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Mulch for 150 sq ft
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1.39 yd³
Mulch for 150 ft² at 3 in deep · 19 × 2 ft³ bag
Mulch for 150 ft² by depth
| Depth | yd³ | ft³ | Bags | Bulk / bagged cost |
|---|---|---|---|---|
| 2 in | 0.93 | 25.0 | 13 | $37 / $58 |
| 3 in | 1.39 | 37.5 | 19 | $56 / $86 |
| 4 in | 1.85 | 50.0 | 25 | $74 / $112 |
2–3 in is the usual depth for beds; 4 in for paths and weed suppression. Keep mulch a few inches away from tree trunks.
How it is calculated
Volume = area × depth: 150 ft² × (3 ÷ 12) ft = 37.5 ft³; ÷ 27 = 1.39 yd³. 150 ft² is, for example, a 12.2 × 12.2 ft square or a 15 × 10 ft strip.
FAQ
How much mulch do I need for 150 square feet?
At 3 in deep, 150 ft² needs 1.39 cubic yards (37.5 ft³) – about 19 × 2 ft³ bag.
Is it cheaper to buy mulch in bulk or bags for 150 sq ft?
At typical prices ($40/yd³ bulk vs $4.50 per bag) bulk costs about $56 versus $86 in bags, before delivery. Bulk delivery usually wins above about 1 cubic yard.
Other areas: 75 ft² · 100 ft² · 120 ft² · 200 ft² · 250 ft² · 300 ft² · all areas · mulch calculator
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