Weight
lbs to stone Converter
1 lb = 0.07143 st. Enter any value and the result updates instantly.
Convert
Accuracy and rounding
Useful for body weight, luggage, shipping, and gym equipment. Keep more decimals for labels and fewer for everyday estimates.
Metric mass units and avoirdupois pounds/ounces use fixed relationships. ConverterBase treats everyday weight pages as mass conversions.
For body weight, one decimal is usually enough. For labels, shipping, or ingredients, keep more precision in stone.
How to convert lbs to stone
- Type the lbs value in the calculator.
- Keep lbs selected as the from unit and stone selected as the to unit.
- Use the instant result, or copy it with the copy button.
lbs to stone chart
| lbs | stone |
|---|---|
| 1 lb | 0.07143 st |
| 5 lb | 0.35714 st |
| 10 lb | 0.71429 st |
| 50 lb | 3.5714 st |
| 100 lb | 7.1429 st |
| 140 lb | 10 st |
Formula
st = lb x 0.071428571429
Example: 1 lb = 0.07143 st.
Source
Kilogram-based SI definitions and exact avoirdupois pound relationships.
Common questions
How do I convert lbs to stone?
Enter the lbs value in the converter, or multiply by the factor shown in the formula. 1 lb = 0.07143 st.
What should I watch out for?
ConverterBase treats these as mass conversions using fixed avoirdupois and metric relationships.
Where does this weight conversion come from?
Kilogram-based SI definitions and exact avoirdupois pound relationships. ConverterBase uses stable definitions and fixed conversion factors, not live or rounded market data.