Ounce to Stone Converter
1 oz = 0.004464 st — convert instantly with formula and table.
Enter any number above and the result updates as you type. Everything runs locally in your browser, so it is instant and private.
Quick answer: one ounce equals 0.004464 stones. So to convert ounces to stones, multiply by 0.00446429.
How to convert ounces to stones
stones = ounces × 0.0044642857
The avoirdupois ounce is exactly 28.349523125 grams. It dominates American recipe and food-label weights and is one sixteenth of a pound.
The stone (14 pounds, about 6.35 kg) is the traditional British and Irish unit for body weight — someone might be "11 stone 4" rather than 158 pounds.
Ounce to Stone conversion table
| Ounce (oz) | Stone (st) |
|---|---|
| 0.01 oz | 0.00004464 st |
| 0.1 oz | 0.00044643 st |
| 0.25 oz | 0.001116 st |
| 0.4 oz | 0.001786 st |
| 0.75 oz | 0.003348 st |
| 1.25 oz | 0.00558 st |
| 1.75 oz | 0.007813 st |
| 2.5 oz | 0.011161 st |
| 3.5 oz | 0.015625 st |
| 4.5 oz | 0.020089 st |
| 6 oz | 0.026786 st |
| 8 oz | 0.035714 st |
| 10 oz | 0.044643 st |
| 12 oz | 0.053571 st |
| 14 oz | 0.0625 st |
| 16 oz | 0.071429 st |
| 18 oz | 0.080357 st |
| 20 oz | 0.089286 st |
| 24 oz | 0.107143 st |
| 26 oz | 0.116071 st |
| 30 oz | 0.133929 st |
| 35 oz | 0.15625 st |
| 45 oz | 0.200893 st |
| 55 oz | 0.245536 st |
| 65 oz | 0.290179 st |
| 75 oz | 0.334821 st |
| 85 oz | 0.379464 st |
| 95 oz | 0.424107 st |
| 110 oz | 0.491071 st |
| 125 oz | 0.558036 st |
| 175 oz | 0.78125 st |
| 250 oz | 1.1161 st |
| 350 oz | 1.5625 st |
| 450 oz | 2.0089 st |
| 600 oz | 2.6786 st |
| 750 oz | 3.3482 st |
| 900 oz | 4.0179 st |
| 1,500 oz | 6.6964 st |
| 2,500 oz | 11.1607 st |
| 10,000 oz | 44.6429 st |
Need the opposite direction? Use the Stone to Ounce converter, or read our complete guide to weight conversions for every formula in one place.
Frequently asked questions
How many stones are in one ounce?
One ounce equals 0.004464 stones. Multiply any ounce value by 0.00446429 to get stones.
What is 10 ounces in stones?
10 ounces equal 0.044643 stones (10 × 0.004464).
Is the ounce to stone conversion exact?
The conversion factor used here (0.0044642857) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.