Kilograms to Stones Converter
There are 0.157473 stones in one kilogram. To convert kilograms to stones, multiply by 0.157473.
How to Convert Kilograms to Stones
To convert kilograms to stones, multiply by 0.157473.
For example: 5 kilograms × 0.157473 = 0.787365 stones.
Where This Comes Up
Metric scales, European medical records and most fitness apps report kilograms, but a British or Irish reader thinks in stones. This conversion bridges the two without going through pounds first.
70 kilograms is 11.0231 stone, which a British speaker would round off as "just over 11 stone".
What People Get Wrong
British usage expects whole stones plus pounds, so a bare decimal looks wrong in context. 80 kg is 12.5978 stone, which is spoken as "12 stone 8".
Kilograms to Stones Conversion Table
| Kilograms (kg) | Stones (st) |
|---|---|
| 1 | 0.157473 |
| 2 | 0.314946 |
| 3 | 0.472419 |
| 4 | 0.629892 |
| 5 | 0.787365 |
| 6 | 0.944838 |
| 7 | 1.10231 |
| 8 | 1.25978 |
| 9 | 1.41726 |
| 10 | 1.57473 |
| 11 | 1.7322 |
| 12 | 1.88968 |
| 13 | 2.04715 |
| 14 | 2.20462 |
| 15 | 2.3621 |
| 16 | 2.51957 |
| 17 | 2.67704 |
| 18 | 2.83451 |
| 19 | 2.99199 |
| 20 | 3.14946 |
| 25 | 3.93683 |
| 30 | 4.72419 |
| 40 | 6.29892 |
| 50 | 7.87365 |
| 75 | 11.8105 |
| 100 | 15.7473 |
| 250 | 39.3683 |
| 500 | 78.7365 |
| 1,000 | 157.473 |
About These Units
The kilogram
The kilogram is the SI base unit of mass, redefined in 2019 in terms of the Planck constant. The pound is now legally defined as exactly 0.45359237 kilograms.
The stone
A stone is 14 pounds, or about 6.35 kilograms. It is still the normal way to state body weight in the United Kingdom and Ireland, but it is not used in the United States.
Definitions follow NIST Special Publication 811, Appendix B. See how we calculate for the exact values and rounding rules.
Frequently Asked Questions
How many stones is 80 kg?
80 kilograms is 12.5978 stone, or 12 stone 8.
How many stones is 100 kg?
100 kilograms is 15.7473 stone, which is 15 stone 10.
What is the mental shortcut?
Divide by 6.35, or divide by 6 and take off 6 percent. For 60 kg that gives about 9.4 stone.
How do I get the loose pounds?
Multiply the part after the decimal point by 14. In 12.5978 stone, 0.5987 times 14 is 8.4, so it is 12 stone 8.