About the Stone to Kilograms Converter
Convert stones (st) to kilograms (kg) instantly. Includes the exact conversion factor, formula and a quick reference table.
Also known as: st to kg, Stones to Kilograms, convert Stones to Kilograms, st to kg, stone to kilos, st to kg.
How to use this calculator
- Enter value in stones.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Open “Step-by-step” to see how the answer was worked out.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
kg = st × 6.35029318
Worked example
Using the values pre-filled in the calculator above:
- Value in stones = 11 st
the calculator returns:
- Kilograms: 69.853225 kg
- Micrograms: 69,853,224,980 µg
- Milligrams: 69,853,224.98 mg
- Grams: 69,853.22 g
Working
11 st × 6.35029318 = 69.85322498 kg