Convert Ounces to stones
1 ounce = 0.004464286 stones · st = oz ÷ 224
When you need this conversion
This conversion goes from ounces, the US customary unit for cooking and postage, to stones, used in the UK and Ireland for body weight. Both measure the same physical quantity, so the conversion is exact — the difference is which unit your source, tool, or region happens to use.
Ounces to stones conversion table
| Ounces (oz) | Stones (st) |
|---|---|
| 1 oz | 0.004464286 st |
| 2 oz | 0.008928571 st |
| 3 oz | 0.013393 st |
| 5 oz | 0.022321 st |
| 10 oz | 0.044643 st |
| 15 oz | 0.066964 st |
| 20 oz | 0.089286 st |
| 25 oz | 0.111607 st |
| 50 oz | 0.223214 st |
| 75 oz | 0.334821 st |
| 100 oz | 0.446429 st |
| 250 oz | 1.1161 st |
| 500 oz | 2.2321 st |
| 1,000 oz | 4.4643 st |
The formula
st = oz ÷ 224Because both units measure weight, the conversion is a single multiplication by a fixed factor. That factor never changes, so the result is exact.
Convert the other way
Stones to ounces →Related weight conversions
- Kilograms to stones
- Ounces to grams
- Grams to ounces
- Grams to carats
- Kilograms to pounds
- Metric tons to US tons
- Pounds to kilograms
- Stones to kilograms
- US tons to metric tons
- Carats to grams
- Milligrams to stones
- Grams to stones
Frequently asked questions
- How many stones are in a ounce?
- There are 0.004464286 stones in 1 ounce. The formula is st = oz ÷ 224.
- How do you convert ounces to stones?
- Use the formula st = oz ÷ 224. For example, 10 ounces equals 0.044643 stones.
- Is the ounces to stones conversion exact?
- Yes. Ounces and stones are both units of weight, related by an exact defined factor. Displayed results are rounded for readability.
- What is oz short for?
- oz is the standard symbol for ounce. st is the symbol for stone.