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Stones to Kilograms Converter

Quickly convert weight from stones and pounds to kilograms. Perfect for UK users tracking weight or converting recipes.

Enter the number of stones

Enter any additional pounds (0-13)

How it works

Quickly convert weight from stones and pounds to kilograms. Perfect for UK users tracking weight or converting recipes.


The Formula
1 stone = 14 pounds
1 pound ≈ 0.453592 kilograms

Worked Example
  1. Convert 10 stone 7 pounds to kg

    To convert 10 stone 7 pounds to kilograms: First, convert stones to pounds: 10 stone × 14 pounds/stone = 140 pounds. Add the remaining pounds: 140 + 7 = 147 pounds. Finally, convert total pounds to kilograms: 147 pounds × 0.45359237 kg/pound ≈ 66.678 kg.


Tips, Assumptions & Limitations
  • Remember 1 stone equals 14 pounds.
  • Use this tool for quick conversions for personal weight or recipe ingredients.
  • Results are rounded for practical use.
FAQ

The 'stone' is an imperial unit of mass, primarily used in the UK and Ireland for measuring body weight. One stone is precisely equal to 14 pounds.

Converting between stones and kilograms is useful for international communication, fitness tracking (as many health guidelines use kilograms), and following recipes or instructions that use metric units.

Yes, the international avoirdupois pound is officially defined as exactly 0.45359237 kilograms, so this conversion factor is constant and precise.

Companion article

Stones to Kilograms Converter: Your Guide to UK Weight Units

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