How many tons of sand in 1 acre 10 feet deep?

To find the weight of sand in 1 acre at a depth of 10 feet, first calculate the volume. An acre is 43,560 square feet, so 1 acre at 10 feet deep has a volume of 435,600 cubic feet. Sand typically weighs about 100 pounds per cubic foot, so the total weight is approximately 43,560,000 pounds. Dividing by 2,000 gives about 21,780 tons of sand.