Convert stone to kilograms
Stone (st) to kilogram (kg). One stone equals 6.3503 kilograms.
Formula
Stone to kilogram conversion table
| Stone | Kilograms | Kilograms | Stone |
|---|---|---|---|
| 1 st | 6.3503 kg | 1 kg | 0.157473 st |
| 2 st | 12.7006 kg | 2 kg | 0.314946 st |
| 3 st | 19.0509 kg | 3 kg | 0.472419 st |
| 5 st | 31.7515 kg | 5 kg | 0.787365 st |
| 10 st | 63.5029 kg | 10 kg | 1.5747 st |
| 20 st | 127.01 kg | 20 kg | 3.1495 st |
| 50 st | 317.51 kg | 50 kg | 7.8737 st |
| 100 st | 635.03 kg | 100 kg | 15.7473 st |
| 500 st | 3175.15 kg | 500 kg | 78.7365 st |
| 1000 st | 6350.29 kg | 1000 kg | 157.47 st |
To convert stone to kilograms, multiply the number of stone by 6.3503. One stone equals 6.3503 kilograms, and one kilogram equals 0.157473 stone, so the relationship is fixed and exact. As a worked example, 10 st comes to 63.5029 kg. Enter your own figure in the converter above to get an instant answer, or use the swap button to flip the direction. This is a mass conversion, and like every tool on UnitGlide it runs locally in your browser with no account or upload required. The table further down shows a range of common stone values already worked out in kilograms, plus the reverse kilogram to stone direction, which is handy for quick reference or double-checking a result by hand.
Frequently asked questions
How many kilograms are in a stone?
One stone equals 6.3503 kilograms. The ratio is constant, so you can multiply any number of stone by 6.3503 to get kilograms.
What is the formula to convert stone to kilograms?
Use kilograms = stone × 6.3503. UnitGlide applies this exact formula for every value, so results stay accurate across the whole range.
How do I convert kilograms back to stone?
Go the other way by using one kilogram equals 0.157473 stone. You can also press the swap button in the converter above to flip the direction in one click.
Is this stone to kilogram converter accurate?
Yes. It uses internationally defined SI conversion factors, as maintained by the BIPM, and all math runs in your browser so nothing is rounded away on a server. For everyday use the displayed precision is more than enough.