Compost calculator
PROCompost quantity for beds, lawns and gardens.
Inputs
Result
Cubic yards
1.23
1 cu ft bags
34
Est. cost
$56
The formula
cu yd = (L × W × depth/12) ÷ 27.
Worked example
20 × 10 ft × 2" = 33 cu ft ≈ 1.23 cu yd.
Frequently asked
›Topdress depth?
¼–½" over lawns; 1–2" mixed into beds.