How many cm in an inch?
There are 2.54 centimeters in one inch. Exact by definition since 1959.
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Conversion chart
| Inch | Centimeters |
|---|---|
| 0.25 inch | 0.635 centimeters |
| 0.5 inch | 1.27 centimeters |
| 1 inch | 2.54 centimeters |
| 2 inch | 5.08 centimeters |
| 3 inch | 7.62 centimeters |
| 4 inch | 10.16 centimeters |
| 5 inch | 12.7 centimeters |
| 10 inch | 25.4 centimeters |
In practice
Exact by definition since 1959. When a recipe or plan has to be exact, convert once and write the number down instead of converting each step.
Frequently asked questions
How many cm in an inch?
There are 2.54 centimeters in one inch.
How do I convert inch to centimeters?
Multiply the number of inchs by 2.54.
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