Pound to Stone
1 lb =0.07142857st
About Pound to Stone
Pounds to stones is a common conversion in the UK and Ireland, where body weight is often spoken in stones and pounds. There are exactly 14 pounds in a stone, so this conversion turns a US-style pound figure into the British format.
To convert pounds to stones, divide the value in pounds by 14 (or multiply by 0.0714286). Stones = Pounds ÷ 14.
For example, 154 lb ÷ 14 = 11 stone. A person weighing 154 pounds weighs exactly 11 stone.
Pound to Stone table
| Pound (lb) | Stone (st) |
|---|---|
| 1 | 0.07142857 |
| 7 | 0.5 |
| 14 | 1 |
| 28 | 2 |
| 56 | 4 |
| 100 | 7.14285714 |
| 140 | 10 |
| 154 | 11 |
| 200 | 14.28571429 |
| 280 | 20 |
Common use cases
- 01Translating US body weight (pounds) into UK stones
- 02Tracking weight loss in the stone-and-pounds format
- 03Comparing fitness data across the US and UK
- 04Reading UK scales and health charts
A bit of history
The stone was standardized at 14 pounds for body weight by the British Weights and Measures Act of 1835. It remains in everyday informal use for personal weight in Britain and Ireland.
Frequently asked questions
How many stones are in a pound?+
1 pound equals 0.0714 stone (one fourteenth of a stone).
How many pounds are in a stone?+
1 stone equals exactly 14 pounds.
How many stone is 140 lb?+
140 pounds equals exactly 10 stone.
How do I convert pounds to stones and pounds?+
Divide the pounds by 14 — the whole number is stones and the remainder is leftover pounds. For example, 150 lb = 10 stone 10 lb.
Need the reverse?
Convert Stone to Pound →