Stones to Kilograms converter

Convert stones (st) to kilograms (kg) — results update instantly as you type.

Stones to Kilograms

To6.3503

1 st = 6.35029318 kg

How to convert Stones to Kilograms

Mass measurements range from milligrams in a pharmacy to metric tons in shipping. The metric world weighs in grams and kilograms, while the US and UK still use ounces, pounds, and stones — this converter handles all of them exactly.

All units convert through the gram. One pound is defined as exactly 453.59237 grams and one ounce as exactly 28.349523125 grams, so results are precise to the international definition.

Formula

st × 6.35029318 = kg

Multiply your stones value by 6.35029318 to get kilograms. For the reverse, divide by the same factor.

Stones to Kilograms conversion table

StonesKilograms
1 st6.350293 kg
2 st12.700586 kg
5 st31.751466 kg
10 st63.502932 kg
25 st158.757329 kg
100 st635.029318 kg

Common use cases

  • Body weight between kilograms, pounds, and stones
  • Recipe ingredients between grams and ounces
  • Luggage allowances between kilograms and pounds
  • Freight and cargo in metric tons

Frequently asked questions

One kilogram equals approximately 2.20462 pounds. Conversely, one pound is exactly 0.45359237 kilograms.