Pounds to Kilograms converter
Convert pounds (lb) to kilograms (kg) — results update instantly as you type.
Pounds to Kilograms
To
1 lb = 0.45359237 kg
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How to convert Pounds to Kilograms
Mass measurements range from milligrams in a pharmacy to metric tons in shipping. The metric world weighs in grams and kilograms, while the US and UK still use ounces, pounds, and stones — this converter handles all of them exactly.
All units convert through the gram. One pound is defined as exactly 453.59237 grams and one ounce as exactly 28.349523125 grams, so results are precise to the international definition.
Formula
lb × 0.45359237 = kg
Multiply your pounds value by 0.45359237 to get kilograms. For the reverse, divide by the same factor.
Pounds to Kilograms conversion table
| Pounds | Kilograms |
|---|---|
| 1 lb | 0.453592 kg |
| 2 lb | 0.907185 kg |
| 5 lb | 2.267962 kg |
| 10 lb | 4.535924 kg |
| 25 lb | 11.339809 kg |
| 100 lb | 45.359237 kg |
Common use cases
- Body weight between kilograms, pounds, and stones
- Recipe ingredients between grams and ounces
- Luggage allowances between kilograms and pounds
- Freight and cargo in metric tons
Frequently asked questions
One kilogram equals approximately 2.20462 pounds. Conversely, one pound is exactly 0.45359237 kilograms.