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3/4" Gravel Calculator

Estimate how much 3/4 inch gravel you need for driveways, patios and paver bases. Enter your area and depth for cubic yards and tons.

3/4" Gravel Calculator

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tons
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cubic yards
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bags (0.5 ft³)
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3/4" Gravel Calculator, live preview
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Enter values to see your estimate.

How to Calculate 3/4" 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.

3/4 inch gravel coverage

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.

3/4 Inch Gravel FAQs

How much 3/4" gravel do I need?
Multiply area by depth and divide by 27 for cubic yards. 3/4-inch stone weighs about 1.4 tons per cubic yard.
Is 3/4" gravel good for a driveway?
Yes, 3/4-inch crushed stone is a popular driveway and base material because it compacts well and drains freely.
What is 3/4" gravel used for?
Driveways, paver and shed bases, drainage trenches, and as coarse aggregate in concrete.
How deep should the layer be?
Use 4 inches for driveways and 4–6 inches for a compacted base under pavers or slabs.

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