Use this free, accurate pound to stone calculator to convert between Pound (lb) and Stone (st). Includes live instant results, complete mathematical formulas, conversion tables, and step-by-step examples.
0.0714285714 Stone
1 lb is equal to 0.071429 st.
st = lb × 0.07142857
weight Converters
To convert from Pound to Stone, multiply the value in Pound by 0.071429 (or use the formula: st = lb × 0.071429).
Take your initial measurement in Pound (lb). For instance, let's convert 1 lb.
Multiply by the standard conversion factor (0.071429).
The final converted measurement equals 0.071429 Stone (st).
Compare standard reference values and common conversion benchmarks.
| Pound (lb) | Stone (st) | Action |
|---|---|---|
| 1 lb | 0.07143 st | |
| 2 lb | 0.14286 st | |
| 3 lb | 0.21429 st | |
| 5 lb | 0.35714 st | |
| 10 lb | 0.71429 st | |
| 15 lb | 1.07143 st | |
| 20 lb | 1.42857 st | |
| 25 lb | 1.78571 st | |
| 50 lb | 3.57143 st | |
| 75 lb | 5.35714 st | |
| 100 lb | 7.14286 st | |
| 250 lb | 17.85714 st | |
| 500 lb | 35.71429 st | |
| 1000 lb | 71.42857 st |
Official standards, measurement systems, and real-world everyday applications.
An avoirdupois pound is a customary unit of mass equal to exactly 0.45359237 kilograms or 16 ounces.
Common Practical Uses
A stone is an Imperial mass unit equal to 14 pounds (approx 6.35029 kg), widely used for body weight in the UK and Ireland.
Common Practical Uses
Calculate from Stone (st) back to Pound (lb).
Frequently used unit conversions in this category:
Explore other measurement and calculation tools:
There are 0.071429 stones in 1 pounds. Exactly 1 lb is equal to 0.071429 st.
The conversion formula is: Stone = st = lb × 0.07142857. Applying this to 1 lb gives: 1 × 0.071429 = 0.071429 st.
To convert in reverse from stones to pounds, multiply by the inverse factor: 1 st = 14 lb. Alternatively, divide your Stone amount by 0.071429.
To calculate in your head, round the conversion multiplier (0.07) to the nearest easy whole or decimal number.
Pound (lb) belongs to the US customary and Imperial system, commonly used in Body weight in the US, Grocery produce, Aircraft payload. In comparison, Stone (st) is part of the Imperial system, frequently applied in Human body weight in the UK, Boxing weight classes.
Key milestones include: 1 lb = 0.071429 st, 5 lb = 0.3571 st, 10 lb = 0.7143 st, 50 lb = 3.5714 st, and 100 lb = 7.1429 st.