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15 Cubic Yards of Pea Gravel in Tons

15 cubic yards of pea gravel in tons works out to about 21.0 tons using a planning weight of 1.4 tons per yard. Real loads land between roughly 19.5 and 22.5 tons depending on stone size, fines and moisture. That is about 42,000 pounds.

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The conversion

  • Yards × tons per yard: 15 × 1.4 = 21.0 tons.
  • Low end: 15 × 1.3 = 19.5 tons.
  • High end: 15 × 1.5 = 22.5 tons.

The scale ticket on delivery day is the final word on weight.

What 15 yards covers

DepthSquare feet
2 in2,430
3 in1,620
4 in1,215

About pea gravel

Pea gravel is small, rounded stone, usually around 3/8 inch. It is comfortable to walk on and drains well, but it shifts under car tires and needs a solid edge to stay put.

Hauling 15 yards

At about 21.0 tons, this is more than one typical truckload. A pickup is a poor fit for anything past a fraction of a yard; see how much gravel a half-ton pickup can carry.

Before you order

  • Confirm whether the yard prices pea gravel by the ton or by the yard.
  • Add about 10 percent for compaction and uneven ground.
  • Clear a firm spot for the truck to dump.

The volume and tonnage calculator converts any area and depth into yards and tons.

Where pea gravel fits

Works well for:

  • Patios, walkways and dog runs
  • Play areas with proper depth and edging
  • Drainage around foundations when sized properly

Poor fit for:

  • Driveways and steep paths, where it rolls and ruts
  • Under pavers as a base
  • Areas without edging

Quick reference numbers

  • Per inch over 100 sq ft: about 0.43 tons of pea gravel (0.31 cubic yards).
  • Per inch over 1,000 sq ft: about 4.3 tons.
  • Another size for comparison: a 14x28 area at 2 inches takes about 3.4 tons.
  • Weight used here: about 1.4 tons per cubic yard.

Where estimates go wrong

  • Using inches as if they were feet. Depth has to be divided by 12 before you multiply; skipping that step inflates the order twelvefold.
  • Forgetting that compaction shrinks loose material. A loose 4-inch spread of a dense-graded stone may finish closer to 3 inches after rolling.
  • Assuming every supplier uses the same weight. Two yards selling the same product name can quote different tons per yard.
  • Ordering exactly the math. Uneven ground and spillage nearly always need a little more than the flat calculation.

Questions people ask

How many tons is 15 yards of pea gravel?

About 21.0 tons, with a typical range of 19.5 to 22.5.

How many pounds is 15 cubic yards of pea gravel?

About 42,000 pounds.

How much area does 15 yards of pea gravel cover at 3 inches?

About 1,620 square feet.

Why does pea gravel weight vary?

Stone size, the share of fines and moisture all change how much a yard weighs.

Is it better to buy by the ton or the yard?

Either works; just convert with the supplier’s own weight per yard so the two quotes compare fairly.

Related guides

Open the volume and tonnage calculator → Asphalt tonnage calculator →

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