Tools · Material Calculator
Gravel Calculator — How Much Do I Need?
Estimate how much gravel, sand, limestone, or topsoil your project needs. Enter the area and depth and we’ll calculate cubic yards and approximate tons — then order the closest amount for pickup or delivery in Midland, MI.
Material calculator
Coverage examples
A few quick references at common depths:
- 10′ × 20′ driveway @ 4" ≈ 2.5 cubic yards (~3.5 tons of limestone)
- 100 sq ft bed @ 3" ≈ 0.9 cubic yards
- 1 cubic yard covers ~100 sq ft at 3 inches deep
Estimates use typical material densities; actual tonnage varies by product and moisture.
Popular materials
Order any of these for pickup at our Midland yard or local delivery.
1 1/2" x 4" Field StoneAggregate & Stone1 1/2" x 4" Field Stone is smooth, rounded natural stones (ranging from 1.5" to 4" in diameter) great for decorative landscaping, garden beds, pathways, dry creek beds, erosion control on slopes, or as mulch around plants and trees. It adds a clean, riverView & order →1" Limestone - Clear (6AA)Aggregate & Stone6AA Limestone is a clean, crushed limestone (about 3/4" to 1" size) great for drainage projects, septic systems, French drains, backfilling retaining walls, or as a base under concrete/pavers where good flow-through is needed. It drains fast and stays staView & order →1" River RockAggregate & Stone1" River Rock is smooth, rounded natural stone (about 1 inch size) great for decorative landscaping, garden beds, pathways, water features, dry creek beds, or as mulch around plants and trees. It adds a clean, natural look while draining well and stayingView & order →1" x 2" River RockAggregate & Stone1" x 2" River Rock - 4A is smooth, rounded natural stones (about 1 to 2 inches) great for decorative landscaping, garden beds, pathways, dry creek beds, erosion control on slopes, or as mulch around plants and trees.View & order →18" - 36"+ BouldersAggregate & Stone18" - 36" Boulders are large, natural stones (about 18 to 36 inches across) great for creating focal points in the yard, building retaining walls, controlling erosion on slopes, accenting gardens, or adding dramatic rock features like borders and water feView & order →21AA Crushed ConcreteAggregate & Stone21AA Crushed Concrete is recycled crushed concrete (1-1/2" down to fines) great for strong bases under driveways, parking areas, sheds, patios, or roads. It compacts tight for excellent stability, handles heavy loads well, and is a budget-friendly, eco-frView & order →22A/23A Limestone - 1" MinusAggregate & Stone22A / 23A Stonemix is crushed limestone gravel (about 1" down to fines) great for driveways, road base, parking areas, walkways, and stable unpaved spots around your home. It packs down hard for a tough, long-lasting surface that handles cars, trucks, andView & order →4" x 8" Field StoneAggregate & Stone4" x 8" Field Stone is larger, rounded natural stones (about 4" to 8" in diameter) great for erosion control on slopes or ditches, lining drainage areas, building low retaining walls, accenting gardens, or creating bold rock borders and water features. ItView & order →
Frequently asked questions
How much gravel do I need?
Multiply length × width × depth (in feet) and divide by 27 to get cubic yards. The calculator above does this for you and converts to approximate tons.
How many tons are in a cubic yard of gravel?
Roughly 1.4 tons per cubic yard for crushed limestone, ~1.35 for sand, and ~1.1 for screened topsoil.
Can I order the exact amount I calculate?
Yes — round up slightly and order pickup or delivery online, or call (989) 832-0500 and we’ll help.
Ready to order?
Order sand, gravel, topsoil, and stone online, or call us and we’ll help you size the job.