# Square Miles to Square Kilometers (sq mi to sq km) Conversion Calculator

This converter provides conversion of square miles to square kilometers (sq mi to sq km) and backwards.

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Conversion Chart
 square miles to square kilometers Conversion Table: 1 sq mi = 2.59 sq km2 sq mi = 5.18 sq km3 sq mi = 7.77 sq km4 sq mi = 10.36 sq km5 sq mi = 12.9499 sq km6 sq mi = 15.5399 sq km7 sq mi = 18.1299 sq km8 sq mi = 20.7199 sq km9 sq mi = 23.3099 sq km10 sq mi = 25.8999 sq km11 sq mi = 28.4899 sq km12 sq mi = 31.0799 sq km13 sq mi = 33.6698 sq km14 sq mi = 36.2598 sq km15 sq mi = 38.8498 sq km16 sq mi = 41.4398 sq km17 sq mi = 44.0298 sq km18 sq mi = 46.6198 sq km19 sq mi = 49.2098 sq km20 sq mi = 51.7998 sq km21 sq mi = 54.3898 sq km22 sq mi = 56.9797 sq km23 sq mi = 59.5697 sq km24 sq mi = 62.1597 sq km25 sq mi = 64.7497 sq km26 sq mi = 67.3397 sq km27 sq mi = 69.9297 sq km28 sq mi = 72.5197 sq km29 sq mi = 75.1097 sq km30 sq mi = 77.6996 sq km31 sq mi = 80.2896 sq km32 sq mi = 82.8796 sq km33 sq mi = 85.4696 sq km34 sq mi = 88.0596 sq km35 sq mi = 90.6496 sq km36 sq mi = 93.2396 sq km37 sq mi = 95.8296 sq km38 sq mi = 98.4195 sq km39 sq mi = 101.0095 sq km40 sq mi = 103.5995 sq km41 sq mi = 106.1895 sq km42 sq mi = 108.7795 sq km43 sq mi = 111.3695 sq km44 sq mi = 113.9595 sq km45 sq mi = 116.5495 sq km46 sq mi = 119.1395 sq km47 sq mi = 121.7294 sq km48 sq mi = 124.3194 sq km49 sq mi = 126.9094 sq km50 sq mi = 129.4994 sq km 51 sq mi = 132.0894 sq km52 sq mi = 134.6794 sq km53 sq mi = 137.2694 sq km54 sq mi = 139.8594 sq km55 sq mi = 142.4493 sq km56 sq mi = 145.0393 sq km57 sq mi = 147.6293 sq km58 sq mi = 150.2193 sq km59 sq mi = 152.8093 sq km60 sq mi = 155.3993 sq km61 sq mi = 157.9893 sq km62 sq mi = 160.5793 sq km63 sq mi = 163.1693 sq km64 sq mi = 165.7592 sq km65 sq mi = 168.3492 sq km66 sq mi = 170.9392 sq km67 sq mi = 173.5292 sq km68 sq mi = 176.1192 sq km69 sq mi = 178.7092 sq km70 sq mi = 181.2992 sq km71 sq mi = 183.8892 sq km72 sq mi = 186.4791 sq km73 sq mi = 189.0691 sq km74 sq mi = 191.6591 sq km75 sq mi = 194.2491 sq km76 sq mi = 196.8391 sq km77 sq mi = 199.4291 sq km78 sq mi = 202.0191 sq km79 sq mi = 204.6091 sq km80 sq mi = 207.199 sq km81 sq mi = 209.789 sq km82 sq mi = 212.379 sq km83 sq mi = 214.969 sq km84 sq mi = 217.559 sq km85 sq mi = 220.149 sq km86 sq mi = 222.739 sq km87 sq mi = 225.329 sq km88 sq mi = 227.919 sq km89 sq mi = 230.5089 sq km90 sq mi = 233.0989 sq km91 sq mi = 235.6889 sq km92 sq mi = 238.2789 sq km93 sq mi = 240.8689 sq km94 sq mi = 243.4589 sq km95 sq mi = 246.0489 sq km96 sq mi = 248.6389 sq km97 sq mi = 251.2288 sq km98 sq mi = 253.8188 sq km99 sq mi = 256.4088 sq km100 sq mi = 258.9988 sq km

1 square mile (sq mi) = 2.589988110336 square kilometer (sq km). Square Mile (sq mi) is a unit of Area used in Standard system. Square Kilometer (sq km) is a unit of Area used in Metric system. Square miles can also be marked as mi2. Square kilometers also can be marked as Square kilometres and km2.