Quick Answer
1 st is exactly 6.3503 kg
How to Calculate
- Start with the value: 1 stones
- Apply the formula: kg = st × 6.35029
- Calculate: 1 → 6.3503
- Result: 1 st = 6.3503 kg
To convert stones to kilograms, multiply the stone value by 6.35029. One stone equals 14 pounds or approximately 6.35 kilograms.
Reference Table
| Stones (st) | Kilograms (kg) |
|---|---|
| 0.1 | 0.635 |
| 0.25 | 1.5876 |
| 0.5 | 3.1751 |
| 1 | 6.3503 |
| 2 | 12.7006 |
| 3 | 19.0509 |
| 5 | 31.7515 |
| 10 | 63.5029 |
| 20 | 127.0058 |
| 50 | 317.5145 |
| 100 | 635.029 |
When You Need This Conversion
Body weight
Medical records, fitness tracking, and BMI calculations often require converting between pounds and kilograms.
Luggage limits
Airlines specify baggage weight limits differently. US carriers use pounds while international carriers often use kilograms.
Cooking ingredients
Recipes from different countries use grams or ounces. Precision matters especially in baking.
Postal shipping
Parcel weight determines shipping cost. Converting between systems ensures accurate pricing.
Gym & fitness
Weight plates and dumbbells are marked in either pounds or kilograms depending on the manufacturer.
Frequently Asked Questions
How many kilograms is 1 stones?
1 stones equals 6.3503 kilograms. This is calculated using the formula: kg = st × 6.35029.
What is the formula for converting stones to kilograms?
To convert stones to kilograms, multiply the stone value by 6.35029. One stone equals 14 pounds or approximately 6.35 kilograms.
Is 1 stones exactly 6.3503 kilograms?
1 stones is approximately 6.3503 kilograms. The precise value may have additional decimal places.
How can I visualize 1 stones?
1 stones — use the converter above to compare with other weight units.
How many kilograms are in a stone?
One stone equals approximately 6.35029 kilograms, or exactly 14 pounds.
What is 10 stone in kilograms?
10 stones equals approximately 63.5 kilograms.
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Last verified: March 2026. All conversion factors are based on internationally defined standards.