Pea gravel calculator
Estimate pea gravel for patios, paths and play areas. Returns yards, tons, bags and cost.
Short answer: cu yd = (L × W × depth/12) ÷ 27. Tons = cu yd × 1.35. Bag ≈ 0.5 cu ft. 12 × 10 ft × 2" = 20 cu ft ≈ 0.74 cu yd ≈ 1 ton = 40 bags. Enter your measurements above and the pea gravel calculator returns the quantity, unit conversions and an estimated cost instantly, in imperial or metric — no sign-up needed.
What do you need to measure?
What is the answer?
Cubic yards
0.74
Tons
1.00
≈ 1.35 t/yd³
0.5 cu ft bags
40
$45
How does the pea gravel calculator work?
cu yd = (L × W × depth/12) ÷ 27. Tons = cu yd × 1.35. Bag ≈ 0.5 cu ft.
What does a worked example look like?
12 × 10 ft × 2" = 20 cu ft ≈ 0.74 cu yd ≈ 1 ton = 40 bags.
What do people ask most?
›How deep for a pea gravel patio?
2" over 2" of compacted base; use edging so the stones stay put.
›Is pea gravel good for playgrounds?
Yes — 6–12" deep provides fall protection to about 5 ft.
Which yard & landscape calculator should you use next?
Where can you learn more?
Read field notes on estimating and materials, or browse every calculator we make.