Convert Inches to Centimetres (in to cm)

Enter a value in inches to convert it to centimetres instantly.

Convert Inches to Centimetres (in to cm)

Inches (in) are an imperial length unit; centimetres (cm) are the metric standard. The conversion is exact: 1 inch = 2.54 cm. One inche equals 2.54 cm, so the calculator above gives the answer the instant you type.

The formula

centimetres = inches × 2.54. To convert the other way, divide by 2.54 (or use the swap button above).

Worked example

To convert 12 in to centimetres: 12 × 2.54 = 30.48 cm. 12 inches (1 foot) = 30.48 cm.

Inches to Centimetres conversion table

incm
1 in2.54 cm
2 in5.08 cm
3 in7.62 cm
6 in15.24 cm
12 in30.48 cm
18 in45.72 cm
24 in60.96 cm
36 in91.44 cm
48 in121.92 cm
60 in152.4 cm

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Frequently Asked Questions

1 in = 2.54 cm.
12 × 2.54 = 30.48 cm.
Multiply the number of inches by 2.54. 12 inches (1 foot) = 30.48 cm.