hundredweight

Imagine a farmer bringing a harvest to market: apples, potatoes, wool, or hay. These goods are not usually weighed in single pounds. For large amounts, people may use a unit called hundredweight, written as "cwt." In the United States, it means 100 pounds, but in the United Kingdom it can mean 112 pounds. It is an older measure, yet it still appears in farming, animal feed, and some raw-material trades. You might hear that someone sold "50 cwt of hay," which in the US means 5,000 pounds. It is not common in daily shopping, but it still helps people talk about large, heavy amounts of goods.

The term hundredweight (often abbreviated as "cwt") is a unit of weight traditionally equal to 100 pounds (approximately 45.36 kilograms) in the United States. Its history stretches back centuries, originating in England as a standard measurement for wool and other agricultural commodities. It serves as a way to simplify weighing large amounts—instead of saying "250 pounds of wheat," a trader might say "two and a half hundredweight."

While the metric system is now the global standard, the hundredweight persists in specific industries, particularly agriculture in North America and the United Kingdom. It is commonly used for pricing and selling livestock, hay, grain, and wool. You will also find it occasionally employed in the trade of raw materials like coal or steel.

There are actually two different versions of this unit! The short hundredweight (common in the US) is exactly 100 pounds. However, the long hundredweight, used primarily in the UK and some Commonwealth nations, is 112 pounds. This discrepancy stems from the old British stone measurement system (8 stone per hundredweight), and it is important to clarify which version is being used to avoid costly mistakes in trade.

Today, while modern scales usually display kilograms or pounds, the term hundredweight remains a testament to historical trade practices. It continues to be a practical, shorthand unit for anyone handling the heavy lifting of the agricultural world.