Inches to Centimeters Converter
Enter a value in inches to instantly get the result in centimeters.
How to Convert Inches to Centimeters
The formula is: cm = inches × 2.54
One inch is exactly 2.54 centimeters by definition. This relationship is exact — no rounding required. The inch is part of the imperial measurement system used in the United States, while centimeters are part of the metric system used internationally.
Inches to Centimeters Conversion Table
| Inches (in) | Centimeters (cm) |
|---|---|
| 1 in | 2.540 cm |
| 2 in | 5.080 cm |
| 3 in | 7.620 cm |
| 6 in | 15.240 cm |
| 12 in | 30.480 cm |
| 18 in | 45.720 cm |
| 24 in | 60.960 cm |
| 36 in | 91.440 cm |
| 48 in | 121.920 cm |
| 60 in | 152.400 cm |
| 72 in | 182.880 cm |
Frequently Asked Questions
How many centimeters are in an inch?
One inch equals exactly 2.54 centimeters.
What is the formula to convert inches to cm?
cm = inches × 2.54. For example, 12 inches × 2.54 = 30.48 cm.
How many cm is 6 feet?
6 feet = 72 inches × 2.54 = 182.88 cm.
How do I convert 5 feet 11 inches to cm?
5 feet 11 inches = 71 inches × 2.54 = 180.34 cm.