Cubic Yard Calculator

Calculate the exact amount of landscaping materials you need for your project. Our free cubic yard calculator helps you estimate soil, mulch, gravel, and more.

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How to Use the Cubic Yard Calculator

Calculating cubic yards for your landscaping project is easy with our free calculator. Simply select your measurement unit, choose the shape of your area, enter the dimensions, and our calculator will instantly show you how many cubic yards of material you need.

Common Depth Recommendations by Material

MaterialRecommended DepthCommon Uses
Mulch2-4 inchesFlower beds, around trees
Topsoil4-6 inchesNew lawns, garden beds
Gravel2-3 inchesWalkways, decorative areas
Concrete4-6 inchesDriveways, patios
Sand1-2 inchesLeveling, play areas

Understanding Cubic Yards

A cubic yard is a unit of volume that measures 3 feet by 3 feet by 3 feet, totaling 27 cubic feet. Most bulk landscaping materials like soil, mulch, and gravel are sold by the cubic yard.

Quick Conversion Reference

  • 1 cubic yard = 27 cubic feet
  • 1 cubic yard = 0.7646 cubic meters
  • 1 cubic meter = 1.308 cubic yards
  • 1 cubic foot = 0.0370 cubic yards

Tips for Accurate Calculations

  • Always measure twice to ensure accuracy
  • Add 10% extra for settling and compaction
  • Consider ordering slightly more to avoid multiple trips
  • Factor in slope and uneven ground when measuring
  • For irregular shapes, break them into multiple rectangles or triangles

Material Weight Guide

Understanding material weights helps with delivery planning:

  • Mulch: ~800 lbs per cubic yard
  • Topsoil: ~2,000 lbs per cubic yard
  • Gravel: ~3,000 lbs per cubic yard
  • Concrete: ~4,050 lbs per cubic yard
  • Sand: ~2,700 lbs per cubic yard

Frequently Asked Questions

How many bags of mulch equal a cubic yard?

Most bagged mulch comes in 2 cubic foot bags. Since there are 27 cubic feet in a cubic yard, you'll need about 13.5 bags to equal one cubic yard. We recommend buying 14 bags to ensure you have enough.

Should I order exactly what the calculator shows?

We recommend ordering 10% more than calculated to account for compaction, settling, and measurement variations. This extra material ensures you won't run short during your project.

What if my area has an irregular shape?

Break irregular areas into multiple rectangles or triangles, calculate each separately, and add them together. Our calculator supports multiple areas for this purpose.

Ready to Design Your Perfect Garden?

Now that you know how much material you need, let our AI help you design a beautiful garden that makes the most of your space.

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