How much sand for 400 square feet?
At 2 inches deep, 400 square feet needs 2.47 cubic yards of sand, or about 134 bags (0.5 cu ft (50 lb) each).
Dry sand weighs about 1.35 tons per cubic yard.
| Depth | Cubic yards | 0.5 cu ft (50 lb) bags | Tons |
|---|---|---|---|
| 1 in | 1.23 | 67 | 1.67 |
| 2 in | 2.47 | 134 | 3.33 |
| 3 in | 3.70 | 200 | 5.00 |
1 cubic yard = 27 cubic feet. Bulk delivery is usually cheaper than bags above about 1 to 2 cubic yards.