Tools / Topsoil Calculator
Free tool

Topsoil calculator

Estimate how much topsoil to order to level, fill, or top-dress an area. To find how much topsoil you need, measure your area's length and width in feet and pick a depth in inches. The calculator multiplies length × width × depth, then divides by 324 to give cubic yards, and estimates tons using topsoil's typical density of about 1.2 tons per cubic yard.

ft
ft
in

Tonnage is an estimate. Actual weight varies with moisture and material. When in doubt, round up.

2.47
cubic yards

≈ 2.96 tons at about 1.2 tons per cubic yard

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How to calculate how much topsoil you need

  1. Measure the length of your area in feet
  2. Measure the width of your area in feet
  3. Choose your depth in inches (4" is typical for topsoil)
  4. Multiply length × width × depth, then divide by 324 to get cubic yards
FAQ

Questions, answered.

How many cubic yards of topsoil do I need?+

Multiply length by width (in feet) by depth (in inches), then divide by 324. For a lawn, 4 to 6 inches of quality topsoil is common for new grass.

How much does a yard of topsoil weigh?+

Screened topsoil is roughly 1,900 to 2,400 lbs per cubic yard (about 1 to 1.2 tons); moisture and organic content change the weight.

How deep should topsoil be for grass?+

Aim for 4 to 6 inches of topsoil over the subgrade for healthy new turf; 2 to 3 inches is enough for top-dressing an existing lawn.