Fertilizer & Soil
Compost Calculator
Determine how much compost you need based on area, desired depth, and compost density.
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Fill in the fields below, then click Calculate.
sq ft
inches
lbs/cu yd
Typical compost weighs 800-1200 lbs per cubic yard
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Tips & Best Practices
- Apply 1-3 inches of compost for garden beds, 0.25-0.5 inches for lawns.
- Well-aged compost has a finished, earthy smell with no recognizable materials.
- Incorporate compost into the top 6-12 inches of soil for best results.
- Compost improves both sandy and clay soils by improving water retention and drainage.