Mulch Calculator
Estimate how much mulch you need for garden beds and borders.
Coming soonSmart Calculators for Better Home Projects
Planning a yard or home project? DirtToDeck is building simple calculators that use US units, show their formulas, and give metric conversions where helpful.
Popular calculators
Calculator categories
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Landscaping & Garden
Estimate materials for beds, paths and yards.
Gravel Calculator
Estimate gravel needed for driveways, paths and drainage areas.
Coming soonPea Gravel Calculator
Estimate pea gravel for walkways, patios and play areas.
Coming soonTopsoil / Soil Calculator
Estimate topsoil or garden soil for lawns and raised beds.
Coming soonConcrete & Volume
Work out volumes and concrete quantities.
Cubic Yard Calculator
Convert length, width and depth into cubic yards.
Concrete Calculator
Estimate concrete for slabs, bags and sonotube footings in one tool.
Coming soonHome Improvement
Plan surface-covering materials for indoor and outdoor jobs.
Tile Calculator
Estimate how many tiles cover a floor or wall, including extra for cuts.
Coming soonRoofing Calculator
Estimate roof area and roofing material quantities.
Coming soonClimate & Pool
Size heating and cooling, and find pool volume.
BTU Calculator
Estimate heating and air-conditioning BTU needs for a room.
Coming soonPool Volume Calculator
Find the volume of a pool in gallons.
Coming soonWhy use DirtToDeck
US units first
Feet, inches, cubic yards and gallons by default, with metric conversions where they help.
Transparent formulas
Each calculator will explain how its result is worked out, with examples and stated assumptions.
Simple and fast
Lightweight pages that work on phones, so you can check numbers at the store or on site.
Home-project resources
Project guides coming soon.