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Convert Pounds to Kilograms

1 pound = 0.4535924 kilograms. Type any value below to convert in either direction — the calculation happens in your browser.

Pounds to Kilograms formula

Multiply the number of pounds by 0.4535924 to get kilograms.

kilograms = pounds × 0.4535924

To go the other way: divide the number of kilograms by 0.4535924, or multiply by 2.204623.

pounds = kilograms ÷ 0.4535924

Pounds to Kilograms conversion table

PoundsKilograms
1 lb0.4535924 kg
2 lb0.9071847 kg
3 lb1.360777 kg
4 lb1.814369 kg
5 lb2.267962 kg
6 lb2.721554 kg
7 lb3.175147 kg
8 lb3.628739 kg
9 lb4.082331 kg
10 lb4.535924 kg
15 lb6.803886 kg
20 lb9.071847 kg
25 lb11.339809 kg
30 lb13.607771 kg
40 lb18.143695 kg
50 lb22.679619 kg
75 lb34.019428 kg
100 lb45.359237 kg
250 lb113.398093 kg
500 lb226.796185 kg
1,000 lb453.59237 kg

Kilograms to Pounds conversion table

KilogramsPounds
1 kg2.204623 lb
2 kg4.409245 lb
3 kg6.613868 lb
4 kg8.81849 lb
5 kg11.023113 lb
6 kg13.227736 lb
7 kg15.432358 lb
8 kg17.636981 lb
9 kg19.841604 lb
10 kg22.046226 lb

About the pound

The international avoirdupois pound is exactly 0.45359237 kilograms and is the primary weight unit in the United States.

About the kilogram

The kilogram is the SI base unit of mass, defined since 2019 in terms of the Planck constant.

Frequently asked questions

How many kilograms are in a pound?

There are 0.4535924 kilograms in one pound.

How many pounds are in a kilogram?

There are 2.204623 pounds in one kilogram.

Is this conversion exact?

The ratio between the pound and the kilogram is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.

What is 10 pounds in kilograms?

10 pounds equals 4.535924 kilograms.

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