Mulch Calculator › 20×20 bed
Mulch for a 20×20 Bed at 3 inches
A 20×20 bed (400 sq ft) at 3 inches needs about 3.7 cubic yards of mulch — roughly $141. See the full breakdown.
You need
3.7 cu yd
Estimated material cost $141
Area
400 sq ft
Volume
100.0 cu ft
2-cu-ft bags
50
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Adjust for your project
You need
3.7 cu yd
Estimated material cost $141
Area
400 sq ft
Volume
100.0 cu ft
2-cu-ft bags
50
Based on $38 per cuyd national average. Enter your local price for an exact quote. Estimate only.