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Topsoil Calculator.

Estimate topsoil volume and weight from area, depth, and an explicit bulk-density assumption.

On-device calculationNo signup
01

Set your values

Results update as you type.

cubicFeet: 100

cubicFeet

0.00
cubicYards: 4.07

cubicYards

0.00
cubicMeters: 3.11

cubicMeters

0.00
wastePercent: 10

wastePercent

0.00

Outputs use your entered dimensions and an explicit waste percentage; no material density is inferred.

FAQs

Why does topsoil weight vary?

Moisture, organic content, and supplier grading affect bulk density, so the density input is intentionally editable.

Use Cases

Estimating delivery weight for topsoil

Know the weight of the topsoil you're ordering to plan for delivery and handling. The calculator uses bulk density to estimate tons, so you can coordinate with your supplier.

Example: 3.7 cubic yards at 1.2 tons/yd³ weighs about 4.4 tons.

Frequently Asked Questions

How does the Topsoil Calculator estimate volume and weight?
You input the area (in square feet or square meters) and the depth (in inches or centimeters). The calculator multiplies area by depth to get volume in cubic feet or cubic meters, then converts to cubic yards. Weight is estimated by multiplying volume by the bulk density you select (e.g., 1.2 tons per cubic yard).
What bulk density values can I use?
The calculator lets you choose a bulk density assumption, typically ranging from about 1.0 to 1.5 tons per cubic yard (or 1.2 to 1.8 metric tons per cubic meter). Common values: loose topsoil ~1.1 tons/yd³, compacted ~1.4 tons/yd³. You can also enter a custom value if you know your soil's density.
Can I use this calculator for raised garden beds or lawn projects?
Yes, it works for any area where you need to add topsoil, such as garden beds, lawns, or filling holes. Just measure the length and width of the area and the desired depth of topsoil. The calculator will give you the volume and weight to order.

Tips & Common Mistakes

Tips

  • Measure the area accurately: for rectangular areas, multiply length by width; for irregular shapes, break into smaller rectangles and add them up.
  • Choose the right depth: for most garden beds, 6-8 inches is typical; for lawns, 4-6 inches is often enough. Adjust based on your project.
  • Select a bulk density that matches your soil type: loose, dry topsoil is lighter (~1.1 tons/yd³), while moist or compacted soil is heavier (~1.4 tons/yd³).
  • Always order a little extra (5-10%) to account for settling and compaction after installation.

Common Mistakes to Avoid

  • Using the wrong units: ensure you convert all measurements to the same unit system (e.g., feet and inches, or meters and centimeters) before calculating.
  • Forgetting to convert depth from inches to feet: divide inches by 12 to get feet, or use the calculator's unit selection correctly.
  • Assuming all topsoil has the same density: bulk density varies with moisture and compaction, so using a generic value can lead to inaccurate weight estimates.

Last updated: August 13, 2026