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Square Miles to Square Kilometers

Type in either box. The formula, a table and every other unit are below.

Other units

How to convert

1 mi² = 2.58998811 km²

km² = mi² × 2.58998811

Example: 10 mi² = 25.8998811 km²

Square Miles to Square Kilometers table

Square MilesSquare Kilometers
1 mi²2.58998811 km²
2 mi²5.179976221 km²
5 mi²12.94994055 km²
10 mi²25.8998811 km²
20 mi²51.79976221 km²
25 mi²64.74970276 km²
50 mi²129.4994055 km²
100 mi²258.998811 km²
500 mi²1294.994055 km²
1000 mi²2589.98811 km²