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Pound to Stone (UK)
Convert pound (lb) to stone (st) — with the exact factor, a quick-reference table and a free converter that works offline.
1 lb = 0.07142857 st
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Conversion table
| Pound (lb) | Stone (st) |
|---|---|
| 1 lb | 0.07142857 st |
| 2 lb | 0.1428571 st |
| 5 lb | 0.3571429 st |
| 10 lb | 0.7142857 st |
| 20 lb | 1.428571 st |
| 50 lb | 3.571429 st |
| 100 lb | 7.142857 st |
| 500 lb | 35.71429 st |
How the conversion works
Both units measure mass. One pound equals exactly 0.07142857 st, so multiply by that factor to convert. UK stone = 14 lb.
FAQ
How many stones in a pound?
1 lb = 0.07142857 st.
How do I convert pound to stone?
Multiply the pound value by 0.07142857. For example, 10 lb × 0.07142857 = 0.7142857 st.
Where does the factor come from?
The conversion factor is defined in NIST SP 811; both units are mass units converted through kilogram.
Related conversions
Conversion factors: NIST SP 811. Computed by the same engine that powers the app.
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