Square Centimeters to Square Inches (cm² to in²)
Free online square centimeter to square inch converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
AREA CONVERTER — INSTANT RESULT
Formula: multiply the square centimeter value by 0.15500031 — i.e. in² = cm² × 0.15500031
Quick check: 1 cm² = 0.15500031 in²
Quick check: 1 cm² = 0.15500031 in²
Square Centimeters to Square Inches conversion table
| Square Centimeters (cm²) | Square Inches (in²) |
|---|---|
| 1 cm² | 0.15500031 in² |
| 2 cm² | 0.31000062 in² |
| 3 cm² | 0.46500093 in² |
| 4 cm² | 0.62000124 in² |
| 5 cm² | 0.77500155 in² |
| 6 cm² | 0.93000186 in² |
| 7 cm² | 1.08500217 in² |
| 8 cm² | 1.24000248 in² |
| 9 cm² | 1.39500279 in² |
| 10 cm² | 1.5500031 in² |
| 15 cm² | 2.32500465 in² |
| 20 cm² | 3.1000062 in² |
| 25 cm² | 3.87500775 in² |
| 30 cm² | 4.6500093 in² |
| 40 cm² | 6.2000124 in² |
| 50 cm² | 7.7500155 in² |
| 75 cm² | 11.62502325 in² |
| 100 cm² | 15.500031 in² |
| 250 cm² | 38.7500775 in² |
| 500 cm² | 77.500155 in² |
| 1,000 cm² | 155.00031 in² |
How to convert square centimeters to square inches
To convert square centimeters to square inches, multiply the amount in square centimeters by 0.15500031. For example, 10 cm² = 1.5500031 in². To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert between metric and imperial/US land area units, including the acre (43,560 ft² exactly) and hectare (10,000 m²) used worldwide for land measurement.
Frequently asked questions
How many square inches are in one square centimeter?
One square centimeter is exactly 0.15500031 square inches.
How do I convert cm² to in²?
Multiply the cm² value by 0.15500031 to get in². The converter at the top of this page does this automatically and works in both directions.
How much is 100 square centimeters in square inches?
100 square centimeters equals 15.500031 square inches.