Square Miles (mi2) to Square Kilometers (km2) Conversion

Quick Lookup (Round: 2). mi² to km²

mi² 1 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 160 165 170 175 180 185 190 195 200 205 210 215 220 225 230 235 240 245 250 255 260 265 270 275 280 285 290 295 300 305 310 315 320 325 330 335 340 345 350 355 360 365 370 375 380 385 390 395 400 450 500 550 600 650 700 750 800 850 900 950 1000 1250 1500 2000 3000 4000 5000 6000 7000 8000 9000 10000
km² 2.59 12.95 25.9 38.85 51.8 64.75 77.7 90.65 103.6 116.55 129.5 142.45 155.4 168.35 181.3 194.25 207.2 220.15 233.1 246.05 259 271.95 284.9 297.85 310.8 323.75 336.7 349.65 362.6 375.55 388.5 401.45 414.4 427.35 440.3 453.25 466.2 479.15 492.1 505.05 518 530.95 543.9 556.85 569.8 582.75 595.7 608.65 621.6 634.55 647.5 660.45 673.4 686.35 699.3 712.25 725.2 738.15 751.1 764.05 777 789.95 802.9 815.85 828.8 841.75 854.7 867.65 880.6 893.55 906.5 919.45 932.4 945.35 958.3 971.25 984.2 997.15 1010.1 1023.05 1036 1165.49 1294.99 1424.49 1553.99 1683.49 1812.99 1942.49 2071.99 2201.49 2330.99 2460.49 2589.99 3237.49 3884.98 5179.98 7769.96 10359.95 12949.94 15539.93 18129.92 20719.9 23309.89 25899.88
Round:
Enter Square Mile
Enter Square Kilometer
Enter Length & Width
mi
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mi

How many square kilometers in a square mile?

1 Square mile (mi2) is equal to 2.58998811 square kilometers (km2). To convert square miles to square kilometers, multiply the square mile value by 2.58998811.

For example, to find out how many square kilometers in a square mile and a half, multiply 1.5 by 2.58998811, that makes 3.88498 square kilometers in a square mile and a half.

1 Square Mile = 2.58998811 Square Kilometers

How many square miles in a square kilometer?

1 Square kilometer (km2) is equal to 0.386102159 square mile (mi2). To convert square kilometers to square miles, multiply the square kilometer value by 0.386102159 or divide by 2.58998811.

1 Square Kilometer = 0.386102159 Square Mile

You may also use this area units conversion calculator tool to convert between square miles, square kilometers and all area measurement units.

What is Square Mile?

Square mile is an imperial and US Customary area unit. There are 2.58998811 square kilometers in 1 square mile. The symbol is "mi2".

What is Square Kilometer/Kilometre?

Square kilometer (kilometre) is a metric system area unit. 1 km2 is equal to 0.386102159 mi2. The symbol is "km2".

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.