Calculators can be used to convert measurements from one unit to another

Convert Square Miles

What would you like to convert square miles to? You may choose an imperial or metric unit.
Convert Square Miles to Acres
1 square mile is equal to 640.004929 acres
Convert Square Miles to Square Yards
1 square mile is equal to 3,097,600 square yards
Convert Square Miles to Square Feet
1 square mile is equal to 27,878,400 square feet
Convert Square Miles to Square Inches
1 square mile is equal to 4,014,489,599 square inches
Convert Square Miles to Square Kilometers
1 square mile is equal to 2.589988 square kilometers
Convert Square Miles to Square Meters
1 square mile is equal to 2,589,988 square meters
Convert Square Miles to Square Centimeters
1 square mile is equal to 25,899,881,100 square centimeters
Convert Square Miles to Square Millimeters
1 square mile is equal to 2,589,988,110,000 square millimeters
Square miles are a measure of area. Square mile is an imperial unit of measure and can be abbreviated as sq mi. For example 1 square mile can be written as 1sq mi. Learn more about area and find more unit of measurement conversion tools on the area measurement conversion page.
Square Miles unit of measurement conversion

Square Miles Measurement Conversion Table

Common square mile values and equivalent imperial and metric area measurements
square miles acres square yards square feet square inches square kilometers square meters square centimeters square millimeters
1 640.004929 3,097,600 27,878,400 4,014,489,599 2.589988 2,589,988 25,899,881,100 2,589,988,110,000
2 1,280 6,195,200 55,756,800 8,028,979,199 5.179976 5,179,976 51,799,762,200 5,179,976,220,000
3 1,920 9,292,800 83,635,200 12,043,468,798 7.769964 7,769,964 77,699,643,300 7,769,964,330,000
4 2,560 12,390,400 111,513,600 16,057,958,398 10.359952 10,359,952 103,599,524,400 10,359,952,440,000
5 3,200 15,488,000 139,392,000 20,072,447,997 12.949941 12,949,941 129,499,405,500 12,949,940,550,000
6 3,840 18,585,600 167,270,400 24,086,937,597 15.539929 15,539,929 155,399,286,600 15,539,928,660,000
7 4,480 21,683,200 195,148,800 28,101,427,196 18.129917 18,129,917 181,299,167,700 18,129,916,770,000
8 5,120 24,780,800 223,027,200 32,115,916,796 20.719905 20,719,905 207,199,048,800 20,719,904,880,000
9 5,760 27,878,400 250,905,600 36,130,406,395 23.309893 23,309,893 233,098,929,900 23,309,892,990,000
10 6,400 30,976,000 278,784,000 40,144,895,995 25.899881 25,899,881 258,998,811,000 25,899,881,100,000
11 7,040 34,073,600 306,662,400 44,159,385,594 28.489869 28,489,869 284,898,692,100 28,489,869,210,000
12 7,680 37,171,200 334,540,800 48,173,875,194 31.079857 31,079,857 310,798,573,200 31,079,857,320,000
13 8,320 40,268,800 362,419,200 52,188,364,793 33.669845 33,669,845 336,698,454,300 33,669,845,430,000
14 8,960 43,366,400 390,297,600 56,202,854,393 36.259834 36,259,834 362,598,335,400 36,259,833,540,000
15 9,600 46,464,000 418,176,000 60,217,343,992 38.849822 38,849,822 388,498,216,500 38,849,821,650,000
16 10,240 49,561,600 446,054,400 64,231,833,592 41.43981 41,439,810 414,398,097,600 41,439,809,760,000
17 10,880 52,659,200 473,932,800 68,246,323,191 44.029798 44,029,798 440,297,978,700 44,029,797,870,000
18 11,520 55,756,800 501,811,200 72,260,812,791 46.619786 46,619,786 466,197,859,800 46,619,785,980,000
19 12,160 58,854,400 529,689,600 76,275,302,390 49.209774 49,209,774 492,097,740,900 49,209,774,090,000
20 12,800 61,952,000 557,568,000 80,289,791,990 51.799762 51,799,762 517,997,622,000 51,799,762,200,000