Stone to Kilograms
Convert stone to kilograms for UK and Ireland body weight, sports weigh-ins, and metric records. One stone is 6.35029318 kilograms.
How to convert st to kg
To convert a value from stones (st) to kilograms (kg), enter the number in the converter above. Use the swap control if you need the reverse direction.
x is the source value in st; y is the result in kg.
Popular conversions
Quick answers for common st to kg values are available from the related conversion pages.
Use the related tools section for fixed-value conversions and the reverse direction.
Common conversion table
Quick reference table for common st to kg values:
| st | kg |
|---|---|
| 1 | 6.350293 |
| 5 | 31.751466 |
| 10 | 63.502932 |
| 50 | 317.514659 |
| 100 | 635.029318 |
| 1,000 | 6,350.29318 |
About stones
Stone (st) — One stone is exactly 14 avoirdupois pounds, or 6.35029318 kilograms.
Common uses: Stone is mainly used for body weight in the UK and Ireland, including personal weight, sports, and informal fitness tracking.
About kilograms
Kilogram (kg) — The kilogram is the SI base unit of mass and is defined through the fixed numerical value of the Planck constant.
Common uses: Kilograms are the everyday metric weight unit for body weight, shipping, food labels, science, and trade.
Frequently Asked Questions
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