An avoirdupois pound equals exactly 0.45359237 kilograms, commonly used for larger ingredient quantities.
Pound to Kilogram
Convert Pound to Kilogram instantly. Free online cooking unit converter with exact formula, conversion table and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Cooking Converter
Convert cooking volume and mass units used in recipes and nutrition workflows.
Context values
Some unit families need one extra value for a physically accurate result.
The kilogram is the SI base unit of mass, used here as the mass reference for cooking conversions.
kg = lb × 0.45359237
Results update instantly for Pound to Kilogram conversions.
Reserved above the conversion cards and below the converter.
Formula
kg = lb × 0.45359237
lb = kg × 2.204622622
Conversion table
| 1 lb | 0.453592 kg |
| 5 lb | 2.267962 kg |
| 10 lb | 4.535924 kg |
| 20 lb | 9.071847 kg |
| 50 lb | 22.679619 kg |
| 100 lb | 45.359237 kg |
| 500 lb | 226.796185 kg |
| 1000 lb | 453.59237 kg |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
What is the source unit in this conversion?
The source unit is the pound (lb). An avoirdupois pound equals exactly 0.45359237 kilograms, commonly used for larger ingredient quantities.
What is the destination unit in this conversion?
The destination unit is the kilogram (kg). The kilogram is the SI base unit of mass, used here as the mass reference for cooking conversions.
How do I convert pound to kilogram?
Multiply the pound value by 0.45359237. For example, 10 lb × 0.45359237 = 4.535924 kg.
Is the pound to kilogram conversion exact?
Yes. This conversion uses a fixed factor defined for cooking measurement standards, so results are consistent every time.
Where is this conversion commonly used?
It's used when following recipes, adjusting ingredient quantities, or converting between US customary and metric cooking measurements.
Can I convert kilogram back to pound?
Yes. Multiply the kilogram value by 2.204622622 to get pound.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
This page converts pound (lb) to kilogram (kg) within the cooking converter.
An avoirdupois pound equals exactly 0.45359237 kilograms, commonly used for larger ingredient quantities. The kilogram is the SI base unit of mass, used here as the mass reference for cooking conversions.
The formula is kg = lb × 0.45359237, based on each unit's fixed relationship to the cooking converter's reference units.
Results are consistent because the conversion relies on a fixed numerical ratio rather than an estimate.
Use the calculator above for instant results, or the table below for common pound values already converted to kilogram.