Convert pound to kilogram
1 pound = 0.4535924 kilograms. Enter any value below for an exact conversion.
1 lb =
0.4535924 kg
kilograms
Need the reverse? Convert kilogram to pound →
Formula
1 pound = 0.4535924 kilograms kilogram = pounds × 0.4535924 pound = kilograms × 2.204623
pound to kilogram conversion table
1 lb0.4535924 kg
2 lb0.9071847 kg
3 lb1.360777 kg
5 lb2.267962 kg
10 lb4.535924 kg
20 lb9.071847 kg
25 lb11.33981 kg
50 lb22.67962 kg
100 lb45.35924 kg
1000 lb453.5924 kg
About converting pounds to kilograms
Pounds to kilograms is needed when a weight given in US or UK pounds has to be entered into a metric form — medical dosages, gym equipment, luggage, or freight. One pound is exactly 0.45359237 kilograms.
Frequently asked questions
How many kilograms are in a pound?
One pound equals 0.4535924 kilograms. So 10 pounds is 4.535924 kilograms. Use the converter above for any value.
What is the formula to convert pounds to kilograms?
1 pound = 0.4535924 kilograms kilogram = pounds × 0.4535924 pound = kilograms × 2.204623
Is the pound-to-kilogram conversion exact?
Yes. The conversion factor between pounds and kilograms is defined exactly, so results are precise — only rounded for display.