A little planning.
A better project.
From the first garden bed to the last deck board. Find the right quantities, then get your hands dirty.
Find your calculatorA tool for every part of the project.
No matching calculators. Try another category or search for a material such as sand, concrete or lumber.
Gravel calculator
Estimate gravel volume, bags and supplier-based weight for paths and driveways.
Pea gravel calculator
Plan rounded gravel for garden paths, beds and decorative areas.
Sand calculator
Calculate sand volume and optional weight from your supplier’s density.
Paver sand calculator
Estimate the bedding sand layer beneath a paved area.
Mulch calculator
Work out bulk mulch and whole bags for beds and borders.
Rubber mulch calculator
Estimate rubber mulch volume using the depth and package size you choose.
Topsoil calculator
Calculate soil volume, bag quantities and comparable local costs.
Fill dirt calculator
Estimate the fill required to raise or level a measured area.
Crushed stone calculator
Estimate angular aggregate for base courses, paths and drainage projects.
River rock calculator
Plan decorative stone coverage, whole bags and optional tonnage.
Landscape rock calculator
Estimate decorative rock for beds, borders and open landscape areas.
Soil calculator
Estimate soil needed for a garden bed, planter or lawn repair.
Compost calculator
Estimate compost for a measured layer or a garden-bed amendment.
Stone calculator
Convert area and depth into stone volume, bags and optional weight.
Road base calculator
Estimate the base material beneath a driveway or paved surface.
Crusher run calculator
Estimate graded crusher run for a planned compacted layer.
Aggregate calculator
Estimate a loose aggregate layer and convert using your supplier’s density.
Grass seed calculator
Find the seed weight for a lawn using the application rate on your seed label.
Concrete calculator
Estimate concrete for slabs, footings, round columns and hollow cylinders.
Concrete slab calculator
Work out concrete yardage and bag yield for a flat slab.
Asphalt calculator
Estimate asphalt volume and tonnage using a mix-specific bulk density.
Asphalt tonnage calculator
Convert measured asphalt volume to US short tons or metric tonnes.
Rebar calculator
Estimate a rectangular reinforcement grid, bar lengths and conservative stock counts.
Drywall calculator
Estimate sheets for the walls and optional ceiling of a rectangular room.
Paint calculator
Estimate paint and whole cans from wall area, coats and labeled coverage.
Brick calculator
Estimate face bricks from wall area and the brick-and-joint module.
Block calculator
Estimate concrete masonry units from wall area and joint dimensions.
Roofing calculator
Estimate roof surface, roofing squares and bundles for a simple uniform-pitch roof.
Paver calculator
Estimate paving units and packages from area, dimensions and joints.
Paver base calculator
Estimate the aggregate base beneath a patio, path or paved area.
Retaining wall calculator
Count block courses, buried courses and caps for a straight segmental wall.
Tile calculator
Estimate tiles and whole boxes from surface area and joint width.
Fence calculator
Estimate posts, pickets and rails for a straight fence with an optional gate.
Board foot calculator
Calculate lumber volume in board feet using the dimensions of your boards.
Log board foot calculator
Estimate log yield with Doyle or a continuous Scribner formula.
Lumber calculator
Estimate stock boards for identical cuts, including saw kerf and end trim.
Decking calculator
Count deck-board rows and stock lengths for a straight rectangular layout.
Flooring calculator
Estimate whole flooring boxes from net area and labeled box coverage.
Your measurements.
Visible assumptions.
Use US or metric units, adjust the allowance, and check a worked example. Product sizes, density and prices stay in your hands.
Read our calculation method →