Feet to cm
One ft equals 30.48 cm. Type any number and the answer appears as you type — the maths happens in your browser.
Result
The same value in every unit
| Unit | Value |
|---|
- Free
- Files never leave your device
- No sign-up
Common values
| feet | cm |
|---|---|
| 1 ft | 30.48 cm |
| 2 ft | 60.96 cm |
| 3 ft | 91.44 cm |
| 5 ft | 152.4 cm |
| 10 ft | 304.8 cm |
| 15 ft | 457.2 cm |
| 20 ft | 609.6 cm |
| 25 ft | 762 cm |
| 50 ft | 1524 cm |
| 100 ft | 3048 cm |
| 500 ft | 15240 cm |
| 1000 ft | 30480 cm |
How to use
- Enter the number of feet in the field.
- The result in cm updates on every keystroke.
- Use the table below for the values people look up most often.
Formula and reverse conversion
The formula
To convert by hand: cm = ft × 30.48. Going back the other way, one cm is 0.03280839895 ft.
Where the odd number comes from
The factor is not a round number because the imperial units are defined through the metric ones by international agreement: an inch is exactly 25.4 mm and a pound is exactly 0.45359237 kg. Everything else follows from those definitions.
cm = ft × 30.48
Frequently asked questions
How many cm are in one feet?
One ft is 30.48 cm.
How do I convert feet to cm?
Multiply by the factor: cm = ft × 30.48.
Is the result exact?
The factors are the exact legal definitions, and up to ten significant digits are kept in the answer. Rounding happens only in the display.
How do I convert cm back to feet?
One cm is 0.03280839895 ft — or open the reverse page linked below.