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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2024 / Table HM-20 - Highway Statistics 2024

Highway Statistics Series

Highway Statistics 2024


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Public Road Length - 2024
    Miles By Functional System

October 17, 2025

Table HM-20
STATE RURAL URBAN TOTAL
INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR LOCAL TOTAL INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR LOCAL TOTAL
Alabama 569 - 2,049 4,004 12,289 5,174 43,879 67,963 435 44 1,279 2,356 3,660 232 23,055 31,062 99,025
Alaska 998 - 796 424 1,346 1,430 9,287 14,282 82 - 143 208 276 247 2,417 3,372 17,654
Arizona 933 19 1,270 2,224 3,440 3,039 33,336 44,262 235 253 852 2,506 2,724 2,539 22,707 31,816 76,079
Arkansas 430 73 1,843 3,017 11,656 6,733 56,839 80,590 338 96 677 1,867 2,314 292 13,026 18,611 99,200
California 1,200 410 3,406 6,203 12,104 7,382 44,156 74,860 1,256 1,477 6,690 10,458 12,636 248 69,982 102,747 177,607
Colorado 619 31 2,515 3,427 5,357 8,755 46,362 67,066 333 323 1,121 1,855 1,953 148 17,156 22,889 89,955
Connecticut 30 34 122 214 850 371 3,889 5,508 317 246 712 1,676 1,838 368 10,807 15,963 21,472
Delaware - 29 118 94 380 250 2,061 2,932 41 40 217 223 404 75 2,764 3,763 6,695
District of Columbia - - - - - - - - 12 16 106 161 155 - 1,069 1,519 1,519
Florida 661 131 2,628 2,049 3,847 3,208 29,468 41,992 834 691 4,243 4,222 7,104 2,420 63,076 82,589 124,581
Georgia 649 - 2,798 5,214 12,352 7,023 53,692 81,728 598 175 1,987 4,276 3,040 428 35,075 45,579 127,308
Hawaii 6 - 68 248 221 82 758 1,382 49 34 279 202 262 192 2,228 3,246 4,628
Idaho 517 101 1,628 1,414 5,848 3,763 38,379 51,650 95 39 428 719 911 35 5,363 7,590 59,240
Illinois 1,228 52 2,398 4,813 11,585 4,752 71,516 96,345 958 114 2,844 4,184 4,853 1,623 35,114 49,689 146,034
Indiana 828 146 1,979 2,242 10,106 8,743 44,725 68,769 492 156 1,694 3,042 3,273 845 19,129 28,632 97,401
Iowa 597 - 3,367 3,906 14,189 15,913 63,520 101,491 192 - 987 1,688 1,468 36 9,201 13,572 115,063
Kansas 624 384 2,614 4,248 22,374 9,375 85,313 124,932 253 214 308 1,315 1,880 613 9,478 14,061 138,993
Kentucky 743 350 1,200 2,295 5,816 9,242 44,584 64,229 255 58 692 1,396 1,452 508 11,088 15,449 79,678
Louisiana 528 34 1,024 1,907 4,946 3,375 31,441 43,254 417 117 1,022 1,899 2,429 1,110 16,267 23,261 66,515
Maine 257 2 778 906 3,220 2,093 12,046 19,301 110 17 131 287 511 119 2,386 3,561 22,862
Maryland 136 81 382 737 1,341 1,713 9,379 13,770 358 279 943 1,563 1,823 534 13,398 18,899 32,669
Massachusetts 53 3 97 303 832 597 4,065 5,952 513 330 1,974 4,038 3,103 20 21,001 30,979 36,931
Michigan 544 336 2,096 4,827 16,177 4,205 54,808 82,992 695 362 2,399 4,999 4,122 161 26,326 39,064 122,056
Minnesota 569 40 3,339 6,557 15,606 11,864 79,516 117,491 344 234 683 2,593 2,538 1,836 16,769 24,997 142,488
Mississippi 567 - 1,799 3,797 11,846 2,298 44,466 64,772 264 66 944 1,065 1,699 45 9,544 13,626 78,398
