Pounds to ounces
1 pound = 16 ounces
Type a value in pounds (lb) to get ounces (oz) straight away. A pound is larger than an ounce, so the number goes up. Both units belong to weight, measured here against the kilogram.
1 lb = 16 oz
Formula
oz = lb × 16
One pound is 16 ounces, so multiply the pound value by that factor. Here lb is the value in pounds and oz is the result in ounces.
Worked example: 150 pounds × 16 = 2,400 ounces.
Pounds to ounces table
| pounds (lb) | ounces (oz) |
|---|---|
| 1 lb | 16 oz |
| 2 lb | 32 oz |
| 3 lb | 48 oz |
| 4 lb | 64 oz |
| 5 lb | 80 oz |
| 6 lb | 96 oz |
| 7 lb | 112 oz |
| 8 lb | 128 oz |
| 9 lb | 144 oz |
| 10 lb | 160 oz |
| 15 lb | 240 oz |
| 20 lb | 320 oz |
| 25 lb | 400 oz |
| 30 lb | 480 oz |
| 40 lb | 640 oz |
| 50 lb | 800 oz |
| 60 lb | 960 oz |
| 75 lb | 1,200 oz |
| 100 lb | 1,600 oz |
Everyday pounds in ounces
| What it is | lb | oz |
|---|---|---|
| a block of butter (US) | 1 lb | 16 oz |
| a newborn baby (about) | 8 lb | 128 oz |
| a common checked-bag limit | 50 lb | 800 oz |
| an adult body weight | 150 lb | 2,400 oz |
| a heavy adult | 200 lb | 3,200 oz |
Quick estimate in your head
Multiply by about 16. For 150 lb that gives 2,400 oz against an exact 2,400 oz, an error under 0.1%.
Watch out for
- Do not mix up ounces (weight) with fluid ounces (volume), and gold is priced in troy ounces of 31.1 g, not 28.35 g.
About the units
Pound (lb). The avoirdupois pound, exactly 0.45359237 kg. Used for body weight in the US.
Ounce (oz). 1/16 of a pound, about 28.35 g. Used for food portions in the US.
Going the other way, 1 ounce is 0.0625 pounds.
Questions
How many ounces are in 1 pound?
1 pound is 16 ounces, and 1 ounce is 0.0625 pounds.
How do I convert pounds to ounces?
Use oz = lb × 16. For example, 150 pounds × 16 = 2,400 ounces.
Is the pound to ounce factor exact?
Yes, the definitions are exact, so the factor is exact. Results here are rounded to 6 significant digits for display.
How much is a heavy adult in ounces?
200 lb is 3,200 oz.
Source for the conversion factor: NIST SP 811, Appendix B (conversion factors).