Pounds to Stones Converter
There are 0.0714286 stones in one pound. To convert pounds to stones, multiply by 0.0714286.
How to Convert Pounds to Stones
To convert pounds to stones, multiply by 0.0714286. For an exact result, divide by 14 instead.
For example: 5 pounds × 0.0714286 = 0.357143 stones.
Where This Comes Up
Anyone posting an American weight on a British fitness forum, or filling in a UK medical form, has to express pounds in stones. The result is usually written as whole stones plus the remaining pounds.
154 pounds is exactly 11 stone, one of the few American-sounding weights that lands on a whole stone.
What People Get Wrong
The decimal answer is not how the unit is spoken. 160 pounds is 11.4286 stone, but a British speaker would say "11 stone 6", taking 0.4286 times 14 to get the loose pounds.
Pounds to Stones Conversion Table
| Pounds (lb) | Stones (st) |
|---|---|
| 1 | 0.0714286 |
| 2 | 0.142857 |
| 3 | 0.214286 |
| 4 | 0.285714 |
| 5 | 0.357143 |
| 6 | 0.428571 |
| 7 | 0.5 |
| 8 | 0.571429 |
| 9 | 0.642857 |
| 10 | 0.714286 |
| 11 | 0.785714 |
| 12 | 0.857143 |
| 13 | 0.928571 |
| 14 | 1 |
| 15 | 1.07143 |
| 16 | 1.14286 |
| 17 | 1.21429 |
| 18 | 1.28571 |
| 19 | 1.35714 |
| 20 | 1.42857 |
| 25 | 1.78571 |
| 30 | 2.14286 |
| 40 | 2.85714 |
| 50 | 3.57143 |
| 75 | 5.35714 |
| 100 | 7.14286 |
| 250 | 17.8571 |
| 500 | 35.7143 |
| 1,000 | 71.4286 |
About These Units
The pound
The pound is exactly 0.45359237 kilograms and contains 16 ounces. It is the standard American unit for body weight, groceries and shipping.
The stone
A stone is 14 pounds, or about 6.35 kilograms. It is still the normal way to state body weight in the United Kingdom and Ireland, but it is not used in the United States.
Definitions follow NIST Special Publication 811, Appendix B. See how we calculate for the exact values and rounding rules.
Frequently Asked Questions
How many stones is 200 pounds?
200 pounds is 14.2857 stone, which is spoken as 14 stone 4.
How do I turn the decimal into stones and pounds?
Keep the whole number of stones, then multiply what is left by 14. For 14.2857 stone, 0.2857 times 14 is 4, giving 14 stone 4.
How many stones is 180 lb?
180 pounds is 12.8571 stone, or 12 stone 12.
Is a stone the same in the UK and the US?
The unit is the same 14 pounds, but only the UK and Ireland use it in everyday speech.