Pound to Kilogram (lb to kg)
Convert lb to kg — Weight converter
1 pound = 0.453592 kilograms.
The pound (lb) is a unit of weight used mainly in the US; the kilogram (kg) is the international standard for mass. To convert pounds to kilograms, multiply by 0.453592 — or, for a quick estimate, divide by 2.2.
One pound is a little under half a kilogram, so a 150 lb person is about 68 kg. The conversion is exact by definition: one pound is defined as exactly 0.45359237 kilograms.
0.45359237Click to copy
1 lb = 0.45359237 kg
Pound to Kilogram formula
1 Pound = 0.45359237 kg
Worked examples
- 25 lb = 11.339809 kg
- 100 lb = 45.359237 kg
Common uses
- Filling in metric medical or fitness forms from a US scale
- Converting US product weights for international shipping
- Setting kg-based gym equipment from a lb target
Pound to Kilogram conversion table
| Pound (lb) | Kilogram (kg) |
|---|---|
| 1 | 0.45359237 |
| 2 | 0.90718474 |
| 3 | 1.360777 |
| 5 | 2.267962 |
| 8 | 3.628739 |
| 10 | 4.535924 |
| 12 | 5.443108 |
| 15 | 6.803886 |
| 20 | 9.071847 |
| 25 | 11.339809 |
| 50 | 22.679619 |
| 100 | 45.359237 |
| 250 | 113.398093 |
| 500 | 226.796185 |
| 1000 | 453.59237 |
Frequently asked questions
How many kilograms are in a pound?
One pound equals 0.453592 kilograms (kg).
What is 150 lb in kg?
150 lb = 68.04 kg.
What is 200 lb in kg?
200 lb = 90.72 kg.
How do I convert pounds to kg quickly?
Divide the pounds by 2.2 for a close estimate; multiply by 0.453592 for the exact value.