How many cm is 1 inch?

1 inch is equal to 2.54 cm. To convert, multiply the inch value by 2.54.

What is the formula to convert inches to cm?

Multiply the inch value by 2.54. For example, 1 inch = 2.54 cm.

1 in = 2.54 cm

1 inch is equal to 2.54 cm. This conversion uses the standard length conversion factor between inches and cm.

Multiply the inch value by 2.54

1 in = 2.54 cm

The inch is used primarily in the United States, Canada, and the United Kingdom.
One inch was historically defined as the width of a man's thumb at the base of the nail.

Need a different value? Use our full inches to cm converter →