square miles to square kilometers
1 square mile equals 2.58999 square kilometers.
Formula
To convert square miles to square kilometers, multiply the number of square miles by 2.58999.
1 mi² = 2.58999 km², and 1 km² = 0.386102 mi².
square miles to square kilometers chart
| square miles | square kilometers |
|---|---|
| 0.25 square miles | 0.647497 |
| 0.5 square miles | 1.29499 |
| 1 square mile | 2.58999 |
| 2 square miles | 5.17998 |
| 3 square miles | 7.76996 |
| 4 square miles | 10.36 |
| 5 square miles | 12.9499 |
| 10 square miles | 25.8999 |
| 20 square miles | 51.7998 |
| 50 square miles | 129.499 |
| 100 square miles | 258.999 |
Frequently asked questions
How many square kilometers are in a square mile?
There are 2.58999 square kilometers in one square mile.
How many square miles are in a square kilometer?
There are 0.386102 square miles in one square kilometer.