How much landscape rock for 150 square feet?
Covering 150 sq ft with rock 2 inches deep takes 0.97 cubic yards — about 1.26 tons of river rock (5% extra included).
Change the numbers
The calculator below is pre-filled for this project. Adjust any value — including feet and inches — and the results update instantly.
Weights per cubic yard are typical; ask your landscape yard for theirs.
Your results
Rock needed1.26 tons
Volume0.97 cu yd
Weight2,528 lb
0.5 cu ft bags53
Rock for 150 sq ft by depth
| Depth | Cubic yards | Tons (river rock) | Tons (lava rock) |
|---|
| 2 in | 0.97 | 1.26 | 0.49 |
| 3 in | 1.46 | 1.9 | 0.73 |
| 4 in | 1.94 | 2.53 | 0.97 |
The math
150 × 2 in ÷ 12 × 1.05 = 26.3 cu ft = 0.97 cu yd
× 1.3 tons/yd³ = 1.26 tons
Common questions
How many tons of river rock for 150 sq ft?
About 1.26 tons at 2 inches deep.
Want the full method, tips and other sizes? See the landscape rock calculator guide.
Last reviewed November 1, 2026. Results are estimates — confirm with your supplier.
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