Convert Square Kilometre to Square Mile

Instant area conversion, with the formula and a full reference table.

1 km² 0.38610216 mi²

1 mi² = 2.59 km²

How to convert Square Kilometre to Square Mile

Multiply the number of square kilometre by 0.38610216.

mi² = km² × 0.38610216

To go the other way, divide instead — or multiply by 2.59.

Worked example

To convert 25 km²: 25 × 0.38610216 = 9.6526 mi².

Square Kilometre to Square Mile conversion table

Square Kilometre (km²) Square Mile (mi²)
1 0.38610216
2 0.77220432
3 1.1583
5 1.9305
10 3.861
20 7.722
25 9.6526
50 19.3051
100 38.6102
250 96.5255
500 193.05
1,000 386.1