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Cubic Yards of Gravel Calculator

Convert any area and depth into cubic yards of gravel, the unit most suppliers price and deliver by. Enter your measurements for an instant yardage figure.

Cubic Yards of Gravel Calculator

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cubic yards
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cubic feet
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tons
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bags (0.5 ft³)
Cubic Yards of Gravel Calculator, live preview
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Enter values to see your estimate.

How to Calculate Cubic Yards of Gravel

Change the calculator above and watch every figure and the diagram below update live.

Top-down view (area × depth)

W L depth 4"

Step 1 · Area

20 ft × 10 ft = 200 ft²

Step 2 · Volume (× depth, ÷ 27)

200 ft² × 0.33 ft ÷ 27 = 2.47 yd³

3.46
tons (× 1.4)
134
bags (÷ 0.5 ft³)

These figures update automatically as you change the calculator above.

Gravel coverage by depth (per cubic yard)

Approximate coverage of one cubic yard of gravel at common depths.

Approximate coverage of one cubic yard of gravel at common depths.
DepthCoverage per yd³Relative coverage
1" 324 sq ft
100%
2" 162 sq ft
50%
3" 108 sq ft
33%
4" 81 sq ft
25%
6" 54 sq ft
17%
3 in
3"

At 3 inches deep, one cubic yard of gravel covers 108 sq ft.

Cubic Yards FAQs

How do I calculate cubic yards of gravel?
Cubic yards = (length ft × width ft × depth ft) ÷ 27. For 20 × 10 ft at 4 inches deep, that's about 2.5 cubic yards.
How many square feet does a cubic yard of gravel cover?
One cubic yard covers 324 sq ft at 1 inch, 108 sq ft at 3 inches, and 81 sq ft at 4 inches deep.
How do I convert cubic feet to cubic yards?
Divide cubic feet by 27, since one cubic yard equals 27 cubic feet.
How many cubic yards are in a ton of gravel?
Roughly 0.71 cubic yards, since gravel weighs about 1.4 tons per cubic yard.

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