Stone to Kilograms
Convert st to kg quickly with this free online calculator. The page explains the conversion rule, gives practical examples and provides a quick reference table.
1 stone equals about 6.35029 kilograms.
How to use the Stone to Kilograms
- Enter the number you want to convert.
- Confirm the source unit shown beside the input.
- Choose decimal precision if you need more or less detail.
- Read the converted result.
- Copy the result when you need to use it elsewhere.
How the conversion works
1 stone equals about 6.35029 kilograms.
For a simple fixed-factor conversion, the calculator multiplies the entered value by the stated factor. Temperature scales and certain specialized tools use their specific mathematical relationship instead.
Common st to kg conversions
| st | kg |
|---|---|
| 1 st | 6.350293 kg |
| 2 st | 12.700586 kg |
| 5 st | 31.751466 kg |
| 10 st | 63.502932 kg |
| 20 st | 127.005864 kg |
| 50 st | 317.514659 kg |
Example
For example, entering 1 st gives approximately 6.350293 kg using the rule above. Change the input to test your own value.
Frequently asked questions
Accuracy note: This calculator is a practical reference. For regulated, safety-critical or specialized work, verify the result against the applicable standard.
Page reviewed: August 24, 2026.