1 inch to cm

Convert 1 inches to centimeters — result, formula and a quick reference table.

Result
1 inch = 2.54 cm

Formula

centimeters = inches × 2.54
1 × 2.54 = 2.54

1 inche equals 2.54 centimeters, so 1 inch = 2.54 cm.

Quick conversion table

1 inch = 2.54 cm
2 inch = 5.08 cm
3 inch = 7.62 cm
4 inch = 10.16 cm
5 inch = 12.7 cm
6 inch = 15.24 cm

Related conversions

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About this conversion

1 inch to cm converts to 2.54 cm. 1 inche equals 2.54 centimeters, so 1 inch = 2.54 cm.

1 inch is the standard spacing used for screws, tiles and paper margins.

To convert any value, use the formula centimeters = inches × 2.54. For other amounts, see the quick table above or open the full unit converter.

FAQ

How many cm is 1 inch?
1 inches equals 2.54 centimeters (1 inch = 2.54 cm).
How do you convert 1 inch to cm?
Use centimeters = inches × 2.54. So 1 × 2.54 = 2.54.
Is the 1 inch to cm result exact?
It is rounded to 4 decimal places using the standard conversion factor, which is accurate for everyday and most technical use.