# Kilograms to Stones (kg to st) Source: https://www.unitconvertercalculator.com/weight/kilograms-to-stones/ **1 kg = 0.15747304441777 st** One kilogram equals approximately 0.15747 stone. Converting kilograms to stone is useful for people in the UK and Ireland who prefer to express their body weight in stone, or for anyone interpreting British weight references in media, health articles, or conversation. ## Formula Apply the conversion factor ## Conversion Table | Kilograms (kg) | Stones (st) | |---|---| | 1 kg | 0.15747304441777 st | | 2 kg | 0.31494608883554 st | | 5 kg | 0.78736522208885 st | | 10 kg | 1.5747304441777 st | | 25 kg | 3.9368261104442 st | | 50 kg | 7.8736522208885 st | | 100 kg | 15.747304441777 st | | 500 kg | 78.736522208885 st | | 1000 kg | 157.47304441777 st | ## Units ### Kilogram (kg) The base unit of mass in the International System of Units (SI). Equal to 1000 grams. Used worldwide for everyday weighing and commerce. ### Stone (st) A British unit of mass equal to 14 pounds or approximately 6.35 kilograms. Commonly used in the UK and Ireland for body weight. ## Background A person weighing 80 kg is about 12 stone 8 pounds. British TV shows, newspapers, and health articles routinely reference weight in stone. If you track your weight in kilograms on a fitness app but want to discuss it with British friends, you'll need this conversion. The NHS is gradually transitioning to kilograms, but stone remains dominant in British culture. ## Good to Know British weight loss programmes, diet books, and celebrity gossip columns almost always discuss weight in stone. Losing 'a stone' (6.35 kg / 14 lbs) is a common milestone referenced in UK health media. ## FAQ ### How many stone are in 1 kilogram? One kilogram equals approximately 0.15747 stone. For practical purposes, divide kilograms by 6.35 to get the approximate weight in stone. ### How do I convert kilograms to stone and pounds? Divide kilograms by 6.35029 to get stone. The decimal remainder represents the fraction of a stone, which you multiply by 14 to get pounds. Example: 75 kg ÷ 6.35 = 11.81 stone. 0.81 × 14 = 11.3 lbs. So 75 kg ≈ 11 stone 11 pounds. ### What is 100 kg in stone? 100 kg equals approximately 15 stone 10 pounds (15.747 stone). This is considered quite heavy and would typically be discussed as 'just under 16 stone' in British English. ## Non-Frequently Asked Questions ### Why 14 pounds per stone? Why not 10 or 12? The 14-pound stone was standardized in 1389 for weighing wool. Before that, different commodities used different stone weights (8-pound stone for meat, 5-pound for glass). England unified them at 14 for wool trade. The number 14 won by lobbying, not logic. ### Do British doctors secretly wish everyone would just use kilograms? Most British doctors do use kilograms for clinical purposes - drug dosing, BMI calculations, and medical records are all metric. But when they tell patients their weight, they often convert back to stones because that is what patients understand. Doctors are bilingual in weight units, fluent in kilograms professionally and stones socially. ### Is the stone's survival in Britain the greatest measurement rebellion in history? It ranks among the most successful. The British government officially abandoned the stone for trade in 1985. Forty years later, every British gym, every diet club, and every bathroom scale still uses stones. No enforcement mechanism can overcome a nation's emotional attachment to how they measure their own bodies. 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