How many kg in 1 lb?
The answer is 0.45359237.

We assume you are converting between **kilogram** and **pound**.

You can view more details on each measurement unit:

kg or
lb

The SI base unit for **mass** is the kilogram.

1 kilogram is equal to 2.2046226218488 lb.

Note that rounding errors may occur, so always check the results.

Use this page to learn how to convert between kilograms and pounds.

Type in your own numbers in the form to convert the units!

You can do the reverse unit conversion from lb to kg, or enter any two units below:

The kilogram or kilogramme, (symbol: kg) is the SI base unit of mass. A gram is defined as one thousandth of a kilogram. Conversion of units describes equivalent units of mass in other systems.

The pound (abbreviation: lb) is a unit of mass or weight in a number of different systems, including English units, Imperial units, and United States customary units. Its size can vary from system to system. The most commonly used pound today is the international avoirdupois pound. The international avoirdupois pound is equal to exactly 453.59237 grams. The definition of the international pound was agreed by the United States and countries of the Commonwealth of Nations in 1958. In the United Kingdom, the use of the international pound was implemented in the Weights and Measures Act 1963. An avoirdupois pound is equal to 16 avoirdupois ounces and to exactly 7,000 grains.

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