Pounds (lbs) to Stone (st) Converter
Enter a value to instantly convert between weight units.
1 Pound = 0.0714 Stone
Key Formulas
Kilogram → Pound
lb = kg × 2.20462Pound → Kilogram
kg = lb × 0.453592Gram → Ounce
oz = g × 0.035274Ounce → Gram
g = oz × 28.3495Formula
st = lb × (0.45359237 / 6.35029318)One pound is one fourteenth of a stone, about 0.0714286 st, so divide pounds by 14. NIST Handbook 44 gives 14 avoirdupois pounds per stone, with the pound at 0.45359237 kg per NIST footnote 22. 175 lb is 12.5 st, or 12 st 7 lb. If a scale has no stone setting, convert before comparing with a chart in stone.
Source: NIST exact and named mass definitions (definition-derived arithmetic)
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Frequently Asked Questions
Real-World Examples
A 196 lb body weight, which is 14 st.
196 lb = 14 st
A 150 lb body weight, given in stone.
150 lb = 10.71428571 st
Example: a 100 lb person.
100 lb = 7.142857143 st
A 14 lb weight, equal to one stone.
14 lb = 1 st