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Mulch Calculator
Calculate cubic yards and bags of mulch needed for garden beds and landscaping. Accounts for desired depth and area.
Cubic Feet
33.33 cu ft
Cubic Yards
1.23 cu yd
80-lb Bags
47 bags
60-lb Bags
62 bags
How to Use the Mulch Calculator
Enter your values above for an instant result. This tool uses verified formulas and is optimised for users in USA, Canada, UK, Australia. All calculations happen in your browser — your data is never sent to our servers.
Frequently Asked Questions
How much mulch do I need for 100 square feet?
At 3 inches deep: 100 sq ft × 0.25 ft = 25 cubic feet = 0.93 cubic yards ≈ 1 cubic yard.