800 sq ft: mulch by depth
| Depth | Cu ft | Cu yd | 2 cu ft bags |
|---|---|---|---|
| 1″ | 66.7 | 2.47 | 34 |
| 2″ | 133.3 | 4.94 | 67 |
| 3″ | 200.0 | 7.41 | 100 |
| 4″ | 266.7 | 9.88 | 134 |
Worked example
800 sq ft × 3 in ÷ 12 = 200.0 cu ft = 7.41 cubic yards. In 2 cu ft bags that is 100 bags; in 3 cu ft bags, 67. Bulk delivery by the yard is usually cheaper at this volume; compare local prices.
Frequently asked questions
How many bags of mulch for 800 sq ft?
100 bags of 2 cu ft at 3 inches deep.