Stone to Ounce Converter
Convert Stone (st) to Ounce (oz) instantly. 1 st = 224 oz.
Mass Converter
26 units available
1 st = 224 oz
Formula:
oz = st × 224With your value: 1 st = 224 oz
How big is that?
Everyday references on a logarithmic scale, all expressed in stone so you can sanity-check the result.
Other Stone to Ounce conversions
Stone to Ounce Conversion Table
| Stone (st) | Ounce (oz) |
|---|---|
| 0.5 | 112 |
| 1 | 224 |
| 2 | 448 |
| 5 | 1,120 |
| 10 | 2,240 |
| 15 | 3,360 |
| 20 | 4,480 |
| 25 | 5,600 |
| 50 | 11,200 |
| 100 | 22,400 |
| 250 | 56,000 |
| 500 | 112,000 |
| 1000 | 224,000 |
Ounce to Stone Conversion Table
| Ounce (oz) | Stone (st) |
|---|---|
| 0.5 | 0.002232 |
| 1 | 0.004464 |
| 2 | 0.008929 |
| 5 | 0.022321 |
| 10 | 0.044643 |
| 15 | 0.066964 |
| 20 | 0.089286 |
| 25 | 0.111607 |
| 50 | 0.223214 |
| 100 | 0.446429 |
| 250 | 1.116071 |
| 500 | 2.232143 |
| 1000 | 4.464286 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Stone (st)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Ounce (oz)
Mass
1 avoirdupois ounce = 1/16 lb = 0.028 349 523 125 kg exactly.
Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442
US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01
How to Convert Stone to Ounce
To convert from Stone (st) to Ounce (oz), multiply the value by 224.
Formula: oz = st × 224
Reverse: st = oz × 0.0044642857
Step-by-Step Example
- Start with your value in Stone. For example: 5 st
- Multiply by the conversion factor: 5 x 224
- The result is: 1,120 oz
About Stone
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
Fun Fact: The stone varied in weight depending on the commodity being weighed until it was standardized at 14 pounds in 1835.
Common uses: body weight (UK), agriculture.
About Ounce
The ounce (oz) equals 1/16 of a pound or approximately 28.35 grams. It is used for food portions and small weight measurements.
Common uses: food portions, postal mail, precious metals.
Frequently Asked Questions
How many Ounce are in 1 Stone?
There are exactly 224 Ounce in 1 Stone. This means the conversion factor from Stone to Ounce is 224.
What is the formula to convert Stone to Ounce?
The formula to convert Stone to Ounce is: oz = st × 224. For example, to convert 10 Stone to Ounce, you would multiply 10 by 224.
What is a Stone?
The stone equals 14 pounds or about 6.35 kg. It is primarily used in the UK and Ireland for expressing body weight.
What is a Ounce?
The ounce (oz) equals 1/16 of a pound or approximately 28.35 grams. It is used for food portions and small weight measurements.
What are the common uses of Stone?
The Stone is commonly used in body weight (UK), agriculture.
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Stone to Ounce converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/stone-to-ounce