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Convert Pound to Stone.

Input the value of pounds below to convert instantly to stones with standard conversions, definitions, and equations.

Weight & Mass Converter
lb
st
Value in Stones = Value in Pounds × 0.071429 Multiply the value in pounds by the conversion factor 0.071429.

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How to Convert Pounds to Stones

To convert pound to stone, we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.

pound-to-stone-formula.py
# Mathematical Formula
Value in Stones = Value in Pounds × 0.071429
# Worked Example (5 lb)
5 lb × 0.071429 = 0.3571 st
What is a Pound?

Pound (lb)

Standard imperial and US unit of mass equal to exactly 453.59237 grams.

What is a Stone?

Stone (st)

A unit of weight in the imperial system equal to 14 pounds. Commonly used in the UK for body weight.

Pound to Stone Conversion Table

Pound (lb) Stone (st)
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
100 lb 7.14286 st
250 lb 17.85714 st
500 lb 35.71429 st
1000 lb 71.42857 st

Stone to Pound Conversion Table

Stone (st) Pound (lb)
1 st 14 lb
2 st 28 lb
3 st 42 lb
5 st 70 lb
10 st 140 lb
15 st 210 lb
20 st 280 lb
25 st 350 lb
50 st 700 lb
100 st 1400 lb
250 st 3500 lb
500 st 7000 lb
1000 st 14000 lb
Questions

Frequently Asked Questions

How do I convert pounds to stones?

Multiply the value in pounds by the conversion factor 0.071429. For example, to convert 5 pounds to stones: 5 × 0.071429 = 0.3571 st.

What is the conversion factor from pound to stone?

The conversion factor is 0.071429. One pound is equal to 0.071429 stones.

What is the reverse conversion from stone to pound?

To convert stones back to pounds, multiply by 14 (or divide the value by 0.071429). One stone is equal to 14 pounds.

How many grams are in a pound?

There are exactly 453.59237 grams in a standard pound.

What is a stone in weight?

A stone is an imperial unit of weight equal to 14 standard pounds, or approximately 6.35 kilograms.

How many ounces are in a pound?

There are exactly 16 ounces in one standard pound.

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