Square kilometers to Square miles
Convert km² to mi². 1 square kilometer = 0.386102158542 mi², and 1 square mile = 2.58998811034 km².
Formula Multiply the value in square kilometers by 0.386102158542. Square kilometers to Square miles table
1 square kilometer in every unit
| Square millimeters | 1,000,000,000,000 | mm² |
|---|---|---|
| Square centimeters | 10,000,000,000 | cm² |
| Square meters | 1,000,000 | m² |
| Hectares | 100 | ha |
| Square inches | 1,550,003,100.01 | in² |
| Square feet | 10,763,910.4167 | ft² |
| Square yards | 1,195,990.0463 | yd² |
| Acres | 247.105381467 | ac |
| Square miles | 0.386102158542 | mi² |
How to convert square kilometers to square miles
Multiply the value in square kilometers by 0.386102158542.
For example, 10 km² = 3.86102158542 mi², and 10 mi² = 25.8998811034 km².
Frequently asked questions
How many square miles are in one square kilometer?
1 square kilometer = 0.386102158542 mi².
What is 10 km² in mi²?
10 km² = 3.86102158542 mi².
How do I convert mi² back to km²?
Multiply the value in square miles by 2.58998811034. 1 square mile = 2.58998811034 km².
Square kilometers to Square miles table
| Square kilometers (km²) | Square miles (mi²) |
|---|---|
| 0.1 | 0.038610215854 |
| 0.5 | 0.193051079271 |
| 1 | 0.386102158542 |
| 2 | 0.772204317085 |
| 3 | 1.15830647563 |
| 4 | 1.54440863417 |
| 5 | 1.93051079271 |
| 6 | 2.31661295125 |
| 7 | 2.7027151098 |
| 8 | 3.08881726834 |
| 9 | 3.47491942688 |
| 10 | 3.86102158542 |
| 15 | 5.79153237814 |
| 20 | 7.72204317085 |
| 25 | 9.65255396356 |
| 30 | 11.5830647563 |
| 50 | 19.3051079271 |
| 75 | 28.9576618907 |
| 100 | 38.6102158542 |
| 250 | 96.5255396356 |
| 500 | 193.051079271 |
| 1,000 | 386.102158542 |
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