Gravel for a 12×30 area
4.44 cubic yards (6.2 tons)
of gravel for 360 sq ft at 4 inches deep. Add about 5% for compaction and spillage.
A 12×30 foot area is 360 square feet. Use 2 to 3 inches for a path or decorative cover, 4 inches for a patio, shed or slab base, and 6 to 8 inches (in layers) for a driveway or parking pad.
Gravel for 12×30 by depth
| Depth | Cubic yards | Tons | 50 lb bags |
|---|---|---|---|
| 2 in | 2.22 | 3.1 | 125 |
| 3 in | 3.33 | 4.7 | 187 |
| 4 in | 4.44 | 6.2 | 249 |
| 6 in | 6.67 | 9.3 | 374 |
| 8 in | 8.89 | 12.4 | 498 |
| 12 in | 13.33 | 18.7 | 747 |
How it’s worked out
- 30 × 12 × 4 in ÷ 12 = 120 cu ft.
- 120 ÷ 27 = 4.444 cu yd.
- 4.444 × 1.4 tons per yard = 6.22 tons.
Change the numbers
Other area sizes
- 10×30 area
- 12×25 area
- 12×24 area
- 15×30 area
- 8×30 area
- 12×20 area
- 12×40 area
- 16×30 area
- 12×16 area
- 6×30 area
- 12×15 area
- 12×12 area
Questions
- How much gravel do I need for a 12×30 area?
- 4.44 cubic yards (about 6.2 tons) at 4 inches deep, and 6.67 cubic yards (9.3 tons) at 6 inches.
- How many tons of gravel for 12×30?
- About 6.2 tons at 4 inches, assuming 1.4 tons per cubic yard. Crushed stone with fines can weigh up to 1.5 tons a yard.
- How many bags of gravel for 12×30?
- About 249 bags of 50 lb at 4 inches deep. Above a ton or so, bulk delivery is much cheaper.
- How much does gravel for 12×30 cost?
- About $311 at $50 a ton for a 4 inch layer, before delivery. Prices range from about $15 to $75 a ton depending on stone type.