pounds to stones calculator

Convert Pounds (lb) to Stones (st)

Enter a weight in pounds and instantly convert it into stones, including a mixed format result (stones + remaining pounds).

1 stone = 14 pounds

How this pounds to stones calculator works

This calculator uses the exact conversion factor used in UK and Irish weight measurements: 1 stone equals 14 pounds. To convert pounds to stones, divide pounds by 14.

For a practical, everyday reading, people often use a mixed result: whole stones plus leftover pounds. For example, 176 pounds is exactly 12 stone 8 pounds.

Conversion formula

  • Stones (decimal) = pounds ÷ 14
  • Whole stones = floor(pounds ÷ 14)
  • Remaining pounds = pounds − (whole stones × 14)

Quick pounds to stones conversion table

Pounds (lb) Stones (st) Stones + Pounds
98 lb7.00 st7 st 0 lb
112 lb8.00 st8 st 0 lb
126 lb9.00 st9 st 0 lb
140 lb10.00 st10 st 0 lb
154 lb11.00 st11 st 0 lb
168 lb12.00 st12 st 0 lb
182 lb13.00 st13 st 0 lb
196 lb14.00 st14 st 0 lb

Why stones are still used

The stone is a traditional British unit of weight still widely used for body weight. While kilograms are standard in scientific and medical contexts, stones remain common in everyday conversation in the UK. That is why converters like this are useful when reading fitness plans, health charts, and international weight references.

When to use pounds vs stones

  • Use pounds when following U.S.-based workout or nutrition programs.
  • Use stones when discussing body weight in UK settings.
  • Use both when communicating with people across regions.

Example conversions

Example 1: 150 lb to stones

150 ÷ 14 = 10.7143 stones. Mixed format: 10 stone 10 pounds.

Example 2: 200 lb to stones

200 ÷ 14 = 14.2857 stones. Mixed format: 14 stone 4 pounds.

Example 3: 135.5 lb to stones

135.5 ÷ 14 = 9.6786 stones. Mixed format: 9 stone 9.5 pounds.

FAQ

Is stone singular or plural?

Both are used naturally in speech: “11 stone” and “11 stones.” In formal writing, “stone” is often used as the unit symbol context (st), while “stones” appears in sentence form.

Can I enter decimal pounds?

Yes. This calculator accepts whole numbers and decimals, so values like 165.2 lb work perfectly.

How accurate is this conversion?

It is mathematically exact using the standard factor of 14 pounds per stone. Rounded display values are provided for readability.

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