How Many Bales of Hay Are in a Ton?

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Bales of hay vary in size from 40 to 2,000 pounds. A three-string bale weighs around 100 pounds, and there are approximately 20 three-string bales in a ton. Round bales weigh 850 to 1,100 pounds, and there are 2.4 to 1.8 round bales per ton.