Home & Construction calculators

Material estimates for concrete, gravel, pavers, fences, decks, paint, drywall, flooring, lawns and more, with waste and cost built in.

• Asphalt CalculatorTons and cubic yards of hot mix asphalt for a driveway, path or patch from area and compacted thickness.
• Board Foot CalculatorBoard feet and cost for any list of lumber, from 4/4 hardwood to 2×4 studs.
• Brick CalculatorBricks and mortar for a wall or veneer, using Brick Industry Association quantities for each brick size.
• Concrete Slab CalculatorCubic yards, 40/60/80 lb bags and total cost of concrete for a slab, patio or pad.
• Cubic Yard CalculatorTurn length, width and depth into cubic yards for any bulk material, with waste and cost.
• Deck Board CalculatorNumber of deck boards, linear feet and screws for a wood or composite deck, with board gaps.
• Drywall CalculatorSheets of 4×8, 4×10 or 4×12 drywall for a room’s walls and ceiling, with waste and cost.
• Fence CalculatorPosts, rails, pickets and post-hole concrete for a wood privacy or picket fence of any length.
• Flooring CalculatorBoxes of laminate, vinyl plank, engineered or hardwood flooring for a room, with waste and underlayment.
• Grass Seed CalculatorPounds and bags of grass seed for a new lawn or overseeding, using extension seeding rates by species.
• Gravel CalculatorHow many tons and cubic yards of gravel or crushed stone you need, with compaction and cost.
• Lawn Fertilizer CalculatorHow many pounds of a fertilizer to apply for a target rate of nitrogen, from the N-P-K on the bag.
• Mulch CalculatorBags or cubic yards of mulch for any bed or tree ring, at the depth horticulturists recommend.
• Paint CalculatorGallons and quarts of paint for a room’s walls and ceiling, minus doors and windows, for any number of coats.
• Paver CalculatorNumber of pavers for a patio or walkway, plus the crushed-stone base and bedding sand underneath.
• Pea Gravel CalculatorHow much pea gravel you need for a path, patio or play area, in cubic yards, tons and 0.5 ft³ bags.
• Retaining Wall Block CalculatorBlocks, caps, base gravel and drainage stone for a segmental retaining wall or garden wall.
• Roof Pitch CalculatorConvert rise and run into roof pitch (x/12), angle in degrees, slope percent and roof squares.
• Sand CalculatorCubic yards, tons and bags of sand for paver bedding, sandboxes, leveling and fill.
• Sod CalculatorPallets, rolls and cost of sod for a new lawn, from lawn size, roll size and pallet coverage.
• Square Footage CalculatorAdd up rectangles, triangles and circles to get total square feet, square metres, square yards and acres.
• Stair Stringer CalculatorNumber of risers, riser height, treads, total run and stringer length, checked against IRC stair limits.
• Tile CalculatorNumber of tiles and boxes for a floor, wall or backsplash, with waste for cuts and pattern.
• Topsoil CalculatorCubic yards, tons or bags of topsoil to level a lawn, build a bed or fill a raised garden.