Feet to Centimeters Converter

About the ft to cm calculation

One foot is exactly 30.48 centimeters, so converting between them is a single multiplication. Enter any value above and the result updates as you type. Used for human height in the US and UK, and for altitude in aviation globally. How height and clothing sizes are quoted almost everywhere outside the US.

Formula

cm = ft × 30.48

1 ft = 30.48 cm
1 cm = 0.032808 ft

Worked example

To convert 6 ft, multiply by 30.48: 6 × 30.48 = 182.88 cm.

Frequently asked questions

How many centimeters are in a foot?

There are 30.48 centimeters in one foot. To convert any amount, multiply the number of feet by 30.48.

How do I convert centimeters back to feet?

Divide instead of multiplying, or equivalently multiply by 0.032808. One centimeter is 0.032808 feet.

Is this conversion exact?

Yes. Since the international agreement of 1959, the relationship between feet and centimeters is defined exactly rather than measured, so the only rounding here is in how many decimal places we show.

Where is each of these units used?

Feet: used for human height in the US and UK, and for altitude in aviation globally. Centimeters: how height and clothing sizes are quoted almost everywhere outside the US.

Sources

• NIST Special Publication 811 — Guide for the Use of the International System of Units