Pounds to Stones
Convert pounds to stones instantly — one pound is 0.0714286 stones.
| Pounds | Stones |
|---|---|
| 1 lb | 0.071429 st |
| 2 lb | 0.142857 st |
| 3 lb | 0.214286 st |
| 5 lb | 0.357143 st |
| 10 lb | 0.714286 st |
| 25 lb | 1.785714 st |
| 50 lb | 3.571429 st |
| 100 lb | 7.142857 st |
How to use
- Enter a value in the Pounds field.
- The Stones figure appears immediately — no button to press.
- Typing in the Stones field converts back to Pounds the same way.
- Use the reference table for the values that come up most often.
Pounds to Stones formula
To convert pounds to stones, multiply by 0.0714285714.
st = lb × 0.0714285714
Put another way, one pound is exactly 1/14 of a stone.
Why this factor: the pound and the stone are both defined against the kilogram, so dividing one definition by the other gives 0.0714285714 directly. Both definitions are set out in full below.
To go the other way, divide by 0.0714285714 — or use the Stones to Pounds converter, which is the same calculation reversed.
Worked example
Take 2 lb and multiply by the factor 0.0714285714: the result is 0.142857 st.
2 lb × 0.0714285714 = 0.142857 st
The converter above does this for any value you type, in either direction.
What is a pound?
The pound is the primary unit of weight in the United States.
Definition: Exactly 0.45359237 kilogram since the 1959 International Yard and Pound Agreement — an exact definition, not a rounded one.
Where it is used: Body weight, grocery and produce pricing, shipping rates, and gym weights in the US.
Worth knowing: This is the avoirdupois pound. The troy pound used for precious metals is different (about 373 g).
What is a stone?
A stone is fourteen pounds, still the customary unit for body weight in Britain and Ireland.
Definition: Fourteen avoirdupois pounds, so exactly 6.35029318 kilograms.
Where it is used: Personal body weight in the UK and Ireland, where weight is usually given as stones and pounds.
Worth knowing: Effectively unused in the United States, where body weight is quoted in pounds alone.
Pounds vs Stones
The pound and the stone belong to the same family of units, so converting between them is usually a matter of shifting a decimal point or applying a small whole-number factor.
Frequently asked questions
How many stones are in a pound?
One pound equals 0.0714285714 stones.
What is the formula to convert pounds to stones?
Multiply the number of pounds by 0.0714285714. To reverse it, divide by 0.0714285714 instead.
How do I convert stones back to pounds?
Divide by 0.0714285714, which is the same as multiplying by 14.
How many stones are in 10 pounds?
10 lb works out to 0.714286 st.
Is there anything to watch out for with pounds?
This is the avoirdupois pound. The troy pound used for precious metals is different (about 373 g).
How is the pound defined?
Exactly 0.45359237 kilogram since the 1959 International Yard and Pound Agreement — an exact definition, not a rounded one.