Limestone Calculator
Crushed limestone tonnage for driveways and beds.
Enter your values
ⓘ Live results
Results
- Limestone needed
- 6 tons
- Cubic yards
- 4.44 yd³
- Coverage at this depth
- 480 sq ft
- Estimated cost
- $240.00
Quick answer
Crushed limestone weighs about 2,700 lb per cubic yard, so multiply area by depth in feet, divide by 27, then multiply by 1.35 for tons.
tons = ft³ ÷ 27 × 1.35
How to use the Limestone Calculator
- 1Enter the length and width of the area.
- 2Set the depth — 2–3 in for topping, 4+ in for a base.
- 3Enter your quarry price per ton.
Worked example
Using the values the calculator loads with:
Inputs
- Length40 ft
- Width12 ft
- Depth3 in
- Price per ton40 $
Results
- Limestone needed6 tons
- Cubic yards4.44 yd³
- Coverage at this depth480 sq ft
- Estimated cost$240.00
Frequently asked questions
What size limestone is best for a driveway?
#57 stone for drainage over a #2 or crusher-run base; #8 or screenings make a smoother top layer.
How much area does a ton of limestone cover?
Roughly 80 sq ft at 2 inches deep, or 60 sq ft at 3 inches.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.