Convert pounds to kilograms
1 lb = 0.45359237 kg — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.453 592 37kg
Exact decimal: 0.45359237
As a fraction: 45359237/100000000
1 lb = 0.45359237 kg
How to convert pounds to kilograms
Multiply the number of pounds by 0.45359237 to get kilograms.
The exact factor is 0.45359237 — as a fraction, 45359237/100000000.
Pound: Exactly 0.453 592 37 kg since 1959.
Pound to Kilogram conversion table
| Pounds (lb) | Kilograms (kg) |
|---|---|
| 1 lb | 0.453 592 37 |
| 2 lb | 0.907 184 74 |
| 3 lb | 1.360 777 1 |
| 5 lb | 2.267 961 9 |
| 10 lb | 4.535 923 7 |
| 20 lb | 9.071 847 4 |
| 25 lb | 11.339 809 |
| 50 lb | 22.679 619 |
| 100 lb | 45.359 237 |
| 250 lb | 113.398 09 |
| 500 lb | 226.796 19 |
| 1000 lb | 453.592 37 |
Kilogram to Pound conversion table
| Kilograms (kg) | Pounds (lb) |
|---|---|
| 1 kg | 2.204 622 6 |
| 2 kg | 4.409 245 2 |
| 3 kg | 6.613 867 9 |
| 5 kg | 11.023 113 |
| 10 kg | 22.046 226 |
| 20 kg | 44.092 452 |
| 25 kg | 55.115 566 |
| 50 kg | 110.231 13 |
| 100 kg | 220.462 26 |
| 250 kg | 551.155 66 |
| 500 kg | 1102.3113 |
| 1000 kg | 2204.6226 |
Frequently asked
How many kilograms are in a pound?
One pound equals 0.45359237 kilograms (lb → kg). That figure is exact, not rounded.
How do you convert pounds to kilograms?
Multiply the number of pounds by 0.45359237 to get kilograms.
What is 1 kg in pounds?
One kilogram is 2.204622622 pounds.
What is 10 lb in kg?
10 lb = 4.535 923 7 kg.
What exactly is a pound?
Exactly 0.453 592 37 kg since 1959.