Instant Unit Conversion
Convert Kilograms to Stone (kg to st)
Exact formula, conversion factors, live calculator, and reference charts for kilograms to stone.
Method reviewed:Exact defined factors — international yard and pound (1959), US customary gallon and cup, SI — the values NIST SP 811 lists · reviewed September 2026
1 kilogram is equal to about 0.15747 stone. To convert kilograms to stone, divide by 6.35029318 — the exact number of kilograms in one stone.
Live Kilograms to Stone Calculator
st = kg ÷ 6.35029318Open full mass converter →Kilograms to Stone Conversion Table
Quick reference conversion chart from 1 to 100 kilograms.
| Kilograms (kg) | Stone (st) | Mathematical Formula |
|---|---|---|
| 1 kg | 0.1575 st | 1 × 0.157473 |
| 2 kg | 0.3149 st | 2 × 0.157473 |
| 5 kg | 0.7874 st | 5 × 0.157473 |
| 10 kg | 1.5747 st | 10 × 0.157473 |
| 15 kg | 2.3621 st | 15 × 0.157473 |
| 20 kg | 3.1495 st | 20 × 0.157473 |
| 25 kg | 3.9368 st | 25 × 0.157473 |
| 50 kg | 7.8737 st | 50 × 0.157473 |
| 75 kg | 11.8105 st | 75 × 0.157473 |
| 100 kg | 15.7473 st | 100 × 0.157473 |
Frequently Asked Questions
How many kilograms are in a stone?
Exactly 6.35029318 kg. A stone is 14 pounds, and a pound is exactly 0.45359237 kg.
Who still uses stone?
Chiefly the UK and Ireland, and almost entirely for body weight. A British doctor is as likely to say "eleven stone four" as to say 72 kg.
How do I read a stone value with pounds?
The remainder after the whole stone is in pounds, not decimals. 70 kg is 11.02 stone, which is 11 stone 0.3 lb — not 11 stone 2 lb.