Free material quantity calculators
How much material do you actually need?
Free, instant calculators for concrete, gravel, mulch, topsoil, sand, paver base, asphalt, and sod. Enter your dimensions — get the exact quantity to order, in bags, tons, cubic yards, or rolls, with every step of the math shown.
Enter dimensions, get the order
Length, width, depth — and the exact amount to buy.
01
Measure
02
Calculate
03
Order right
Standard industry factors
Shows its math
Adds waste automatically
Works on your phone at the yard
Pick a material
Start with what you are ordering.
Each card shows a typical result. Open one, enter your own dimensions, and get the exact quantity.
Concrete Calculator
10 × 10 ft slab at 4 in
1.36 cubic yards
Gravel Calculator
20 × 10 ft driveway at 4 in
3.8 tons
Mulch Calculator
200 sq ft bed at 3 in
2.04 cubic yards
Topsoil Calculator
200 sq ft area at 4 in
2.72 cubic yards
Sand Calculator
100 sq ft area at 2 in
0.9 tons
Paver Base Calculator
12 × 10 ft patio, 4 in base + 1 in sand
2.8 tons
Asphalt Calculator
60 × 10 ft driveway at 3 in
12 tons
Sod Calculator
50 × 10 ft lawn
525 square feet
Fill Dirt Calculator
200 sq ft area at 6 in
5.1 tons
Decomposed Granite Calculator
120 sq ft path at 3 in
1.7 tons
River Rock Calculator
150 sq ft bed at 3 in
2.1 tons
Riprap Calculator
200 sq ft slope at 12 in
12.2 tons
Road Base Calculator
200 sq ft driveway at 6 in
5.7 tons
Crushed Concrete Calculator
200 sq ft base at 5 in
4.6 tons
Pea Gravel Calculator
150 sq ft path at 2 in
1.4 tons
Lava Rock Calculator
150 sq ft bed at 3 in
1.1 tons
Compost Calculator
200 sq ft bed at 2 in
0.7 tons
Stone Dust Calculator
120 sq ft patio at 1 in
0.6 tons
Flagstone Calculator
120 sq ft patio, 1.5 in stone
1.2 tons
Mortar Calculator
500 standard bricks
17 bags
Rebar Calculator
10 × 10 ft slab, #4 at 12 in
242 linear feet
Order the right amount the first time
The number you came for — and the math behind it.
Materials Calculator helps you order the right amount the first time. Each tool takes the measurements you already have — length, width, and depth — and returns the quantity in the unit the supplier sells: cubic yards and bags for concrete, tons for gravel and asphalt, bags for mulch, rolls and pallets for sod. Every result adds a waste allowance you control and shows the full calculation, so you can check it before you buy.