There are 16 ounces in a pound in the everyday (avoirdupois) system used for food, luggage and body weight. But “ounce” can mean more than one thing, so it helps to know the differences.
Pounds to ounces
| Pounds | Ounces | Grams |
|---|---|---|
| 1/4 lb | 4 oz | 113 g |
| 1/2 lb | 8 oz | 227 g |
| 1 lb | 16 oz | 454 g |
| 2 lb | 32 oz | 907 g |
| 5 lb | 80 oz | 2,268 g |
| 10 lb | 160 oz | 4,536 g |
Three kinds of ounce
- Avoirdupois ounce (oz): 28.35 g. Used for everyday weights. 16 make a pound.
- Troy ounce (oz t): 31.10 g. Used for precious metals. 12 make a troy pound.
- Fluid ounce (fl oz): a measure of volume, about 29.6 ml in the US and 28.4 ml in the UK.
Use our pounds to ounces, ounces to grams and grams to ounces converters.
Frequently asked questions
How many ounces are in a pound?
16.
How many grams is an ounce?
About 28.35 g.
Is a fluid ounce the same as a weight ounce?
No. One measures volume and the other weight.
Related reading: How Many Pounds in a Kilogram
Conversions are rounded.