How to convert square kilometers to square miles
One square kilometer equals 0.3861021585 square miles – put the other way, one square mile is 2.58998811 square kilometers. So divide the number of square kilometers by 2.58998811. For example, 5 km² ÷ 2.58998811 = 1.930510793 mi².
Square kilometers to square miles table
| Square kilometers (km²) | Square miles (mi²) |
|---|---|
| 0.1 km² | 0.0386102159 mi² |
| 0.5 km² | 0.1930510793 mi² |
| 1 km² | 0.3861021585 mi² |
| 2 km² | 0.7722043171 mi² |
| 3 km² | 1.158306476 mi² |
| 4 km² | 1.544408634 mi² |
| 5 km² | 1.930510793 mi² |
| 6 km² | 2.316612951 mi² |
| 7 km² | 2.70271511 mi² |
| 8 km² | 3.088817268 mi² |
| 9 km² | 3.474919427 mi² |
| 10 km² | 3.861021585 mi² |
| 15 km² | 5.791532378 mi² |
| 20 km² | 7.722043171 mi² |
| 25 km² | 9.652553964 mi² |
| 30 km² | 11.58306476 mi² |
| 50 km² | 19.30510793 mi² |
| 75 km² | 28.95766189 mi² |
| 100 km² | 38.61021585 mi² |
| 250 km² | 96.52553964 mi² |
| 500 km² | 193.0510793 mi² |
| 1,000 km² | 386.1021585 mi² |
Need it the other way? Use the square miles to square kilometers converter, or the unit converter for any other area unit.
Questions
How many square miles are in a square kilometer?
1 km² = 0.3861021585 mi².
How many square kilometers are in a square mile?
1 mi² = 2.58998811 km².
What is 10 km² in mi²?
10 km² = 3.861021585 mi².