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Topsoil calculator for Wyoming

Figure cubic yards for lawns, planting beds, and finish grading, with depth guidance that sets the order quantity.

Enter your project dimensions

ft
Enter a length greater than 0
ft
Enter a width greater than 0
ft
Enter a diameter greater than 0
in
Enter a depth between 0.25 and 24 inches

Start by setting the use and depth, since depth changes the order faster than square footage. At 4-inch depth, a 1,000-square-foot lawn takes 12 cubic yards, but a half-inch topdressing uses only 1.5 yards. Enter the area and selected depth to calculate cubic yards, how topsoil is sold, along with tons at about 2,200 lb per dry yard. Our screened topsoil has rocks, roots, and clods removed, leaving less cleanup after it is spread.

Set depth, then calculate

  • Keep grass blades showing by raking in a 1/4 to 1/2 inch lawn topdressing.
  • Before overseeding: spread 1/2 to 1 inch.
  • New seeded or sodded lawn: place 4-6 inches over a loosened subgrade.
  • Flower beds: use 6 inches and blend it into the soil underneath.
  • Raised vegetable beds: allow 12 inches, but use a garden-soil blend for beds instead (see the Soil Calculator).
  1. Calculate the area in feet, then select a depth from the choices above.
  2. Convert cubic feet to cubic yards by dividing by 27, then multiply yards × 1.1 for tons. The calculator runs those figures and applies 5% when the allowance remains selected.
Cubic yards = (Area sq ft × Depth in ÷ 12) ÷ 27
Tons = cubic yards × 1.1

Coverage by depth

Depth1 cubic yard covers5 yards cover
1/2 inch topdress648 sq ft3,240 sq ft
2 inches162 sq ft810 sq ft
4 inches81 sq ft405 sq ft
6 inches54 sq ft270 sq ft
ProjectTypical sizeDepthVolumeWeight
New lawn, seed or sod1,000 sq ft4"12.3 yd³13.6 tons
Lawn topdressing2,000 sq ft0.5"3.1 yd³3.4 tons
New flower bed15 x 4 ft6"1.1 yd³1.2 tons
Patch repairs around the yard≈ 150 sq ft2"0.9 yd³1 tons
Finish grade over fill600 sq ft4"7.4 yd³8.1 tons

Example calculation: 1,000 square feet for a new lawn

For 4 inches, 1,000 x 0.333 = 333 cubic feet = 12.3 cubic yards, which is around 13.5 tons on the truck. Ordering 12.5 to 13 yards leaves a little for edges and low corners. Where the subgrade needs height, build that first with fill dirt and save topsoil for the upper 4 inches where roots grow.

Screened topsoil and load checks

Natural topsoil is the surface layer where organic matter is active. Screening runs the material through mesh to separate out stones, roots and clods. Screened topsoil should look dark, feel crumbly in your hand and have an earthy forest-floor smell, not a swamp smell. Press a damp handful together: it should make a loose ball that breaks apart when poked. A smooth, slick ribbon points to heavy clay, while material that will not ball is mostly sand. Gray color or a sour odor indicates wet, airless storage, and visible rhizomes can carry weeds. Before spreading anything questionable, photograph it and call us so it can be addressed.

Spread it right the first time

  • Before placing topsoil, work the subgrade loose for an inch. Put four inches over sealed clay and water will sit there like a plugged bathtub.
  • From the house, establish a 6-inch drop across the first 10 feet.
  • Settle the soil gently instead of stomping it. A footprint in properly firmed topsoil should press down about half an inch.
  • Set delivery for the week you plan to spread the material. A pile hit by rain can weigh a third more per shovel, and it will smear rather than rake cleanly.

Understanding topsoil quantities

How much topsoil should I use for a new lawn?
For a 4 to 6 inch layer, allow 1.25 to 1.85 cubic yards per 100 square feet. On a 1,000-square-foot lawn, that works out to 12 to 18 yards; use the calculator for the exact quantity.
What does a yard of topsoil weigh?
A dry yard weighs about 2,200 lb, equal to 1.1 tons. After soaking, that yard may exceed 2,700 lb. Material is purchased by volume, so weather does not affect its coverage.
What is the price of a yard of topsoil?
See the current delivered per-yard price on our Top Soil product page. For comparison, a bulk yard is about 36 bags of 40 lb each. Compare the delivered yard price with the shelf total for 36 bags.
What area will a yard of topsoil cover?
At 3 inches, one yard covers 108 square feet; at 4 inches, it covers 81 square feet; at 6 inches, 54 square feet. A half-inch topdressing covers 648 square feet.
What does topsoil mean?
Natural topsoil forms the upper soil layer, generally the first 5 to 12 inches, where soil life and organic matter collect. Screening removes debris and rock before sale. Underneath is subsoil, which is sold as fill dirt for structural work.
Can topsoil go on top of grass?
Use no more than a half inch as a topdressing so the grass can grow through. For grade increases over an inch, remove or kill the turf before adding soil. Sod left underneath breaks down unevenly and may leave lumps in the new lawn for a year.
For beds, topsoil or garden soil?
Garden soil works for beds because it blends compost into topsoil. Use plain screened topsoil for lawn work and grading. The Soil Calculator handles blended materials and raised-bed quantities.
Should I till before placing topsoil?
Loosen the old surface to an inch deep or more. That ties the layers together, letting water and roots move across the transition instead of stopping there.

Finished with the lawn calculation? Arrange soil delivery.

Order screened topsoil by the cubic yard with free delivery in Wyoming.

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