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Stones to Ounces (st to oz) Converter

1 st = 224 oz

1 Stone equals 224 Ounces (1 st = 224 oz). Convert Stones to Ounces with formula, table, and examples.

One stone equals exactly 224 avoirdupois ounces. This clean number comes from 14 pounds per stone times 16 ounces per pound, giving 224 ounces. The conversion is practically useful when British body weight needs to be expressed in the ounce-based measurements used for food portions and nutritional labeling.

How to Convert Stones to Ounces

oz = st × 224
Multiply the value in Stones by 224
  1. Take your value in Stones
  2. Multiply by 224
  3. Read the result in Ounces

Common Stones to Ounces Conversions

Stones (st) Ounces (oz) Status
0.1 st 22.4 oz
0.25 st 56 oz
0.5 st 112 oz
1 st 224 oz
2 st 448 oz
5 st 1,120 oz
8 st 1,792 oz
10 st 2,240 oz
14 st 3,136 oz
20 st 4,480 oz
25 st 5,600 oz
50 st 11,200 oz
100 st 22,400 oz

Good to Know About Stones to Ounces Conversion

The 224-ounce stone connects British body weight with British cooking. The same imperial system that measures a person in stones measures their food in ounces, creating a closed loop of culturally specific measurement that makes perfect internal sense but mystifies anyone from a metric country trying to follow a British recipe while checking their weight.

Stones to Ounces: What You Need to Know

British dietitians sometimes convert between a patient's stone-based body weight and ounce-measured food portions. Understanding that one stone is 224 ounces helps contextualize food intake relative to body mass in imperial terms.

What is a Stone? st

A British unit of mass equal to 14 pounds or approximately 6.35 kilograms. Commonly used in the UK and Ireland for body weight.

Imperial body weight (UK/Ireland) horse racing
Learn more about Stone →

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 Stones converter.

Stones to Ounces FAQ

  • One stone contains exactly 224 avoirdupois ounces. This is 14 x 16 = 224.

  • Multiply stones by 224. For example, 10 stones equals exactly 2,240 ounces.

  • Yes. Both 14 (pounds per stone) and 16 (ounces per pound) are exact integers, so 224 is exact.

Non-Frequently Asked Questions About Stones to Ounces

Questions nobody should ask - but someone did.

  • The common recommendation is 8 glasses (64 ounces) of water daily, regardless of body weight. An 11-stone person weighing 2,464 ounces would be consuming about 2.6 percent of their body weight in water daily. More precise hydration guidelines recommend about 0.5 ounces per pound of body weight, giving roughly 77 ounces (about 9.6 eight-ounce glasses) for a 154-pound person.

  • Both. 16 ounces is exactly one pound, which is exactly 1/14 of a stone. Eating a pound of food at each of three daily meals means consuming about 3/14 of a stone per day, or about 1.5 stones per week. Your body processes and eliminates most of this, which is why you do not gain 1.5 stones per week despite eating roughly that much.

  • Because the appropriate unit depends on the scale of what is being measured. Stones produce manageable single-digit body weights (8-20 stone for most adults). Ounces produce manageable recipe quantities (1-16 ounces for most ingredients). Using stones for recipes ('add one thirty-second of a stone of flour') or ounces for body weight ('I weigh 2,464 ounces') would be technically correct but conversationally absurd.

Need the reverse? Use our Ounces to Stones converter. See all Weight & Mass converters.