How much gravel for 500 square feet?
At 3 inches deep, 500 square feet needs 4.63 cubic yards of gravel, or about 250 bags (0.5 cu ft (50 lb) each).
Crushed stone weighs about 1.4 tons per cubic yard; it varies by stone type.
| Depth | Cubic yards | 0.5 cu ft (50 lb) bags | Tons |
|---|---|---|---|
| 2 in | 3.09 | 167 | 4.32 |
| 3 in | 4.63 | 250 | 6.48 |
| 4 in | 6.17 | 334 | 8.64 |
1 cubic yard = 27 cubic feet. Bulk delivery is usually cheaper than bags above about 1 to 2 cubic yards.