BlinkConvert

Calculators and converters

Inches to Centimeters

1 in = 2.54 cm. 1 inch is exactly 2.54 cm, so multiply inches by 2.54. For example, 12 in is 30.48 cm.

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How to use Inches to Centimeters

  1. Type a value in inches.
  2. Read the result in centimeters (or type in the second box to convert back).
  3. Check the chart below for common values.

Quick facts

Formula
cm = inches × 2.54
1 in
2.54 cm
1 cm
0.393701 in
Handy for
TV and monitor sizes, waist sizes and DIY measurements

Inches to Centimeters chart

Inches (in)Centimeters (cm)
0.51.27
12.54
25.08
37.62
410.16
512.7
615.24
820.32
1025.4
1230.48
1538.1
2460.96
2768.58
3281.28
3691.44
48121.92
55139.7
65165.1

Questions

How do I convert inches to centimeters?

1 inch is exactly 2.54 cm, so multiply inches by 2.54. Formula: cm = inches × 2.54.

How many centimeters are in one inch?

There are 2.54 centimeters in 1 inch.

How do I convert centimeters back to inches?

Multiply by 0.393701, or type in the second box above.

Last updated 13 November 2026.