Measure the actual geometry
Use inside forms, finished depth, net surface, or clear run—the dimension the formula really needs.
Free field-ready calculators for concrete, gravel, yard work, roofing, flooring, framing, and more. Every result shows its assumptions.
Volume, ready-mix, bag, forming, cost, and reinforcement takeoffs for concrete work.
Browse category →Cement, mortar, brick, block, and masonry-unit estimates for walls and paving.
Browse category →Cubic yards, tons, coverage, and cost for aggregate, rock, and stone projects.
Browse category →Volume, weight, bags, and coverage for bedding, masonry, play, and fill sand.
Browse category →Tonnage, sealcoat, patch, paver, base, and bedding estimates for paved surfaces.
Browse category →Bank and loose volume, swell, hauling, trenching, backfill, and grading estimates.
Browse category →Planning quantities for footings, crawl spaces, basements, and slabs on grade.
Browse category →Mulch, soil, sod, seed, compost, playground, raised-bed, and wall calculators.
Browse category →Deck area, board courses, stock lengths, joists, fasteners, waste, and material cost.
Browse category →Posts, panels, rails, pickets, spacing, waste, and cost for common fence systems.
Browse category →Sheets, screws, tape, joint compound, ceilings, walls, rooms, and waste.
Browse category →Area, cartons, rolls, waste, underlayment, and cost for finished floors.
Browse category →Tile pieces, boxes, layout waste, grout, and cost for floors, walls, and wet areas.
Browse category →Roof area, pitch, shingles, metal panels, underlayment, sheathing, and rafters.
Browse category →Coverage, coats, gallons, quarts, primer, stain, openings, and material cost.
Browse category →Steel weight, structural sections, mesh, lumber, studs, sheet goods, and stairs.
Browse category →Fast length, area, volume, weight, cubic-yard, depth, and material-density conversions.
Browse category →Clear inputs, immediate results, and editable U.S. supplier assumptions.
Concrete Calculator estimates ready-mix concrete, bag mix, weight, and truck loads for general slabs, pads, walls, and rectangular pours.
Open calculator ↗ConcreteConcrete Slab Calculator estimates concrete volume, 80 lb bags, and ready-mix for garage, shed, floor, and equipment slabs.
Open calculator ↗ConcretePost Hole Concrete Calculator estimates bagged concrete around posts for fence, mailbox, sign, and light post holes.
Open calculator ↗ConcreteRebar Calculator estimates reinforcing bars, linear feet, pieces, and weight for two-way rectangular reinforcement grids.
Open calculator ↗MasonryBrick Calculator estimates brick, pallets, and mortar allowance for general brick walls with openings.
Open calculator ↗MasonryConcrete Block / CMU Calculator estimates concrete masonry units and pallets for CMU partitions, foundations, site walls, and enclosures.
Open calculator ↗GravelGravel Calculator estimates gravel cubic yards, tons, and truck loads for paths, pads, drainage zones, and general aggregate placement.
Open calculator ↗SandSand Calculator estimates sand cubic yards, tons, bags, and cost for general construction, landscaping, fill, and bedding areas.
Open calculator ↗Use inside forms, finished depth, net surface, or clear run—the dimension the formula really needs.
Replace default density, coverage, package size, mix yield, and unit cost with supplier data.
Review waste, compaction, cuts, laps, delivery minimums, and full-package rounding before ordering.
Practical reference articles that explain the measurements, assumptions, and material decisions behind better estimates.
Learn how lawn area, irregular zones, piece coverage, pallet coverage, waste, delivery timing, and supplier specifications affect a practical sod estimate.
Read guide →Soil & landscapingLearn how topsoil area, installed depth, cubic yards, bulk density, bags, settlement, and delivery assumptions affect lawn and landscape estimates.
Read guide →Pavers & hardscapeLearn how paver area, unit size, pallet coverage, base depth, bedding sand, compaction, borders, and cut waste fit into a hardscape material estimate.
Read guide →