Pounds to Stone (lb to st) Converter
1 pound equals 0.07142857 stone (st) — divide pounds by 14, or multiply by 0.07142857, to convert. One stone is defined as exactly 14 pounds, so the factor is simply 1 ÷ 14.
The formula
To convert pounds to stone, multiply by the exact factor:
st = lb × 0.07142857
For example, 154 lb × 0.07142857 = 11 st. To reverse it, multiply stone by 14.
Conversion table
| Pounds (lb) | Stone (st) |
|---|---|
| 1 | 0.07142857 |
| 2 | 0.14285714 |
| 3 | 0.21428571 |
| 5 | 0.35714286 |
| 10 | 0.71428571 |
| 25 | 1.78571429 |
| 50 | 3.57142857 |
| 100 | 7.14285714 |
| 500 | 35.71428571 |
| 1000 | 71.42857143 |
How to convert online
- Type the number of pounds in the first box.
- Read the stone result instantly in the second box.
- Enter a stone value to convert back the other way.
Use the Pound to Stone Converter — free and instant in your browser.
Where this conversion is used
Pounds to stone is mainly a UK and Ireland bodyweight conversion, where personal weight is quoted in stone and pounds. It is useful when reading US or metric scales that show pounds, tracking weight-loss goals, and translating fitness figures for a British audience.
FAQ
How many stone are in a pound?
One pound equals 0.07142857 stone. So 14 pounds is exactly 1 stone.
What is the formula to convert pounds to stone?
Multiply the pound value by 0.07142857, or divide by 14: st = lb ÷ 14.
How do I convert stone back to pounds?
Multiply by 14. For example, 11 st × 14 = 154 pounds.
Is the conversion exact?
The stone is exactly 14 pounds, so the true factor is 1/14. The decimal 0.07142857 is that fraction rounded to eight places.
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