Inch to centimeter conversion
1 Inch in CM
1 inch = 2.54 cm
Exact result using 1 inch = 2.54 cm
in
cm
1 in = 2.54 cm
1 in × 2.54 = 2.54 cm
Decimal inches1 in
Feet + inches0 ft 1 in
Nearest 1/16 inch1"
Conversion formula
Multiply the length in inches by 2.54:
1 × 2.54 = 2.54 cm
What does 1 inches look like?
This is a small measurement often used for hardware, craft materials, and compact product details.
Nearby conversions
- 0.5 inches in cm
- 1.5 inches in cm
- 2.54 cm in inches
- Inch to cm chart
- Inches to cm converter
- Conversion formula guide
Frequently asked questions
How many cm is 1 inch?
1 inch equals exactly 2.54 centimeters.
How do you convert 1 inches to cm?
Multiply 1 by 2.54. The calculation is 1 × 2.54 = 2.54 cm.
Is 2.54 cm an exact result?
Yes. One inch is defined as exactly 2.54 cm, so this multiplication is exact.