Kilograms to Stones & Pounds Converter

Enter the weight in kilograms below to convert it to stones.

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Result in Stones:

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1 kg = 0.157473 stones
1 kg = 2.204622 lb
1 kg = 2 lb 3.273952 oz

Do you want to convert stones to kilograms?


How to Convert Kilos to Stones and Pounds

To convert a measurement in kilograms to a measurement in stones, multiply the weight by the following conversion ratio: 0.157473 stones/kilogram.

Since one kilogram is equal to 0.157473 stones, you can use this simple formula to convert:

stones = kilograms × 0.157473

The weight in stones is equal to the weight in kilograms multiplied by 0.157473.

For example, here's how to convert 5 kilograms to stones using the formula above.
stones = (5 kg × 0.157473) = 0.787365 st

How Many Stones Are in a Kilogram?

There are 0.157473 stones in a kilogram, which is why we use this value in the formula above.

1 kg = 0.157473 st

Kilograms and stones are both units used to measure weight. Keep reading to learn more about each unit of measure.

What Is a Kilogram?

One kilogram is equal to 1,000 grams, 2.204623 pounds, or 1/1,000 of a metric ton.

The formal definition of the kilogram changed in 2019. One kilogram was previously equal to the mass of the platinum-iridium bar, known as the International Prototype of the Kilogram, which was stored in Sèvres, France.

The 2019 SI brochure now defines the kilogram using the Planck constant, and it is defined using the meter and second.[1] It is equal to the mass of 1,000 cubic centimeters, or milliliters, of water.

The kilogram, or kilogramme, is the SI base unit for weight and is also a multiple of the gram. In the metric system, "kilo" is the prefix for thousands, or 103. Kilograms can be abbreviated as kg; for example, 1 kilogram can be written as 1 kg.

Learn more about kilograms.

What Is a Stone?

One stone is equal to 14 pounds and is mostly used in the United Kingdom and Ireland as a unit of mass. It's most commonly used to measure personal body weight.[2]

The stone is an imperial unit of weight. Stones can be abbreviated as st; for example, 1 stone can be written as 1 st.

Learn more about stones.

Kilogram to Stone Conversion Table

Table showing various kilogram measurements converted to stones.
Kilograms Stones
1 kg 0.157473 st
2 kg 0.314946 st
3 kg 0.472419 st
4 kg 0.629892 st
5 kg 0.787365 st
6 kg 0.944838 st
7 kg 1.1023 st
8 kg 1.2598 st
9 kg 1.4173 st
10 kg 1.5747 st
11 kg 1.7322 st
12 kg 1.8897 st
13 kg 2.0472 st
14 kg 2.2046 st
15 kg 2.3621 st
16 kg 2.5196 st
17 kg 2.677 st
18 kg 2.8345 st
19 kg 2.992 st
20 kg 3.1495 st
21 kg 3.3069 st
22 kg 3.4644 st
23 kg 3.6219 st
24 kg 3.7794 st
25 kg 3.9368 st
26 kg 4.0943 st
27 kg 4.2518 st
28 kg 4.4092 st
29 kg 4.5667 st
30 kg 4.7242 st
31 kg 4.8817 st
32 kg 5.0391 st
33 kg 5.1966 st
34 kg 5.3541 st
35 kg 5.5116 st
36 kg 5.669 st
37 kg 5.8265 st
38 kg 5.984 st
39 kg 6.1414 st
40 kg 6.2989 st

References

  1. International Bureau of Weights and Measures, The International System of Units, 9th Edition, 2019, https://www.bipm.org/documents/20126/41483022/SI-Brochure-9-EN.pdf
  2. National Institute of Standards and Technology, Handbook 44 - 2012 - Appendix B, https://www.nist.gov/system/files/documents/2017/04/28/AppB-12-hb44-final.pdf

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