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How Much Does 25 Tons of Pea Gravel Cover?

How much does 25 tons of pea gravel cover depends on how deep you spread it. At about 1.4 tons per cubic yard, 25 tons is roughly 17.9 cubic yards. Spread 3 inches deep, that covers about 1,929 square feet. Go thinner and it covers more; go deeper and it covers less.

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How the coverage is figured

  1. Tons to cubic yards: 25 ÷ 1.4 = 17.9 yd³.
  2. Cubic yards to cubic feet: × 27 = 482 cu ft.
  3. Divide by depth in feet: at 3 inches (0.250 ft), 482 ÷ 0.250 = 1,929 sq ft.

Coverage of 25 tons at different depths

DepthSquare feet coveredSquare yards
2 in2,893321
3 in1,929214
4 in1,446161

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. Weight runs about 1.3 to 1.5 tons per cubic yard, so treat the table as a planning range rather than an exact figure.

Putting 25 tons to use

For delivery, 25 tons means multiple trips or a larger truck. Ask the supplier how they will split it. Spread from the pile with a loader, skid steer or wheelbarrow, then rake to depth before compacting if the material calls for it.

  • Check depth as you go. Stakes marked at the target depth help keep the spread even.
  • Expect some loss. Compaction and uneven ground use more than the flat-math figure. Keep about 10 percent in reserve.
  • Ask about moisture. Wet material weighs more, so a ton of it covers less.

To run your own numbers, use the volume and tonnage calculator.

Where pea gravel fits

Best suited to:

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

Less suited to:

  • 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 20x25 area at 4 inches takes about 8.6 tons.
  • Weight used here: about 1.4 tons per cubic yard.

Mistakes that throw off the order

  • Ordering exactly the math. Uneven ground and spillage nearly always need a little more than the flat calculation.
  • Using inches as if they were feet. Depth has to be divided by 12 before you multiply; skipping that step inflates the order twelvefold.
  • Skipping drainage. Water sitting under any surface softens the base and leads to ruts and potholes.
  • Forgetting that compaction shrinks loose material. A loose 4-inch spread of a dense-graded stone may finish closer to 3 inches after rolling.

Questions people ask

How many cubic yards is 25 tons of pea gravel?

About 17.9 cubic yards at 1.4 tons per yard.

How many square feet does 25 tons of pea gravel cover at 3 inches?

About 1,929 square feet.

How many square feet does 25 tons cover at 2 inches?

About 2,893 square feet.

How much does a yard of pea gravel weigh?

About 1.3 to 1.5 tons.

Will 25 tons fit in one truck?

It depends on the truck. Single-axle dump trucks often carry under 10 tons and tandems around 13 to 16; your supplier will know their limits.

Related guides

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