Lbs to kg
1 lb = 0.45359237 kg. Type in either box to convert both ways, in exact decimals.
The formula
1 lb = 0.45359237 kg
To convert pounds to kilograms, multiply by 0.45359237.
A pound is defined as exactly 0.45359237 kilograms, so kilograms and pounds convert exactly; 1 kg is about 2.2 lb.
Common values
| Pounds | Kilograms |
|---|---|
| 1 | 0.454 |
| 2 | 0.907 |
| 5 | 2.268 |
| 10 | 4.536 |
| 20 | 9.072 |
| 50 | 22.68 |
| 100 | 45.359 |
| 120 | 54.431 |
| 150 | 68.039 |
| 180 | 81.647 |
| 200 | 90.718 |
| 250 | 113.398 |
Worked out by Figure's own converter, rounded to 3 decimal places.
How to use it
Type a number in the top box and the answer appears in the bottom one as you type; type in the bottom box to go the other way. The round button swaps the units, the unit names open every other unit, and the Every unit list shows the same amount in all of them. Sums work in the boxes too. Nothing is uploaded and there is no account.
Good for:
- Body weight on scales, apps and medical forms
- Gym weights, plates and dumbbells
- Airline baggage allowances
- Baby and pet weights
- Parcels, postage and shipping
Questions
How many kilograms is 1 pound?
1 pound is exactly 0.45359237 kilograms.
How many pounds is 23 kg?
23 kg, a common checked-bag limit, is 50.71 lb.
Is a pound exactly 0.45359237 kg?
Yes. The international avoirdupois pound has been defined as exactly 0.45359237 kg since 1959.