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How Much Crushed Stone for a 10 Foot Circle?

Round areas such as fire pit patios, tree rings and seating circles use less stone than a square of the same width. A 10-foot circle is about 78.5 square feet; at 4 inches that is 1.4 tons of crushed stone.

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The math

  1. Area: 78.5 sq ft.
  2. Depth in feet: 4 ÷ 12 = 0.333 ft.
  3. Cubic yards: 78.5 × 0.333 ÷ 27 = 0.97 yd³.
  4. Tons: × about 1.4 tons per yard = 1.4 tons.

The crushed stone calculator does this for any size.

Crushed stone needed by depth

DepthCubic yardsTons of crushed stoneTons +10%
2 in0.480.70.7
3 in0.731.01.1
4 in0.971.41.5
6 in1.452.02.2

Where round stone areas work

Circles show up around fire pits, under swing sets, around trees and as seating areas. Steel or paver edging keeps the round shape crisp and holds loose stone in place. Do not pile stone against tree trunks; leave a gap at the base.

Ordering and delivery

If you haul it yourself, a typical half-ton pickup should carry only about half a cubic yard of stone, well under what the bed looks like it can hold. Crushed stone has angular faces that lock together under a compactor, which is why it holds a pad shape. Ask your supplier for their own tons-per-yard number, since stone source and moisture change it.

Common mistakes

People often forget that compaction reduces volume, so they come up short. Others order clean, round stone where a packable crushed stone with fines would have stayed put. Finally, dumping the whole load in one pile far from the work area adds hours of wheelbarrow trips.

Planning the cost

Quarries and landscape suppliers set their own prices, and they change by region and season. Get the price per ton, the delivery fee and the minimum order. If two products will both work, compare cost per square foot at your depth rather than cost per ton.

Questions people ask

How many tons of crushed stone for a 10 ft circle?

About 1.4 tons at 4 inches deep.

How many square feet is a 10 foot circle?

About 78.5 square feet.

How many tons of crushed stone are in a cubic yard?

Roughly 1.4 tons for planning, but suppliers vary with stone size and moisture.

Should I put landscape fabric under the stone?

On soft or clay soil, a woven geotextile keeps stone from sinking into the dirt and makes the layer last longer.

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