Inches to Centimeters (in to cm)
Free online inch to centimeter converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
LENGTH CONVERTER — INSTANT RESULT
Formula: multiply the inch value by 2.54 — i.e. cm = in × 2.54
Quick check: 1 in = 2.54 cm
Quick check: 1 in = 2.54 cm
Inches to Centimeters conversion table
| Inches (in) | Centimeters (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 |
| 15 in | 38.1 cm |
| 20 in | 50.8 cm |
| 25 in | 63.5 cm |
| 30 in | 76.2 cm |
| 40 in | 101.6 cm |
| 50 in | 127 cm |
| 75 in | 190.5 cm |
| 100 in | 254 cm |
| 250 in | 635 cm |
| 500 in | 1,270 cm |
| 1,000 in | 2,540 cm |
How to convert inches to centimeters
To convert inches to centimeters, multiply the amount in inches by 2.54. For example, 10 in = 25.4 cm. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between metric and imperial/US customary length units, plus nautical, astronomical and survey units. The meter is the SI base unit of length; all factors below are exact definitions where a legal definition exists.
Frequently asked questions
How many centimeters are in one inch?
One inch is exactly 2.54 centimeters.
How do I convert in to cm?
Multiply the in value by 2.54 to get cm. The converter at the top of this page does this automatically and works in both directions.
How much is 100 inches in centimeters?
100 inches equals 254 centimeters.