Pounds to Stone Converter
Convert pounds to stone instantly with this free pounds to stone converter. Enter any value to get an accurate weight & mass conversion, plus the formula, the conversion factor and a full reference table.
What is 1 pound in stone?
1 pound is equal to 0.071428571 stone.
1 ÷ 14 = 0.071428571 stone
1 pound = 0.0714285714 stone
Pounds to Stone formula
st = lb ÷ 14
The pounds to stone conversion factor is 0.071428571429, which is exact by definition. 1 pound = 0.071428571429 stone, and 1 stone = 14 pounds.
Worked examples
- 2 pounds = 0.142857143 stone — 2 ÷ 14 = 0.142857143 stone
- 6 pounds = 0.428571429 stone — 6 ÷ 14 = 0.428571429 stone
- 10 pounds = 0.714285714 stone — 10 ÷ 14 = 0.714285714 stone
Pounds to Stone conversion table
Every value below is calculated with the exact conversion factor and rounded for display.
| Pounds (lb) | Stone (st) |
|---|---|
| 1 lb | 0.07142857 st |
| 2 lb | 0.14285714 st |
| 3 lb | 0.21428571 st |
| 4 lb | 0.28571429 st |
| 5 lb | 0.35714286 st |
| 6 lb | 0.42857143 st |
| 7 lb | 0.5 st |
| 8 lb | 0.57142857 st |
| 9 lb | 0.64285714 st |
| 10 lb | 0.71428571 st |
| 12 lb | 0.85714286 st |
| 15 lb | 1.0714286 st |
| 20 lb | 1.4285714 st |
| 25 lb | 1.7857143 st |
| 30 lb | 2.1428571 st |
| 50 lb | 3.5714286 st |
| 75 lb | 5.3571429 st |
| 100 lb | 7.1428571 st |
| 500 lb | 35.714286 st |
| 1,000 lb | 71.428571 st |
When you need to convert pounds to stone
- Cooking from recipes that give ingredients by weight in a different system.
- Checking airline baggage allowances, which are quoted in kilograms almost everywhere except the US.
- Recording body weight, gym plate loads or shipping weights across regions.
Getting a feel for the scale
A converted number is easier to trust when you can picture it. These reference points let you sanity-check the result at a glance.
Pound (lb)
- A loaf of bread is about 1 lb
- A US gallon of water weighs 8.34 lb
Stone (st)
- Stones are still used for body weight in the UK and Ireland
- 1 stone = 14 pounds
Common mistakes to avoid
- Dividing when you should multiply. Because 1 pound = 0.071429 stone, the answer should be smaller than the number you started with.
- Rounding too early. Convert first at full precision, then round the final answer to the precision the task actually needs.
How precise does the answer need to be?
Kitchen scales resolve to about 1 g or 0.1 oz, so two significant figures beyond the decimal point is wasted precision. Postage and freight are normally rounded up to the next billing increment.
How these units are defined
- Pound (lb): Exactly 0.45359237 kilograms; the primary US weight unit. This unit's relationship to the SI base unit is exact by definition, so no rounding enters the conversion factor.
- Stone (st): 14 pounds; the everyday unit for body weight in the UK and Ireland. This unit's relationship to the SI base unit is exact by definition, so no rounding enters the conversion factor.
Related conversions
Frequently asked questions
- What is 1 pound in stone?
- 1 pound is equal to 0.071428571 stone.
- How many pounds are in one stone?
- There are 14 pounds in 1 stone.
- How do you convert pounds to stone?
- Multiply the number of pounds by 0.071428571 — or use the formula st = lb ÷ 14.
- What is 6 pounds in stone?
- 6 pounds is 0.428571429 stone. 6 ÷ 14 = 0.428571429 stone.
- Is the pounds to stone conversion exact?
- Yes. The relationship is fixed by definition, so 0.071428571429 is an exact conversion factor — only the displayed result is rounded.