How much topsoil for 250 square feet?
At 4 inches deep, 250 square feet needs 3.09 cubic yards of topsoil, or about 112 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 | 1.54 | 56 | 42 | 1.70 |
| 4 in | 3.09 | 112 | 84 | 3.40 |
| 6 in | 4.63 | 167 | 125 | 5.09 |
1 cubic yard = 27 cubic feet. Bulk delivery is usually cheaper than bags above about 1 to 2 cubic yards.