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Stone to kg Converter (Stone to Kilograms)

1 stone = 6.35029318 kilograms. To convert st to kg, multiply by 6.35029318.

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100 st = 635.029 kg

1 st
6.3503 kg
1 kg
0.1575 st
10 st
63.5029 kg
100 st
635.0293 kg

How to convert Stone to kg

1 stone equals 6.35029318 kilograms, so the conversion is a single multiplication.

kg = st × 6.35029318

Example: 150 st × 6.35029318 = 952.544 kg.

About the stone and the kilogram

Stone (st)

The stone is 14 pounds (about 6.35 kg). It's still used for body weight in the UK and Ireland.

Kilogram (kg)

The kilogram is the SI base unit of mass, used by almost every country. Since 2019 it has been defined through a fixed value of the Planck constant instead of a metal cylinder kept near Paris.

1 stone in every weight unit

Pounds14 lbKilograms6.35 kg
Grams6,350.293 g
Ounces224 oz
Milligrams6,350,293.18 mg
Metric Tons0.00635 t
Short Tons (US)0.007 ton
Long Tons (UK)0.00625 LT
Carats31,751.466 ct
Grains98,000 gr
Troy Ounces204.167 oz t
Troy Pounds17.014 lb t
Pennyweights4,083.333 dwt
Micrograms6,350,293,180 µg
Slugs0.4351 slug
Hundredweight (US)0.14 US cwt
Hundredweight (UK)0.125 UK cwt
kg to StoneReverse conversionlbs to kg1 lb = 0.4536 kgkg to lbs1 kg = 2.2046 lbkg to Grams1 kg = 1,000 gGrams to kg1 g = 0.001 kgStone to lbs1 st = 14 lblbs to Stone1 lb = 0.07143 st

Quick answers

How many ounces in a pound?16 ouncesHow many grams in an ounce?28.35 gramsHow many pounds in a ton?2,000 pounds

Stone to kg FAQ

How many kilograms are in a stone?

1 stone = 6.35029318 kilograms.

How many stone are in a kilogram?

1 kilogram = 0.1574730444 stone.

How do I convert st to kg?

Use kg = st × 6.35029318. For example, 10 st = 63.503 kg.

Can I print this Stone to kg chart?

Yes. Use "Print / Save PDF" next to the converter for a one-page chart, or "Download CSV" to open it in Excel or Google Sheets.