Gravel for a 25×100 area

30.86 cubic yards (43.2 tons)

of gravel for 2500 sq ft at 4 inches deep. Add about 5% for compaction and spillage.

A 25×100 foot area is 2500 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 25×100 by depth

DepthCubic yardsTons50 lb bags
2 in15.4321.6865
3 in23.1532.41297
4 in30.8643.21729
6 in46.364.82593
8 in61.7386.43457
12 in92.59129.65186

How it’s worked out

  1. 100 × 25 × 4 in ÷ 12 = 833.33 cu ft.
  2. 833.33 ÷ 27 = 30.864 cu yd.
  3. 30.864 × 1.4 tons per yard = 43.21 tons.

Change the numbers

Gravel needed

30.86 cubic yards

About 45.37 tons with 5% extra for compaction and spillage.

Area2,500 sq ft
Cubic yards30.86
Order (with extra)32.41 cu yd
Tons45.37 (about $2,269)
50 lb bags1815

Other area sizes

Questions

How much gravel do I need for a 25×100 area?
30.86 cubic yards (about 43.2 tons) at 4 inches deep, and 46.3 cubic yards (64.8 tons) at 6 inches.
How many tons of gravel for 25×100?
About 43.2 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 25×100?
About 1729 bags of 50 lb at 4 inches deep. Above a ton or so, bulk delivery is much cheaper.
How much does gravel for 25×100 cost?
About $2,160 at $50 a ton for a 4 inch layer, before delivery. Prices range from about $15 to $75 a ton depending on stone type.

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