Stone to Kilograms Converter
1 stone = 6.35029 kilograms.
Enter a value
Result
1 stone =
6.35029 kg
1 st × 6.35029 = 6.35029 kg
1 lb = 0.45359237 kg exactly
The working
- 1. Convert 1 st to kilograms: 1 × 6.35029 = 6.35029.
- 2. Convert to kg: 6.35029 ÷ 1 = 6.35029.
1 st in every unit
Everyday weights
- Bag of sugar
- 1 kg
- Newborn baby
- 3.5 kg
- Adult (average)
- 70-80 kg
- Small car
- 1,000 kg
Conversion table
Stone to Kilograms
| Stone | Kilograms |
|---|---|
| 6 | 38.102 |
| 7 | 44.452 |
| 8 | 50.802 |
| 9 | 57.153 |
| 10 | 63.503 |
| 11 | 69.853 |
| 12 | 76.204 |
| 13 | 82.554 |
| 14 | 88.904 |
| 15 | 95.254 |
| 16 | 101.6 |
| 17 | 107.95 |
| 18 | 114.31 |
| 20 | 127.01 |
| 25 | 158.76 |
Kilograms to Stone
| Kilograms | Stone |
|---|---|
| 6 | 0.94484 |
| 7 | 1.1023 |
| 8 | 1.2598 |
| 9 | 1.4173 |
| 10 | 1.5747 |
| 11 | 1.7322 |
| 12 | 1.8897 |
| 13 | 2.0471 |
| 14 | 2.2046 |
| 15 | 2.3621 |
| 16 | 2.5196 |
| 17 | 2.677 |
| 18 | 2.8345 |
| 20 | 3.1495 |
| 25 | 3.9368 |
Formula and worked example
kilograms = stone × 6.35029318 (1 stone is exactly 14 lb).
Convert 11 stone to kilograms: 11 × 6.3502932 = 69.8532 kg.
When you need this
Converting a weight in stone to kilograms is needed for medical forms, BMI calculations and fitness apps that only accept metric units.
Questions people ask
How many kilograms are in a stone?
One stone is 6.3502932 kilograms. 1 stone is exactly 14 lb.
How do I convert stone to kilograms?
Multiply the number of stone by 6.3502932.
What is 13 st in kg?
13 stone is 82.5538 kilograms.
How do I convert kilograms back to stone?
Multiply by 0.15747304: one kilogram is 0.15747304 stone.
Related conversions
How we calculate this
We use the standard published formula or definition for this calculation, and we show the working so you can check it. Source: NIST Special Publication 811, Guide for the Use of the International System of Units.
Spotted a mistake? Tell us and we'll check it. How we check our calculators