How to convert pounds to ounces
To convert pounds to ounces, multiply by 16. Weight and mass conversions matter for cooking, shipping, fitness tracking, medicine and trade.
Pound to Ounce conversion table
| Pound (lb) | Ounce (oz) |
|---|---|
| 0.1 lb | 1.6 oz |
| 0.5 lb | 8 oz |
| 1 lb | 16 oz |
| 2 lb | 32 oz |
| 3 lb | 48 oz |
| 4 lb | 64 oz |
| 5 lb | 80 oz |
| 10 lb | 160 oz |
| 20 lb | 320 oz |
| 25 lb | 400 oz |
| 50 lb | 800 oz |
| 100 lb | 1,600 oz |
| 500 lb | 8,000 oz |
| 1,000 lb | 16,000 oz |
About the units
Pound (lb)
The international avoirdupois pound is defined as exactly 0.45359237 kilograms.
Ounce (oz)
An avoirdupois ounce is 1/16 of a pound, exactly 28.349523125 grams, used for food portions and postage.
How to use this converter
- Type the number of pounds (lb) in the input box.
- The result in ounces appears instantly — no button needed.
- See the same value in every other weight unit just below.
- Use “Swap units” to convert ounces back to pounds.
Tips for better results
- Double-check which system a unit belongs to (for example US vs UK gallons).
- Use the swap button to convert in the opposite direction instantly.
- Bookmark the conversions you use most — each pair has its own page.
Frequently asked questions
How many ounces are in one pound?
One pound equals 16 ounces. 16 is the exact factor used by this converter.
How do I convert pounds to ounces?
Multiply the value in pounds by 16. To go the other way, multiply ounces by 0.0625.
What is 10 lb in oz?
10 lb = 160 oz. Also, 5 lb = 80 oz and 100 lb = 1,600 oz.
What is the difference between a pound and a ounce?
The international avoirdupois pound is defined as exactly 0.45359237 kilograms. An avoirdupois ounce is 1/16 of a pound, exactly 28.349523125 grams, used for food portions and postage.
Is this tool free and private?
Yes — the Pound to Ounce is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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