Convert Pounds to Kilograms
1 lb = 0.453592 kg. Enter any value below.
Converted to every unit
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Pounds to Kilograms formula
kg = lb × 0.453592
A pound is exactly 0.45359237 kilograms and is the everyday weight unit in the US. The kilogram is the SI base unit of mass, equal to about 2.20462 pounds.
Worked example
To convert 5 lb, multiply by 0.453592: 5 lb × 0.453592 = 2.267962 kg.
Pounds to Kilograms conversion table
| Pounds | Kilograms |
|---|---|
| 1 lb | 0.453592 kg |
| 2 lb | 0.907185 kg |
| 3 lb | 1.360777 kg |
| 4 lb | 1.814369 kg |
| 5 lb | 2.267962 kg |
| 6 lb | 2.721554 kg |
| 7 lb | 3.175147 kg |
| 8 lb | 3.628739 kg |
| 9 lb | 4.082331 kg |
| 10 lb | 4.535924 kg |
| 12 lb | 5.443108 kg |
| 15 lb | 6.803886 kg |
| 20 lb | 9.071847 kg |
| 25 lb | 11.339809 kg |
| 30 lb | 13.607771 kg |
| 40 lb | 18.143695 kg |
| 50 lb | 22.679619 kg |
| 75 lb | 34.019428 kg |
| 100 lb | 45.359237 kg |
| 250 lb | 113.398093 kg |
| 500 lb | 226.796185 kg |
| 1,000 lb | 453.59237 kg |
Frequently asked questions
How many kilograms are in a pound?
1 lb equals 0.453592 kg.
How do I convert pounds to kilograms?
Use the formula kg = lb × 0.453592. For example, 5 lb = 2.267962 kg.
Last reviewed: October 2026 · Uses exact, internationally defined conversion factors.