Construction calculators
Start with the work you’re measuring.
Choose a project type, enter the dimensions you can verify, and see a material quantity with its assumptions in view.
Choose by project
Twelve tools, organized around the job—not a search ranking.
Project Volume & Aggregate
Pours, fill, and bulk material quantities.
- Concrete CalculatorCalculate concrete for slabs, footings, walls, columns, and post holes with transparent waste and purchasing assumptions.
- Cubic Yard CalculatorEstimate multi-area project volume with mixed units, optional waste, and transparent calculations.
- Gravel CalculatorPlan gravel or crushed stone volume, estimated weight, purchasing quantity, and optional material cost with transparent assumptions.
- Mulch CalculatorTurn measured landscape-bed areas, selected depth, allowance, and optional product package details into a transparent material order quantity.
Surfaces & Finishes
Measured surface coverage and finish materials.
- Paver CalculatorEstimate patio surface area, pavers, cutting allowance, whole-unit purchase quantity, optional user-configured base and bedding layers, packages, and material cost.
- Flooring CalculatorTurn measured floor areas, selected extra material allowance, and product-specific box coverage into a transparent whole-box purchasing quantity and optional material cost.
- Tile CalculatorTurn measured surface areas, tile dimensions or coverage, an allowance, and optional package or cost inputs into transparent tile and package purchasing quantities.
- Paint CalculatorTurn measured walls, ceilings, openings, coats, product coverage, and selected container sizes into a transparent paint and primer takeoff.
Structures & Exterior
Material planning for exterior and wall systems.
- Drywall CalculatorCalculate drywall surface area, opening deductions, sheet count, whole-sheet purchasing quantity, and optional sheet cost with transparent assumptions.
- Fence CalculatorPlan fence posts, rails, pickets or panels, gates, allowance, purchasing quantities, and optional material costs with transparent assumptions.
- Retaining Wall CalculatorPlan segmental retaining-wall blocks, caps, allowance, optional user-configured base material, and costs with a transparent takeoff.
- Roofing CalculatorTurn separately measured horizontal rectangular roof planes, rise-over-run pitch, product-specific package coverage, and a chosen allowance into a transparent roofing-material takeoff.
Before you begin
Measure first. Keep the choices visible.
Start with the dimensions you can verify, then use the selected product details and allowance that fit your project. SolverOrg shows the inputs and math so you can review the result.