Stone to Kilogram
Free instant stone to kilogram converter. 1 st = 6.35029 kg.
Common Stone to Kilogram values
| Stone (st) | Kilogram (kg) |
|---|---|
| 1 | 6.35029 |
| 5 | 31.7515 |
| 10 | 63.5029 |
| 25 | 158.757 |
| 50 | 317.515 |
| 100 | 635.029 |
| 500 | 3175.15 |
| 1000 | 6350.29 |
How does Stone to Kilogram conversion work?
Type a value in the Stone (st) field and the equivalent in Kilogram (kg) appears instantly to the right. The math uses the exact formula shown above — no rounding errors, no approximations beyond standard floating-point precision. Use the swap button to flip the units and see the inverse conversion.
Stone. Fourteen pounds. The traditional UK unit for body weight.
Kilogram. The SI base unit of mass. About the weight of a litre of water.
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🎯 Accurate conversions
Conversion factors come from the official standard (NIST, BIPM, ISO definitions where applicable). Values are precise to standard floating-point limits.
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