Square Inches to Square Centimeters
Convert square inches (in²) to square centimeters (cm²). Type in either box; the other updates as you go.
How to convert square inches to square centimeters
To convert square inches to square centimeters, multiply the number of square inches by 6.4516.
Example
Convert 5 square inches to square centimeters:
Square Inch to square centimeter conversion chart
| Square Inches (in²) | Square Centimeters (cm²) |
|---|---|
| 1 in² | 6.4516 cm² |
| 2 in² | 12.9032 cm² |
| 3 in² | 19.3548 cm² |
| 4 in² | 25.8064 cm² |
| 5 in² | 32.258 cm² |
| 6 in² | 38.7096 cm² |
| 7 in² | 45.1612 cm² |
| 8 in² | 51.6128 cm² |
| 9 in² | 58.0644 cm² |
| 10 in² | 64.516 cm² |
| 12 in² | 77.4192 cm² |
| 15 in² | 96.774 cm² |
| 20 in² | 129.032 cm² |
| 25 in² | 161.29 cm² |
| 30 in² | 193.548 cm² |
| 40 in² | 258.064 cm² |
| 50 in² | 322.58 cm² |
| 60 in² | 387.096 cm² |
| 70 in² | 451.612 cm² |
| 75 in² | 483.87 cm² |
| 80 in² | 516.128 cm² |
| 90 in² | 580.644 cm² |
| 100 in² | 645.16 cm² |
| 150 in² | 967.74 cm² |
| 200 in² | 1,290.32 cm² |
| 250 in² | 1,612.9 cm² |
| 500 in² | 3,225.8 cm² |
| 1,000 in² | 6,451.6 cm² |
Going the other way? See the square centimeters to square inches chart.
About the units
Square Inch (in²)
A square inch is the area of a square one inch on each side, exactly 6.4516 square centimeters.
Square Centimeter (cm²)
A square centimeter is the area of a square 1 cm on each side, one ten-thousandth of a square meter.
Frequently asked questions
How many square centimeters are in a square inch?
There are 6.4516 square centimeters in a square inch.
How many square inches are in a square centimeter?
There are 0.15500031 square inches in a square centimeter.
How do you convert square inches to square centimeters?
To convert square inches to square centimeters, multiply the number of square inches by 6.4516.
What is 5 square inches in square centimeters?
5 square inches equals 32.258 square centimeters.
Convert between square feet, square meters, acres, hectares and other units of area. Open the area converter to see a value in every unit at once.