Gravel for a 20×100 area
24.69 cubic yards (34.6 tons)
of gravel for 2000 sq ft at 4 inches deep. Add about 5% for compaction and spillage.
A 20×100 foot area is 2000 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 20×100 by depth
| Depth | Cubic yards | Tons | 50 lb bags |
|---|---|---|---|
| 2 in | 12.35 | 17.3 | 692 |
| 3 in | 18.52 | 25.9 | 1038 |
| 4 in | 24.69 | 34.6 | 1383 |
| 6 in | 37.04 | 51.9 | 2075 |
| 8 in | 49.38 | 69.1 | 2766 |
| 12 in | 74.07 | 103.7 | 4149 |
How it’s worked out
- 100 × 20 × 4 in ÷ 12 = 666.67 cu ft.
- 666.67 ÷ 27 = 24.691 cu yd.
- 24.691 × 1.4 tons per yard = 34.57 tons.
Change the numbers
Other area sizes
- 16×100 area
- 24×100 area
- 15×100 area
- 25×100 area
- 12×100 area
- 20×60 area
- 10×100 area
- 20×50 area
- 30×100 area
- 8×100 area
- 20×40 area
- 6×100 area
Questions
- How much gravel do I need for a 20×100 area?
- 24.69 cubic yards (about 34.6 tons) at 4 inches deep, and 37.04 cubic yards (51.9 tons) at 6 inches.
- How many tons of gravel for 20×100?
- About 34.6 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 20×100?
- About 1383 bags of 50 lb at 4 inches deep. Above a ton or so, bulk delivery is much cheaper.
- How much does gravel for 20×100 cost?
- About $1,728 at $50 a ton for a 4 inch layer, before delivery. Prices range from about $15 to $75 a ton depending on stone type.