How Much Mulch for 100 Square Feet?
Covering 100 sq ft with mulch 2 inches deep takes 0.62 cubic yards — that's about 9 bags (2 cu ft each), or cheaper bought in bulk. Change the depth or area below for your beds.
Mulch needed
0.62 cu yd
Bed area
100 sq ft
Mulch needed
0.62 cubic yards17 cubic feet at 2" deep
2-cu-ft bags
9 bagsbagged mulch is sold in 2 cu ft bags
Bulk cost (est.)
$28~$45/CY delivered vs $36 bagged
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How this is calculated
Mulch volume = bed area × depth. We convert cubic feet to cubic yards for bulk delivery and to 2-cu-ft bags for the bagged option, so you can compare cost both ways.