Pounds to Kilograms Converter
Convert pounds (lb) to kilograms (kg) as you type — 1 lb = 0.453592 kg. Switch units, change the precision or copy the result.
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How to use this tool
Steps for using the Unit Converter.
- Enter a value in From — pounds are already selected.
- The result in kilograms appears instantly. Change either unit to convert to anything else in weight.
- Use the swap button for the reverse conversion, and set the decimal places you need.
- Turn on Show formula to see the calculation, then copy or share the result.
Example
1 lb to kg
1 lbkg = 1 × 0.45359237 = 0.453592 kgCommon use cases
- Body weight in kg, lb or stone.
- Cooking and baking with grams and ounces.
- Shipping, luggage allowances and freight in kg and metric tons.
Pounds to Kilograms conversion table
| Pound (lb) | Kilogram (kg) |
|---|---|
| 0.1 lb | 0.045359 kg |
| 0.5 lb | 0.226796 kg |
| 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 |
| 10 lb | 4.535924 kg |
| 15 lb | 6.803886 kg |
| Pound (lb) | Kilogram (kg) |
|---|---|
| 20 lb | 9.071847 kg |
| 25 lb | 11.339809 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 |
Values rounded to 6 decimal places.
Related conversions
The units
- Pound (lb)
- Exactly 0.45359237 kg. Part of the US customary system.
- Kilogram (kg)
- SI base unit of mass. Part of the SI system.
How to convert pounds to kilograms
Converting US body weights, shipping weights and recipes to kilograms; one pound is exactly 0.45359237 kg.
To convert pounds to kilograms, use kg = lb × 0.45359237. One pound equals 0.453592 kilograms, and one kilogram equals 2.204623 pounds.
Pound (lb): Exactly 0.45359237 kg. Kilogram (kg): SI base unit of mass.
For the opposite direction, use the Kilograms to pounds converter. All mass units are on the weight converter.
Limitations
- Results are rounded to the decimal places you choose; the calculation itself keeps full precision.
Frequently asked questions
How many kilograms are in a pound?
1 lb = 0.453592 kg. Multiply pounds by 0.45359237 (or use kg = lb × 0.45359237).
How do I convert pounds to kilograms?
Use kg = lb × 0.45359237. For example, 1 lb = 0.4536 kg and 10 lb = 4.5359 kg.
How many pounds are in a kilogram?
1 kg = 2.20462 lb. One pound is exactly 0.45359237 kg.
Are these troy ounces?
No. These are avoirdupois ounces (28.3495 g), used for food and everyday goods. Gold and silver are weighed in troy ounces of 31.1035 g.