
Concrete project takeoff with volume, ready-mix/bags plus purchase-ready form and compacted-base assumptions.
Calculate →▦Concrete Slab Calculator
Calculate concrete for a slab, patio, shed pad or walkway with bag equivalents.
Calculate →▦Concrete Bag Calculator
Find how many 40-lb, 60-lb or 80-lb concrete bags your project needs.
Calculate →●Post Hole Concrete Calculator
Estimate concrete bags for round fence, deck and mailbox post holes.
Calculate →▰Concrete Footing Calculator
Estimate concrete for continuous strip footings by length, width and depth.
Calculate →▦Concrete Patio Calculator
Estimate concrete volume and bags for a rectangular patio.
Calculate →▥Concrete Driveway Calculator
Estimate cubic yards for a concrete driveway with adjustable slab thickness and extra material.
Calculate →▤Paint Calculator
Complete room paint takeoff with openings, coats, gallons, quart equivalents and purchase quantity.
Calculate →▥Flooring Calculator
Flooring-system takeoff with cartons plus optional underlayment, vapor barrier and transition purchase quantities.
Calculate →≋Mulch Calculator
Complete mulch estimate with bed area, depth, bulk cubic yards and common 2- and 3-ft³ bag quantities.
Calculate →◆Gravel Calculator
Complete gravel calculator estimate with area, volume, bulk quantity, approximate weight and bag equivalents.
Calculate →|||Fence Calculator
Complete wood fence material estimate with equalized bays, gates, corners, posts, rails, pickets, drainage gravel, concrete and fasteners.
Calculate →≡Deck Board Calculator
Estimate board rows, linear footage, waste and fasteners for a deck surface.
Calculate →▯Drywall Calculator
Complete room-wall drywall takeoff with openings, sheet sizes, screws, joint compound and tape.
Calculate →▦Tile Calculator
Tile-system takeoff with tile, mortar, grout and optional membrane/waterproofing purchase quantities using project-specific coverage inputs.
Calculate →▰Topsoil Calculator
Complete topsoil estimate with area, depth, bulk cubic yards and common bag quantities.
Calculate →▧Wallpaper Calculator
Room wallpaper takeoff with openings, pattern allowance, usable roll coverage and whole-roll purchase quantity.
Calculate →▦Paver Calculator
Purchase-ready paver takeoff with pavers, adjustable base and bedding depths, perimeter edge restraint, stake spacing and joint-sand coverage.
Calculate →|||Fence Post Spacing Calculator
Calculate how many fence posts and bays you need from total fence length and maximum post spacing.
Calculate →|||Fence Picket Calculator
Estimate individual fence pickets from fence length, picket width and gap.
Calculate →●Fence Post Concrete Calculator
Estimate concrete volume and bag counts for round fence post holes.
Calculate →|||Privacy Fence Materials Calculator
Estimate posts, rails and pickets for a basic wood privacy fence run.
Calculate →≡Deck Materials Calculator
Rectangular deck planning takeoff with purchasable decking boards, joists, rim boards, beam lumber, posts, surface fasteners, footings and concrete.
Calculate →≡Deck Joist Calculator
Calculate joist quantity from deck width and on-center joist spacing.
Calculate →•Deck Screw Calculator
Estimate deck surface screws from board rows and joist spacing.
Calculate →●Deck Footing Concrete Calculator
Estimate concrete bags for cylindrical deck pier or footing holes.
Calculate →▰Paver Base Calculator
Complete paver base calculator estimate with area, volume, bulk quantity, approximate weight and bag equivalents.
Calculate →≋Paver Sand Calculator
Complete paver sand calculator estimate with area, volume, bulk quantity, approximate weight and bag equivalents.
Calculate →●Pea Gravel Calculator
Complete pea gravel calculator estimate with area, volume, bulk quantity, approximate weight and bag equivalents.
Calculate →◆River Rock Calculator
Complete river rock calculator estimate with area, volume, bulk quantity, approximate weight and bag equivalents.
Calculate →▰Raised Bed Soil Calculator
Complete raised-bed soil estimate with volume, bulk yards and common bag sizes for one or more beds.
Calculate →▥Sod Calculator
Complete sod takeoff with lawn area, waste, roll or piece quantity and approximate pallets.
Calculate →≋Grass Seed Calculator
Complete grass-seed estimate using lawn area and the seeding rate printed on the product.
Calculate →