Numerly

Convert pounds to stone

1 pound equals 0.071429 stone. Type any number below — the other side updates instantly.

Pounds to stone — quick reference

poundsstone
70 lb5 st
100 lb7.1429 st
120 lb8.5714 st
140 lb10 st
150 lb10.7143 st
160 lb11.4286 st
180 lb12.8571 st
200 lb14.2857 st
220 lb15.7143 st
280 lb20 st

How to convert

Multiply the number of pounds by 0.071429 to get stones. To go the other way, multiply stones by 14 to get pounds. The conversion factor is fixed and exact, so you can use this on any value.

About these units

Pounds

Definition
A pound (symbol: lb, plural lbs) is a unit of mass equal to exactly 0.45359237 kg. Sixteen ounces make one pound.
History
The pound descends from the Roman libra. The international avoirdupois pound was standardized in 1959.
Current use
The pound is the dominant mass unit in the United States for body weight, food, postage, and commerce. Still used in the UK alongside kilograms.

Stone

Definition
A stone (symbol: st) equals exactly 14 pounds, or about 6.35 kg. It is a unit of mass used in the UK and Ireland.
History
The stone has medieval origins as a measurement standardized at trading posts, with values varying by commodity until the 14-pound standard took hold.
Current use
Predominantly used in the UK and Ireland for human body weight. Rare in the US.

Frequently asked

How many stone are in 1 pound?
1 pound = 0.071429 stone.
How do you convert pounds to stone?
Multiply the number of pounds by 0.071429 to get stones. To go the other way, multiply stones by 14 to get pounds. The conversion factor is fixed and exact, so you can use this on any value.
What is 160 pounds in stone?
160 pounds = 11.4286 stone.
Reverse conversionStone to pounds

Convert pounds to other mass units

Convert other mass units to stone

Popular mass & weight conversions

Share

Other popular converters

From across the rest of Numerly