Convert stones to kilograms

1 st = 6.35029318 kg — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.

6.350 293 18kg
✓ Exact 1 st = 6.350 293 18 kg
Exact decimal: 6.35029318
As a fraction: 317514659/50000000
1 st = 6.35029318 kg

How to convert stones to kilograms

Multiply the number of stones by 6.35029318 to get kilograms.

The exact factor is 6.35029318 — as a fraction, 317514659/50000000.

Stone: Body weight in the UK and Ireland: 14 pounds.

Stone to Kilogram conversion table

Stones (st) Kilograms (kg)
1 st 6.350 293 2
2 st 12.700 586
3 st 19.050 88
5 st 31.751 466
10 st 63.502 932
20 st 127.005 86
25 st 158.757 33
50 st 317.514 66
100 st 635.029 32
250 st 1587.5733
500 st 3175.1466
1000 st 6350.2932

Kilogram to Stone conversion table

Kilograms (kg) Stones (st)
1 kg 0.157 473 04
2 kg 0.314 946 09
3 kg 0.472 419 13
5 kg 0.787 365 22
10 kg 1.574 730 4
20 kg 3.149 460 9
25 kg 3.936 826 1
50 kg 7.873 652 2
100 kg 15.747 304
250 kg 39.368 261
500 kg 78.736 522
1000 kg 157.473 04

Frequently asked

How many kilograms are in a stone?

One stone equals 6.35029318 kilograms (st → kg). That figure is exact, not rounded.

How do you convert stones to kilograms?

Multiply the number of stones by 6.35029318 to get kilograms.

What is 1 kg in stones?

One kilogram is 0.1574730444 stones.

What is 10 st in kg?

10 st = 63.502 932 kg.

What exactly is a stone?

Body weight in the UK and Ireland: 14 pounds.

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