Pounds to Kilograms — lb to kg

Enter a value to convert pounds (lb) to kilograms (kg). Works in your browser with no sign-up.

[ lb / kg — Weight ] instant · works offline
Pounds · lb
0.4535924
Kilograms · kg
1 lb = 0.4535924 kg
Pounds → Kilograms
⇄ Reverse: Kilograms → Pounds
Formula

1 lb = 0.4535924 kg

Multiply the number of pounds by 0.4535924 (or divide by 2.204623). For example, 10 lb × 0.4535924 = 4.535924 kg.

Quick Reference — Pounds to Kilograms
About Weight Units

Kilograms and grams are the standard almost everywhere. Pounds and ounces are used day to day in the United States, and in the UK people often give body weight in stone (14 lb). The pound is defined as exactly 0.45359237 kg. For luggage, many airlines quote limits in kilograms, so it is worth knowing that 23 kg is about 50.7 lb.

Related Conversions
kg → lb lb → g lb → oz lb → t st → kg oz → kg All weight units
All Weight Conversions
→Grams to ounces →Kilograms to ounces →Kilograms to pounds →Ounces to grams →Pounds to grams →Stone to kilograms →Tonnes to pounds →Kilograms to grams →Kilograms to stone →Pounds to ounces →Ounces to kilograms →Pounds to tonnes →Grams to pounds
FAQ — Pounds to Kilograms

How do I convert pounds to kilograms?

Multiply the number of pounds by 0.4535924 (or divide by 2.204623). For example, 10 lb × 0.4535924 = 4.535924 kg.

How many kilograms are in one pound?

1 pound = 0.4535924 kg (shown to up to 7 significant figures).

How many pounds are in a stone?

One stone is exactly 14 pounds, which is about 6.35 kg. It is still commonly used for body weight in the UK and Ireland.

Does this converter work offline?

Yes. Once the page has loaded, conversions run entirely in your browser and nothing is sent to a server.