1 st equals 6.35029 kg. To convert Stone to Kilogram, multiply the value by 6.35029; divide by 6.35029 to convert back. Enter any number above and the result appears instantly — free and entirely in your browser.
How do you convert Stone to Kilogram?
The conversion formula is kg = st × 6.35029. The conversion factor is fixed by definition, so the result is always exact.
Stone to Kilogram conversion table
| st | kg |
|---|---|
| 1 st | 6.35029 kg |
| 5 st | 31.7515 kg |
| 10 st | 63.5029 kg |
| 25 st | 158.757 kg |
| 50 st | 317.515 kg |
| 100 st | 635.029 kg |
What is Stone (st)?
The stone (st) equals 14 pounds or about 6.35 kg. It is used mainly in the UK and Ireland for body weight.
What is Kilogram (kg)?
The kilogram (kg) is the SI base unit of mass and the standard unit for body weight and groceries in most of the world.
Why convert Stone to Kilogram?
The metric world weighs in grams and kilograms; the US and UK also use ounces, pounds and stones. Recipes, body weight and shipping constantly require converting between them.
The pound is defined as exactly 0.45359237 kg (1959), so 1 kg = 2.2046 lb. An ounce is about 28.35 g, and a UK stone is 14 lb (about 6.35 kg).
How to convert Stone to Kilogram
- Enter the value in Stone into the left field of the converter.
- Read the result in Kilogram instantly in the right field — it updates automatically.
- Use the swap button to reverse the direction (Kilogram to Stone).
The converter runs entirely in your browser: no uploads, no queue, no limits. You can even use it offline.