How many pounds are in one kilogram?
One kilogram is 2.205 lb.
Kilograms to Pounds
Type a value to convert it from kilograms to pounds. One kg equals 2.205 lb.
Result
Kilograms and pounds, side by side
One kilogram is 2.205 lb. In the other direction, one pound is 0.4536 kg.
The factor is exact rather than rounded: imperial and US units have been defined from the metric ones since 1959, so the conversion introduces no error of its own. What you see below is arithmetic, not an approximation.
The kilogram is the base unit of mass in the International System. Since 2019 it has been defined through the Planck constant, replacing the platinum-iridium cylinder kept near Paris that had been the standard since 1889. A liter of water has a mass of about one kilogram.
The pound has been exactly 0.45359237 kilograms since 1959. It is the everyday unit for body weight and groceries in the United States, and in the United Kingdom it lives on alongside the kilogram, especially for body weight.
| Kilogram | Pound |
|---|---|
| 1 | 2.20462 |
| 5 | 11.0231 |
| 10 | 22.0462 |
| 50 | 110.231 |
| 70 | 154.324 |
| 100 | 220.462 |
Frequently asked questions
How do I convert pounds back to kilograms?
One pound is 0.4536 kg. The tool above converts in both directions.
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