Ounce (oz)
An avoirdupois ounce is one sixteenth of a pound, or exactly 28.349523125 grams.
Ounces measure packaged food, postal rates, and recipe amounts in US customary cooking.
Convert ounce to pound instantly. Type in either field — results update live.
Selected oz values converted to lb using the exact factor from this tool.
| oz | lb |
|---|---|
| 0.01 | 0.000625 |
| 0.1 | 0.00625 |
| 1 | 0.0625 |
| 2 | 0.125 |
| 3 | 0.1875 |
| 5 | 0.3125 |
| 10 | 0.625 |
| 20 | 1.25 |
| 50 | 3.125 |
| 100 | 6.25 |
| 1,000 | 62.5 |
Exact conversion factors in both directions, plus a worked example.
1 oz = 0.0625 lb
1 lb = 16 oz
To convert ounce to pound, multiply by 0.0625.
To convert pound to ounce, multiply by 16.
Example: convert 15 oz to lb
15 × 0.0625 = 0.9375 lb
Short background on the units used in this conversion.
An avoirdupois ounce is one sixteenth of a pound, or exactly 28.349523125 grams.
Ounces measure packaged food, postal rates, and recipe amounts in US customary cooking.
The international avoirdupois pound is exactly 0.45359237 kilograms by international agreement.
Pounds are used for body weight, groceries, and shipping in the United States and several other countries.
lb = oz × 0.0625oz = lb × 16, using the same exact factors as this converter.Jump to any weight & mass conversion starting from ounce — including the reverse direction and every other unit in our dataset.