How many ounces are in 1 pound?

One pound contains exactly 16 ounces. This applies to the avoirdupois pound used for everyday weighing. The troy pound (used for precious metals) contains only 12 troy ounces.

How do I convert pounds to ounces?

Multiply the number of pounds by 16. For example, 3.5 pounds × 16 = 56 ounces. For mixed weights like '2 lbs 6 oz', convert the pounds (2 × 16 = 32) and add the ounces: 32 + 6 = 38 oz total.

How much is a quarter pound in ounces?

A quarter pound (1/4 lb) equals exactly 4 ounces. This is a very common measurement in American cooking - a 'quarter pounder' burger patty weighs 4 ounces before cooking.

Pounds to Ounces (lbs to oz) Converter

1 lbs = 16 oz

1 Pound equals 16 Ounces (1 lbs = 16 oz). Convert Pounds to Ounces with formula, table, and examples.

One pound equals exactly 16 ounces. This is one of the most fundamental weight relationships in the imperial system, used constantly in American cooking, food packaging, postal services, and everyday commerce.

How to Convert Pounds to Ounces

oz = lbs × 16

Multiply the value in Pounds by 16

Take your value in Pounds
Multiply by 16
Read the result in Ounces

Common Pounds to Ounces Conversions

Pounds (lbs)	Ounces (oz)	Status
1 lbs	16 oz
2 lbs	32 oz
5 lbs	80 oz
10 lbs	160 oz
25 lbs	400 oz
50 lbs	800 oz
100 lbs	1,600 oz
500 lbs	8,000 oz
1,000 lbs	16,000 oz

Good to Know About Pounds to Ounces Conversion

The 16-ounce pound is uniquely American in its daily prominence. While the UK also uses ounces, British people are more likely to think in metric for food. Americans, however, still buy '12-ounce cans' and '5-pound bags' as everyday units.

Pounds to Ounces: What You Need to Know

A 2.5-pound roast is 40 ounces. Recipe conversions often require switching between pounds and ounces - '1/4 pound of butter' is 4 ounces. The postal service charges differently for items over 13 ounces (switching from first-class to priority mail). Deli counters sell meat by the pound, but customers may want a specific number of ounces for a recipe.

What is a Pound? lbs

An imperial and US customary unit of mass equal to approximately 453.6 grams or 16 ounces. Widely used in the US and UK for body weight and commerce.

Imperial Us-customary body weight (US/UK) food (US) commerce

Learn more about Pound →

What is a Ounce? oz

An imperial and US customary unit of mass equal to approximately 28.35 grams. Commonly used in the US and UK for food and postal weight.

Imperial Us-customary food packaging (US/UK) postal weight cooking (US)

Learn more about Ounce →

Going the other way? Use our Ounces to Pounds converter.

Pounds to Ounces FAQ

One pound contains exactly 16 ounces. This applies to the avoirdupois pound used for everyday weighing. The troy pound (used for precious metals) contains only 12 troy ounces.
Multiply the number of pounds by 16. For example, 3.5 pounds × 16 = 56 ounces. For mixed weights like '2 lbs 6 oz', convert the pounds (2 × 16 = 32) and add the ounces: 32 + 6 = 38 oz total.
A quarter pound (1/4 lb) equals exactly 4 ounces. This is a very common measurement in American cooking - a 'quarter pounder' burger patty weighs 4 ounces before cooking.

Non-Frequently Asked Questions About Pounds to Ounces

Questions nobody should ask - but someone did.

The Romans divided the pound (libra) into 12 unciae. Medieval Europeans changed it to 16 because 16 divides evenly by 2, 4, and 8, making halving and quartering easier at the market. Practical butchery beat Roman tradition.