Convert stone to kg

Type the number of stones that you wish to convert to kilograms.

1 st (stones) = 6.35029318 kg (kilograms)

How to Convert Stones to Kilograms

The stone and kilogram are both units of weight. 1 stone equals 6.35029318 kilograms. This means to convert stones to kilograms, you multiply by 6.35029318.

Formula

kilograms = stones × 6.35029318

Step-by-Step Example

Convert 5 st to kilograms:

1
Convert 5 st to kilograms

We need to convert stones to kilograms

2
Apply the formula

Since 1 st = 6.35029318 kg, multiply by 6.35029318

5 × 6.35029318 = 31.7514659

Answer

5 st = 31.7514659 kg

Stone to Kilogram Conversion Table

Quick reference table for common stone to kilogram conversions. Click any value for detailed calculation.

Stones (st) Kilograms (kg)
1 st 6.35029318 kg
2 st 12.70058636 kg
5 st 31.7514659 kg
10 st 63.5029318 kg
15 st 95.2543977 kg
20 st 127.0058636 kg
25 st 158.7573295 kg
50 st 317.514659 kg
100 st 635.029318 kg

About These Units

Stone (st)

A stone (st) equals exactly 14 pounds or 6.35 kilograms. Stones are primarily used in the United Kingdom and Ireland for measuring human body weight. For example, 10 stone 4 pounds means 144 pounds (65.3 kg). One stone equals 224 ounces.

Kilogram (kg)

The kilogram (kg) is the base unit of mass in the International System of Units (SI), used worldwide for measuring weight. One kilogram equals 1,000 grams or approximately 2.205 pounds. Kilograms measure body weight, food packaging, luggage limits, and scientific applications.

Frequently Asked Questions

How do I convert stones to kilograms?

To convert stones to kilograms, multiply the value by 6.35029318. For example, 10 st = 63.5029318 kg.

How many kilograms are in 1 stone?

1 stone equals 6.35029318 kilograms.

What is the formula for stones to kilograms?

The formula is: kg = st × 6.35029318.