Percent of area covered by water
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The U.S. has 264,837 square miles of water, accounting for 7 percent of the total area of the country.
Percentage wise Michigan ranks as the number one state with 41.5% of its total area occupied by water. The state with the largest total area of water is Alaska (94 743 sq mi).
The driest states are Arizona, Colorado, Kansas, Nevada, New Mexico, Nebraska, Iowa, Wyoming, and West Virginia all have less than 1 percent of each state’s total area as water.
Water Area of Each U.S. State
| State | Total area, square miles | Total area, square kilometers | Land area, square miles | Land area, square kilometers | Water area, square miles | Water area, square kilometers | Percent area, water |
|---|---|---|---|---|---|---|---|
| Alabama | 52.42 | 135.767 | 50.645 | 131.171 | 1.775 | 4.597 | 3.40% |
| Alaska | 665.384 | 1,723,337 | 570.641 | 1,477,953 | 94.743 | 245.383 | 14.20% |
| Arizona | 113.99 | 295.234 | 113.594 | 294.207 | 396 | 1.026 | 0.30% |
| Arkansas | 53.179 | 137.732 | 52.035 | 134.771 | 1.143 | 2.961 | 2.10% |
| California | 163.695 | 423.967 | 155.779 | 403.466 | 7.916 | 20.501 | 4.80% |
| Colorado | 104.094 | 269.601 | 103.642 | 268.431 | 452 | 1.17 | 0.40% |
| Connecticut | 5.543 | 14.357 | 4.842 | 12.542 | 701 | 1.816 | 12.60% |
| Delaware | 2.489 | 6.446 | 1.949 | 5.047 | 540 | 1.399 | 21.70% |
| District of Columbia | 68 | 177 | 61 | 158 | 7 | 19 | 10.30% |
| Florida | 65.758 | 170.312 | 53.625 | 138.887 | 12.133 | 31.424 | 18.50% |
| Georgia | 59.425 | 153.91 | 57.513 | 148.959 | 1.912 | 4.951 | 3.20% |
| Hawaii | 10.932 | 28.313 | 6.423 | 16.635 | 4.509 | 11.678 | 41.20% |
| Idaho | 83.569 | 216.443 | 82.643 | 214.045 | 926 | 2.398 | 1.10% |
| Illinois | 57.914 | 149.995 | 55.519 | 143.793 | 2.395 | 6.202 | 4.10% |
| Indiana | 36.42 | 94.326 | 35.826 | 92.789 | 593 | 1.537 | 1.60% |
| Iowa | 56.273 | 145.746 | 55.857 | 144.669 | 416 | 1.077 | 0.70% |
| Kansas | 82.278 | 213.1 | 81.759 | 211.754 | 520 | 1.346 | 0.60% |
| Kentucky | 40.408 | 104.656 | 39.486 | 102.269 | 921 | 2.387 | 2.30% |
| Louisiana | 52.378 | 135.659 | 43.204 | 111.898 | 9.174 | 23.761 | 17.50% |
| Maine | 35.38 | 91.633 | 30.843 | 79.883 | 4.537 | 11.75 | 12.80% |
| Maryland | 12.406 | 32.131 | 9.707 | 25.142 | 2.699 | 6.99 | 21.80% |
| Massachusetts | 10.554 | 27.336 | 7.8 | 20.202 | 2.754 | 7.134 | 26.10% |
| Michigan | 96.714 | 250.487 | 56.539 | 146.435 | 40.175 | 104.052 | 41.50% |
| Minnesota | 86.936 | 225.163 | 79.627 | 206.232 | 7.309 | 18.93 | 8.40% |
| Mississippi | 48.432 | 125.438 | 46.923 | 121.531 | 1.509 | 3.907 | 3.10% |
| Missouri | 69.707 | 180.54 | 68.742 | 178.04 | 965 | 2.501 | 1.40% |
| Montana | 147.04 | 380.831 | 145.546 | 376.962 | 1.494 | 3.869 | 1.00% |
| Nebraska | 77.348 | 200.33 | 76.824 | 198.974 | 524 | 1.356 | 0.70% |
| Nevada | 110.572 | 286.38 | 109.781 | 284.332 | 791 | 2.048 | 0.70% |
| New Hampshire | 9.349 | 24.214 | 8.953 | 23.187 | 397 | 1.027 | 4.20% |
| New Jersey | 8.723 | 22.591 | 7.354 | 19.047 | 1.368 | 3.544 | 15.70% |
| New Mexico | 121.59 | 314.917 | 121.298 | 314.161 | 292 | 757 | 0.20% |
| New York | 54.555 | 141.297 | 47.126 | 122.057 | 7.429 | 19.24 | 13.60% |
| North Carolina | 53.819 | 139.391 | 48.618 | 125.92 | 5.201 | 13.471 | 9.70% |
| North Dakota | 70.698 | 183.108 | 69.001 | 178.711 | 1.698 | 4.397 | 2.40% |
| Ohio | 44.826 | 116.098 | 40.861 | 105.829 | 3.965 | 10.269 | 8.80% |
| Oklahoma | 69.899 | 181.037 | 68.595 | 177.66 | 1.304 | 3.377 | 1.90% |
| Oregon | 98.379 | 254.799 | 95.988 | 248.608 | 2.391 | 6.191 | 2.40% |
| Pennsylvania | 46.054 | 119.28 | 44.743 | 115.883 | 1.312 | 3.397 | 2.80% |
| Rhode Island | 1.545 | 4.001 | 1.034 | 2.678 | 511 | 1.324 | 33.10% |
| South Carolina | 32.02 | 82.933 | 30.061 | 77.857 | 1.96 | 5.076 | 6.10% |
| South Dakota | 77.116 | 199.729 | 75.811 | 196.35 | 1.305 | 3.379 | 1.70% |
| Tennessee | 42.144 | 109.153 | 41.235 | 106.798 | 909 | 2.355 | 2.20% |
| Texas | 268.596 | 695.662 | 261.232 | 676.587 | 7.365 | 19.075 | 2.70% |
| Utah | 84.897 | 219.882 | 82.17 | 212.818 | 2.727 | 7.064 | 3.20% |
| Vermont | 9.616 | 24.906 | 9.217 | 23.871 | 400 | 1.035 | 4.20% |
| Virginia | 42.775 | 110.787 | 39.49 | 102.279 | 3.285 | 8.508 | 7.70% |
| Washington | 71.298 | 184.661 | 66.456 | 172.119 | 4.842 | 12.542 | 6.80% |
| West Virginia | 24.23 | 62.756 | 24.038 | 62.259 | 192 | 497 | 0.80% |
| Wisconsin | 65.496 | 169.635 | 54.158 | 140.268 | 11.339 | 29.367 | 17.30% |
| Wyoming | 97.813 | 253.335 | 97.093 | 251.47 | 720 | 1.864 | 0.70% |
