How much topsoil for 1,000 square feet?
At 4 inches deep, 1,000 square feet needs 12.3 cubic yards of topsoil, or about 445 bags (0.75 cu ft (40 lb) each).
Topsoil weighs about 1.1 tons per cubic yard, more when wet.
| Depth | Cubic yards | 0.75 cu ft (40 lb) bags | 1 cu ft bags | Tons |
|---|---|---|---|---|
| 2 in | 6.17 | 223 | 167 | 6.79 |
| 4 in | 12.3 | 445 | 334 | 13.58 |
| 6 in | 18.5 | 667 | 500 | 20.37 |
1 cubic yard = 27 cubic feet. Bulk delivery is usually cheaper than bags above about 1 to 2 cubic yards.