About the st to lb calculation
One stone is exactly 14 pounds, so converting between them is a single multiplication. Enter any value above and the result updates as you type. A British unit of exactly 14 pounds, still the normal way to state bodyweight in the UK. The everyday US weight unit. Defined as exactly 0.45359237 kg since 1959.
Formula
lb = st × 14
1 st = 14 lb
1 lb = 0.071429 stWorked example
To convert 11 st, multiply by 14: 11 × 14 = 154 lb.
Frequently asked questions
How many pounds are in a stone?
There are 14 pounds in one stone. To convert any amount, multiply the number of stone by 14.
How do I convert pounds back to stone?
Divide instead of multiplying, or equivalently multiply by 0.071429. One pound is 0.071429 stone.
Is this conversion exact?
Yes. Since the international agreement of 1959, the relationship between stone and pounds is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.
Where is each of these units used?
Stone: a British unit of exactly 14 pounds, still the normal way to state bodyweight in the UK. Pounds: the everyday US weight unit. Defined as exactly 0.45359237 kg since 1959.
Sources
- NIST Special Publication 811 — Guide for the Use of the International System of Units