Convert square miles to square kilometers instantly. 1 mi² = 2.5899881 km².
Formula: square kilometers = square miles × 2.5899881
| Square Miles (mi²) | Square Kilometers (km²) |
|---|---|
| 1 mi² | 2.5899881 km² |
| 2 mi² | 5.1799762 km² |
| 3 mi² | 7.7699643 km² |
| 5 mi² | 12.949941 km² |
| 10 mi² | 25.899881 km² |
| 20 mi² | 51.799762 km² |
| 25 mi² | 64.749703 km² |
| 50 mi² | 129.49941 km² |
| 100 mi² | 258.99881 km² |
| 1,000 mi² | 2,589.9881 km² |