Missouri 841 1,100 1,867 3,998 16,229 6,250 77,058 107,344 544 519 898 2,192 2,388 439 18,669 25,649 132,993
Montana 1,105 - 2,783 2,872 6,892 8,835 47,535 70,023 87 - 247 277 396 39 3,636 4,682 74,705
Nebraska 410 331 2,288 4,208 11,368 8,743 59,575 86,923 73 145 325 906 679 99 6,145 8,372 95,295
Nevada 456 - 1,519 721 2,255 2,522 29,431 36,905 179 39 378 895 21 1,180 7,967 10,659 47,564
New Hampshire 129 20 309 615 1,074 1,041 7,968 11,155 96 61 244 494 581 - 3,637 5,113 16,269
New Jersey 45 28 210 393 881 344 4,321 6,223 387 460 1,749 3,539 2,816 395 23,210 32,555 38,778
New Mexico 825 - 1,856 2,201 4,492 3,110 47,943 60,427 174 12 764 807 880 340 8,838 11,816 72,243
New York 823 178 2,276 2,901 5,703 9,280 44,281 65,443 963 852 3,285 5,590 5,498 271 34,419 50,877 116,320
North Carolina 808 521 1,942 3,626 8,107 6,202 48,183 69,387 625 330 1,697 2,839 2,752 301 30,896 39,440 108,827
North Dakota 505 - 2,942 2,543 12,139 - 67,476 85,605 66 - 217 294 448 - 1,934 2,960 88,565
Ohio 624 324 1,528 2,624 11,010 6,221 52,424 74,755 958 600 2,472 3,997 5,433 663 34,093 48,216 122,970
Oklahoma 665 - 2,249 2,672 21,057 3,013 66,613 96,268 318 188 1,174 2,272 1,550 142 13,649 19,292 115,560
Oregon 509 15 2,661 2,307 8,276 7,979 42,238 63,985 220 77 865 1,231 1,945 644 10,084 15,067 79,052
Pennsylvania 1,156 394 1,963 4,760 7,946 6,836 53,417 76,472 708 540 2,668 3,631 5,028 153 32,229 44,958 121,430
Rhode Island 15 9 86 58 148 136 1,011 1,464 55 83 353 353 565 51 3,634 5,095 6,559
South Carolina 463 27 1,412 2,845 9,310 1,983 33,898 49,937 388 102 1,205 1,905 3,520 135 21,242 28,495 78,432
South Dakota 591 291 2,591 2,961 12,460 6,182 53,384 78,459 88 23 134 447 341 - 2,334 3,366 81,825
Tennessee 680 40 2,074 2,922 5,089 9,735 44,925 65,465 522 165 1,803 2,478 2,423 947 22,143 30,480 95,945
Texas 1,967 149 8,905 9,866 34,838 14,707 137,350 207,783 1,511 1,478 5,780 8,625 16,430 1,202 83,218 118,245 326,028
Utah 680 8 1,186 1,287 3,243 3,479 26,455 36,339 263 61 695 699 1,130 572 9,747 13,166 49,505
Vermont 268 1 341 746 2,003 887 8,578 12,825 52 14 117 136 229 36 820 1,404 14,229
Virginia 502 62 1,565 3,519 7,247 4,871 29,787 47,554 617 395 1,431 2,422 2,897 948 19,385 28,096 75,649
Washington 407 610 1,301 2,071 8,030 6,186 34,533 53,139 356 436 1,456 2,781 2,858 312 17,572 25,770 78,909
West Virginia 371 4 1,118 1,468 5,724 2,182 22,497 33,363 185 13 333 599 711 36 3,898 5,775 39,138
Wisconsin 525 214 3,062 4,910 12,317 7,921 64,027 92,977 353 314 1,795 2,540 2,886 - 15,060 22,950 115,926
Wyoming 807 - 1,969 1,227 2,743 8,670 13,468 28,885 106 3 232 253 507 118 1,587 2,805 31,689
U.S. Total 29,462 6,580 92,319 135,392 408,309 258,695 2,025,860 2,956,618 19,368 12,289 65,671 111,000 131,341 23,693 888,474 1,251,836 4,208,454
Puerto Rico 62 0 72 279 405 174 4,263 5,256 224 54 367 871 1,028 45 12,131 14,719 19,976
Grand Total 29,524 6,580 92,391 135,672 408,715 258,869 2,030,123 2,961,874 19,592 12,343 66,038 111,870 132,369 23,738 900,605 1,266,556 4,228,430

 

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