Inches to Centimeters Converter
1 inch = 2.54 centimeters. Multiply the number of inches by 2.54.
Result
1 in = 2.54 cm
1 in
2.54 cm
Both bars show the same amount: 1 in on top, 2.54 cm below.
Quick challenge
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Guess the conversion before you calculate it. How many can you get in a row?
How it works
Formula: cm = in × 2.54
1 inch equals 2.54 centimeters (and 1 centimeter equals 0.393701 inches). Multiply the number of inches by 2.54. For 12 inches: 12 × 2.54 = 30.48 cm.
Inches to centimeters conversion table
| in | cm |
|---|---|
| 1 in | 2.54 cm |
| 2 in | 5.08 cm |
| 3 in | 7.62 cm |
| 4 in | 10.16 cm |
| 5 in | 12.7 cm |
| 6 in | 15.24 cm |
| 7 in | 17.78 cm |
| 8 in | 20.32 cm |
| 9 in | 22.86 cm |
| 10 in | 25.4 cm |
| 11 in | 27.94 cm |
| 12 in | 30.48 cm |
| 13 in | 33.02 cm |
| 14 in | 35.56 cm |
| 15 in | 38.1 cm |
| 16 in | 40.64 cm |
| 17 in | 43.18 cm |
| 18 in | 45.72 cm |
| 19 in | 48.26 cm |
| 20 in | 50.8 cm |
| 25 in | 63.5 cm |
| 30 in | 76.2 cm |
| 35 in | 88.9 cm |
| 40 in | 101.6 cm |
| 45 in | 114.3 cm |
| 50 in | 127 cm |
| 55 in | 139.7 cm |
| 60 in | 152.4 cm |
| 65 in | 165.1 cm |
| 70 in | 177.8 cm |
| 75 in | 190.5 cm |
| 80 in | 203.2 cm |
| 85 in | 215.9 cm |
| 90 in | 228.6 cm |
| 95 in | 241.3 cm |
| 100 in | 254 cm |
Frequently asked questions
How many centimeters are in 1 inch?
1 inch = 2.54 centimeters. The other way round, 1 centimeter = 0.393701 inches.
How do I convert inches to centimeters?
Multiply the number of inches by 2.54. For example, 1 in = 2.54 cm.
How many centimeters is 12 inches?
12 inches = 30.48 centimeters (12 × 2.54 = 30.48).
How many centimeters is 55 inches?
55 inches = 139.7 centimeters (55 × 2.54 = 139.7).