area converter

Convert Square Mile to Square Kilometer

1 Square Mile = 2.59 Square Kilometer (km²)

2.59

1 sq mi = 2.59 km²

Square Mile to Square Kilometer formula

Square Kilometer = Square Mile × 2.59

To convert Square Mile (sq mi) to Square Kilometer (km²), multiply the value by 2.59. Conversely, 1 Square Kilometer = 0.386102 Square Mile.

Square Mile to Square Kilometer conversion table

Square Mile (sq mi)Square Kilometer (km²)
1 sq mi2.59 km²
2 sq mi5.18 km²
3 sq mi7.77 km²
4 sq mi10.36 km²
5 sq mi12.9499 km²
10 sq mi25.8999 km²
25 sq mi64.7497 km²
50 sq mi129.5 km²
100 sq mi259 km²
500 sq mi1,294.99 km²
1000 sq mi2,589.99 km²

About Square Mile

A large imperial area unit equal to 640 acres, occasionally used for large land parcels.

About Square Kilometer

A large metric area unit used for townships and master-plan zones. 1 km² = 100 hectares.

Frequently asked questions

How many Square Kilometer are in a Square Mile?

1 Square Mile equals 2.59 Square Kilometer (km²).

How do I convert Square Mile to Square Kilometer?

Multiply the Square Mile value by 2.59. For example, 10 Square Mile = 25.8999 Square Kilometer.

How many Square Mile are in a Square Kilometer?

1 Square Kilometer equals 0.386102 Square Mile.

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