How Many Grams Are in a Pound?


Quick Answer

One imperial pound contains about 453.59 grams. The United States and the Commonwealth of Nations agreed on definitions for the pound that were adopted in 1959.

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Full Answer

The U.K. Weights and Measures Act of 1878 originally designated the pound to be 453.59 grams, and the United States described a kilogram as equivalent to 2.20462 pounds in 1893. The current standard is often rounded to 454 grams. Although the United Kingdom has adopted the metric system, many still use pounds as a unit of measurement. Scientific applications use the pound to express mass, while everyday use of the pound is as a measure of weight.

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