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Stones to Kilograms Converter

Convert stones (st) to kilograms (kg) instantly. Includes formula, worked example, and a full reference chart from 1 to 1000 st.

Stones
st
Kilograms
kg
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How to convert stones to kilograms

One stone equals exactly 14 pounds, or approximately 6.35029 kilograms. To convert stones to kilograms, multiply the stone value by 6.35029.

Formula

kilograms = stones × 6.35029

Worked example

Convert 12 st to kg:
12 st × 6.35029318 → 76.203518 kg

Common stones to kilograms values

Quick reference for common stone values:

Stones to Kilograms conversion table

Full reference chart — useful for cooking, fitness, engineering, or homework.

StonesKilograms
1 st6.350293 kg
2 st12.700586 kg
3 st19.05088 kg
5 st31.751466 kg
10 st63.502932 kg
20 st127.005864 kg
25 st158.757329 kg
50 st317.514659 kg
75 st476.271989 kg
100 st635.029318 kg
250 st1,587.5733 kg
500 st3,175.1466 kg
1000 st6,350.2932 kg

Kilograms to Stones table (reverse)

Looking the other way? Here's the reverse conversion:

KilogramsStones
1 kg0.157473 st
2 kg0.314946 st
3 kg0.472419 st
5 kg0.787365 st
10 kg1.57473 st
20 kg3.149461 st
25 kg3.936826 st
50 kg7.873652 st
75 kg11.810478 st
100 kg15.747304 st
250 kg39.368261 st
500 kg78.736522 st
1000 kg157.473044 st

Frequently asked questions

How many kilograms are in 1 stone?

There are 6.350293 kg in 1 st.

How many kilograms are in 10 stones?

10 st = 63.502932 kg.

How many stones are in 1 kilogram?

1 kg = 0.157473 st.

What is the formula to convert stones to kilograms?

The formula is kilograms = stones × 6.35029.

Are stones the same in the US and UK?

The stone is a UK and Irish unit of mass equal to 14 pounds. It is still commonly used to express body weight in the UK and Ireland but is no longer used in the US.

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