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Inches to cm Converter (Inches to Centimeters)

1 inch = 2.54 centimeters. To convert in to cm, multiply by 2.54.

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100 in = 254 cm

1 in
2.54 cm
1 cm
0.3937 in
10 in
25.4 cm
100 in
254 cm

How to convert Inches to cm

1 inch equals 2.54 centimeters, so the conversion is a single multiplication.

cm = in × 2.54

Example: 150 in × 2.54 = 381 cm.

About the inch and the centimeter

Inch (in)

The inch has been exactly 2.54 cm since the 1959 international yard and pound agreement. In the US it's used for screens, lumber, tire sizes and height.

Centimeter (cm)

A centimeter is one hundredth of a meter. It's the usual unit for height, clothing sizes and screen measurements in metric countries.

1 inch in every length unit

Centimeters2.54 cmMeters0.0254 mFeet0.08333 ft
Kilometers0.0000254 km
Miles0.00001578 mi
Millimeters25.4 mm
Yards0.02778 yd
Nautical Miles0.00001371 nmi
Micrometers25,400 µm
Nanometers25,400,000 nm
Mils1,000 mil
Hands0.25 hh
Fathoms0.01389 ftm
Rods0.005051 rd
Chains0.001263 ch
Furlongs0.0001263 fur
Astronomical Units1.698e-13 au
Light-Years2.685e-18 ly

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Inches to cm FAQ

How many centimeters are in a inch?

1 inch = 2.54 centimeters.

How many inches are in a centimeter?

1 centimeter = 0.3937007874 inches.

How do I convert in to cm?

Use cm = in × 2.54. For example, 10 in = 25.4 cm.

Can I print this Inches to cm chart?

Yes. Use "Print / Save PDF" next to the converter for a one-page chart, or "Download CSV" to open it in Excel or Google Sheets.