Square Miles to Square Kilometers Conversion

How many square kilometers in a square mile ?

Square miles to square kilometers (mi2 to km2) area units conversion factor is 2.59. To find out how many square kilometers in square miles, multiply by the conversion factor or use the converter.

1 Square Mile = 2.589 988 11 Square Kilometers

There are about 2.59 square kilometers in a square mile, because one mile is 1.60934 kilometers and the area of a square is calculated by multiplying a side by itself, that makes 1.60934 * 1.60934 = 2.59 square kilometers in a square mile.

For example, to find out how many sq. kilometers there are in a square mile and a half, as a formula to convert from sq. mile to sq. kilometers, multiply the sq. mile value by 2.59, that makes 1.5 mi2 * 2.59 = 3.885 sq. kilometers in 1.5 sq. mile.

Square mile is an imperial and US customary area unit and equals to 2.59 sq. kilometers, 640 acres and 259 hectares. The abbreviation is "mi2".

Square kilometer (kilometre in SI spelling) is a metric system area unit and equals to 0.386 sq. mile, 247.1 acres and 100 hectares. The abbreviation is "km2".

If scroll down, you may also create and print your own custom conversion table create your table.

Converter

Enter a sq. mile value that you want to convert into sq. kilometers and click on the "convert" button.

For sq. km to sq. miles conversion, go to sq. km to sq. miles

For all area units, go to area conversion

Create Custom Conversion Table

Sq. Miles to Sq. Kilometers Conversion Table

Sq. Mile Sq. Kilometer Sq. Mile Sq. Kilometer Sq. Mile Sq. Kilometer Sq. Mile Sq. Kilometer
1 mi2 2.59 km2 26 mi2 67.34 km2 51 mi2 132.09 km2 76 mi2 196.84 km2
2 mi2 5.18 km2 27 mi2 69.93 km2 52 mi2 134.68 km2 77 mi2 199.43 km2
3 mi2 7.77 km2 28 mi2 72.52 km2 53 mi2 137.27 km2 78 mi2 202.02 km2
4 mi2 10.36 km2 29 mi2 75.11 km2 54 mi2 139.86 km2 79 mi2 204.61 km2
5 mi2 12.95 km2 30 mi2 77.7 km2 55 mi2 142.45 km2 80 mi2 207.2 km2
6 mi2 15.54 km2 31 mi2 80.29 km2 56 mi2 145.04 km2 81 mi2 209.79 km2
7 mi2 18.13 km2 32 mi2 82.88 km2 57 mi2 147.63 km2 82 mi2 212.38 km2
8 mi2 20.72 km2 33 mi2 85.47 km2 58 mi2 150.22 km2 83 mi2 214.97 km2
9 mi2 23.31 km2 34 mi2 88.06 km2 59 mi2 152.81 km2 84 mi2 217.56 km2
10 mi2 25.9 km2 35 mi2 90.65 km2 60 mi2 155.4 km2 85 mi2 220.15 km2
11 mi2 28.49 km2 36 mi2 93.24 km2 61 mi2 157.99 km2 86 mi2 222.74 km2
12 mi2 31.08 km2 37 mi2 95.83 km2 62 mi2 160.58 km2 87 mi2 225.33 km2
13 mi2 33.67 km2 38 mi2 98.42 km2 63 mi2 163.17 km2 88 mi2 227.92 km2
14 mi2 36.26 km2 39 mi2 101.01 km2 64 mi2 165.76 km2 89 mi2 230.51 km2
15 mi2 38.85 km2 40 mi2 103.6 km2 65 mi2 168.35 km2 90 mi2 233.1 km2
16 mi2 41.44 km2 41 mi2 106.19 km2 66 mi2 170.94 km2 100 mi2 259 km2
17 mi2 44.03 km2 42 mi2 108.78 km2 67 mi2 173.53 km2 125 mi2 323.75 km2
18 mi2 46.62 km2 43 mi2 111.37 km2 68 mi2 176.12 km2 150 mi2 388.5 km2
19 mi2 49.21 km2 44 mi2 113.96 km2 69 mi2 178.71 km2 175 mi2 453.25 km2
20 mi2 51.8 km2 45 mi2 116.55 km2 70 mi2 181.3 km2 200 mi2 518 km2
21 mi2 54.39 km2 46 mi2 119.14 km2 71 mi2 183.89 km2 250 mi2 647.5 km2
22 mi2 56.98 km2 47 mi2 121.73 km2 72 mi2 186.48 km2 300 mi2 777 km2
23 mi2 59.57 km2 48 mi2 124.32 km2 73 mi2 189.07 km2 500 mi2 1294.99 km2
24 mi2 62.16 km2 49 mi2 126.91 km2 74 mi2 191.66 km2 750 mi2 1942.49 km2
25 mi2 64.75 km2 50 mi2 129.5 km2 75 mi2 194.25 km2 1000 mi2 2589.99 km2