How many kilograms are in one Pound?

One Pound equals 0.45359291 kilograms.

How do you convert pounds to kilograms?

Use the conversion formula shown above or simply enter any value into our converter for an instant result.

Why use this Pound to Kilogram converter?

Our converter uses internationally recognized conversion standards to provide accurate results for education, engineering, science, travel and daily calculations.

Can I convert decimal values?

Yes. You can convert whole numbers and decimal values with high precision.

Full Accuracy Guide

Pound to kilogram Converter

Use this free Pound to Kilogram converter to instantly convert Pound (lb) into Kilogram (kg). Our calculator uses internationally accepted conversion standards to deliver fast, accurate, and reliable results for students, engineers, travelers, businesses, and everyday users.

What is a Pound?

The pound (lb) is a unit of mass used primarily in the United States and a few other countries. It is commonly used for measuring body weight, food products, shipping packages, and commercial goods. One international pound is officially defined as exactly 0.45359237 kilograms.

Pound to Kilogram Formula

Kilogram = Pound × 2.20462

Multiply or divide the Pound value using the conversion factor above to obtain the equivalent Kilogram value.

Worked Conversion Example

Example

Step 1

Start with 100 Pound

Step 2

100 × 2.20462

Step 3

45.35929094 Kilogram

Pound to Kilogram Conversion Table

Pound	Kilogram
1	0.45359291
2	0.90718582
5	2.26796455
10	4.53592909
20	9.07185819
25	11.33982274
50	22.67964547
100	45.35929094
250	113.39822736
500	226.79645472
1000	453.59290944

Common Uses of Pound

Body weight

Shipping packages

Food products

Retail sales

Fitness tracking

Industrial applications

Interesting Facts

1 pound equals 16 ounces.

1 pound equals 0.45359237 kilograms.

The abbreviation for pound is lb.

The United States primarily uses pounds instead of kilograms.

What is a Kilogram?

The kilogram (kg) is the internationally recognized base unit of mass in the International System of Units (SI). It is widely used for measuring body weight, groceries, industrial materials, luggage, and scientific data. Most countries use kilograms as the standard unit of weight in everyday life.

History of Pound

The pound has ancient Roman origins and has evolved over centuries into several regional standards. The modern international avoirdupois pound was officially standardized in 1959.

Weight