United States total area: 3,794,083 square miles (including water) — (9,826,630 sq km)
All areas listed below include water.
| State | Area Ranking | Area (sq miles) | Area (sq km) |
|---|---|---|---|
| Alaska | 1 | 663,267 sq mi | 1,717,854 sq km |
| Texas | 2 | 268,580 sq mi | 695,621 sq km |
| California | 3 | 163,695 sq mi | 423,970 sq km |
| Montana | 4 | 147,042 sq mi | 380,838 sq km |
| New Mexico | 5 | 121,589 sq mi | 314,915 sq km |
| Arizona | 6 | 113,998 sq mi | 295,254 sq km |
| Nevada | 7 | 110,560 sq mi | 286,351 sq km |
| Colorado | 8 | 104,093 sq mi | 269,601 sq km |
| Oregon | 9 | 98,380 sq mi | 254,805 sq km |
| Wyoming | 10 | 97,813 sq mi | 253,336 sq km |
| State | Area Ranking | Area (sq miles) | Area (sq km) |
| Michigan | 11 | 96,716 sq mi | 250,494 sq km |
| Minnesota | 12 | 86,938 sq mi | 225,171 sq km |
| Utah | 13 | 84,898 sq mi | 219,887 sq km |
| Idaho | 14 | 83,570 sq mi | 216,446 sq km |
| Kansas | 15 | 82,276 sq mi | 213,096 sq km |
| Nebraska | 16 | 77,358 sq mi | 200,356 sq km |
| South Dakota | 17 | 77,121 sq mi | 199,742 sq km |
| Washington | 18 | 71,300 sq mi | 184,665 sq km |
| North Dakota | 19 | 70,700 sq mi | 183,112 sq km |
| Oklahoma | 20 | 69,899 sq mi | 181,035 sq km |
| State | Area Ranking | Area (sq miles) | Area (sq km) |
| Missouri | 21 | 69,704 sq mi | 180,533 sq km |
| Florida | 22 | 65,755 sq mi | 170,304 sq km |
| Wisconsin | 23 | 65,498 sq mi | 169,639 sq km |
| Georgia | 24 | 59,425 sq mi | 153,909 sq km |
| Illinois | 25 | 57,914 sq mi | 149,998 sq km |
| Iowa | 26 | 56,271 sq mi | 145,743 sq km |
| New York | 27 | 54,556 sq mi | 141,299 sq km |
| North Carolina | 28 | 53,818 sq mi | 139,389 sq km |
| Arkansas | 29 | 53,179 sq mi | 137,732 sq km |
| Alabama | 30 | 52,419 sq mi | 135,765 sq km |
| State | Area Ranking | Area (sq miles) | Area (sq km) |
| Louisiana | 31 | 51,840 sq mi | 134,264 sq km |
| Mississippi | 32 | 48,431 sq mi | 125,434 sq km |
| Pennsylvania | 33 | 46,056 sq mi | 119,283 sq km |
| Ohio | 34 | 44,825 sq mi | 116,096 sq km |
| Virginia | 35 | 42,774 sq mi | 110,785 sq km |
| Tennessee | 36 | 42,144 sq mi | 109,151 sq km |
| Kentucky | 37 | 40,410 sq mi | 104,659 sq km |
| Indiana | 38 | 36,418 sq mi | 94,321 sq km |
| Maine | 39 | 35,385 sq mi | 91,646 sq km |
| South Carolina | 40 | 32,020 sq mi | 82,932 sq km |
| State | Area Ranking | Area (sq miles) | Area (sq km) |
| West Virginia | 41 | 24,230 sq mi | 62,755 sq km |
| Maryland | 42 | 12,407 sq mi | 32,133 sq km |
| Hawaii | 43 | 10,931 sq mi | 28,311 sq km |
| Massachusetts | 44 | 10,555 sq mi | 27,336 sq km |
| Vermont | 45 | 9,615 sq mi | 24,901 sq km |
| New Hampshire | 46 | 9,350 sq mi | 24,216 sq km |
| New Jersey | 47 | 8,722 sq mi | 22,588 sq km |
| Connecticut | 48 | 5,544 sq mi | 14,357 sq km |
| Delaware | 49 | 2,489 sq mi | 6,447 sq km |
| Rhode Island | 50 | 1,545 sq mi | 4,002 sq km |
| District of Columbia | 51 | 68.25 sq mi | 176.75 sq km |
| State | Area Ranking | Area (sq miles) | Area (sq km) |
*Reference: US Census Bureau