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Stones to Kilograms Converter

Convert stones (st) to kilograms (kg), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter a weight, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

About valueA number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
About toThe unit you want the answer in. Swap exchanges the two units.
Result
Result
6.35029318 kg
short tons (US tons)
0.007 ton
long tons (imperial tons)
0.00625 long ton
metric tons (tonnes)
0.00635029318 t
pounds
14 lb
ounces (avoirdupois)
224 oz
grams
6,350.29318 g
milligrams
6,350,293.18 mg
micrograms
6,350,293,180 µg
carats
31,751.4659 ct
atomic mass units (daltons)
3.8242359357 × 10²⁷ u

1 st = 6.35029318 kg

Show the working
  1. 1 st = 6.35029318 kg
  2. 1 × 6.35029318 = 6.35029318 kg

How to convert stones to kilograms

1 st = 6.35029318 kg, so multiply by 6.35029318 to go from stones to kilograms. Going the other way, 1 kg = 0.157473044418 st.

kg = st × 6.35029318
st = kg × 0.157473044418

Worked example:

1 st = 6.35029318 kg
5 × 6.35029318 = 31.7514659 kg

Stones to kilograms table

StonesKilograms
1 st6.35029318 kg
2 st12.70058636 kg
3 st19.05087954 kg
4 st25.40117272 kg
5 st31.7514659 kg
6 st38.10175908 kg
7 st44.45205226 kg
8 st50.80234544 kg
9 st57.15263862 kg
10 st63.5029318 kg
15 st95.2543977 kg
20 st127.0058636 kg
25 st158.7573295 kg
30 st190.5087954 kg
40 st254.0117272 kg
50 st317.514659 kg
75 st476.2719885 kg
100 st635.029318 kg
250 st1,587.573295 kg
500 st3,175.14659 kg
1000 st6,350.29318 kg

About the units

Stones (st)
Stones, a imperial unit. Definition: UK Weights and Measures Act 1985, Schedule 1 (imperial units).
Kilograms (kg)
Kilograms, a metric unit. Definition: BIPM SI Brochure.

Formula version 0.1.0Reviewed