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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2022 / Table HM-30M - Highway Statistics 2022

Highway Statistics Series

Highway Statistics 2022


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National Highway System Length - 2022 (1)
  Kilometers Open and Not Open to Traffic

January 18, 2024

Table HM-30M
STATE OPEN TO TRAFFIC NOT OPEN TO TRAFFIC TOTAL
INTERSTATE OTHER TOTAL TOTAL
RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL
Alabama 918 697 1,615 3,238 2,080 5,318 4,156 2,777 6,933 - - - 4,156 2,777 6,933
Alaska 1,612 127 1,738 1,590 260 1,850 3,202 387 3,588 - - - 3,202 387 3,588
Arizona 1,474 406 1,881 1,936 1,353 3,289 3,410 1,760 5,170 - - - 3,410 1,760 5,170
Arkansas 716 519 1,236 3,118 1,093 4,211 3,835 1,612 5,447 - - - 3,835 1,612 5,447
California 1,946 2,005 3,951 6,614 12,887 19,501 8,561 14,892 23,452 - - - 8,561 14,892 23,452
Colorado 1,043 489 1,532 4,146 2,223 6,369 5,189 2,712 7,901 - - - 5,189 2,712 7,901
Connecticut 46 511 557 254 1,541 1,795 300 2,052 2,352 - - - 300 2,052 2,352
Delaware - 65 65 222 413 635 222 478 700 - - - 222 478 700
Dist. of Columbia - 19 19 - 199 199 - 218 218 - - - - 218 218
Florida 1,154 1,252 2,406 4,450 7,332 11,782 5,604 8,584 14,188 - 110 110 5,604 8,694 14,298
Georgia 866 1,153 2,019 5,226 4,424 9,651 6,092 5,577 11,669 - - - 6,092 5,577 11,669
Hawaii - 88 88 129 515 644 129 604 732 - - - 129 604 732
Idaho 845 156 1,001 2,742 417 3,160 3,587 573 4,160 - - - 3,587 573 4,160
Illinois 2,007 1,510 3,517 3,880 5,082 8,962 5,887 6,592 12,479 - - - 5,887 6,592 12,479
Indiana 1,307 793 2,099 2,802 1,117 3,919 4,108 1,910 6,018 - - - 4,108 1,910 6,018
Iowa 984 283 1,267 5,513 1,513 7,025 6,497 1,796 8,293 - - - 6,497 1,796 8,293
Kansas 1,030 382 1,411 4,878 819 5,696 5,907 1,200 7,108 - - - 5,907 1,200 7,108
Kentucky 1,144 375 1,519 2,662 1,151 3,813 3,806 1,525 5,332 - - - 3,806 1,525 5,332
Louisiana 849 671 1,520 1,768 1,824 3,591 2,617 2,494 5,111 - - - 2,617 2,494 5,111
Maine 449 140 589 1,290 258 1,547 1,739 398 2,137 - - - 1,739 398 2,137
Maryland 229 541 769 631 2,101 2,732 859 2,642 3,501 - - - 859 2,642 3,501
Massachusetts 101 813 914 660 3,775 4,436 761 4,588 5,349 - - - 761 4,588 5,349
Michigan 905 1,088 1,993 4,001 4,399 8,401 4,906 5,488 10,394 - - - 4,906 5,488 10,394
Minnesota 946 524 1,470 5,619 1,377 6,996 6,566 1,900 8,466 - - - 6,566 1,900 8,466
Mississippi 931 408 1,339 2,918 1,598 4,516 3,849 2,006 5,855 261 82 343 4,110 2,088 6,198
Missouri 1,363 866 2,229 4,827 2,163 6,991 6,190 3,029 9,220 - - - 6,190 3,029 9,220
Montana 1,762 157 1,920 4,460 355 4,816 6,223 513 6,735 - - - 6,223 513 6,735
Nebraska 668 111 779 4,317 747 5,064 4,985 858 5,842 - 2 2 4,985 859 5,844
Nevada 735 260 995 2,522 682 3,205 3,257 943 4,200 - - - 3,257 943 4,200
New Hampshire 228 134 362 623 515 1,137 851 648 1,499 - - - 851 648 1,499
New Jersey 72 622 694 314 3,767 4,081 386 4,390 4,776 - - - 386 4,390 4,776
New Mexico 1,358 250 1,608 2,816 612 3,428 4,174 863 5,037 - - - 4,174 863 5,037
New York 1,296 1,507 2,803 3,689 6,526 10,215 4,985 8,033 13,018 - - - 4,985 8,033 13,018
North Carolina 958 1,286 2,244 3,507 3,402 6,909 4,465 4,688 9,153 - - - 4,465 4,688 9,153
North Dakota 820 99 919 4,741 329 5,070 5,562 427 5,989 - - - 5,562 427 5,989
Ohio 1,034 1,509 2,543 3,060 3,563 6,623 4,095 5,072 9,166 - - - 4,095 5,072 9,166
Oklahoma 1,045 456 1,501 3,738 1,108 4,846 4,783 1,564 6,347 - - - 4,783 1,564 6,347
Oregon 797 377 1,174 4,276 1,504 5,780 5,073 1,881 6,954 - - - 5,073 1,881 6,954
Pennsylvania 1,716 1,283 2,999 3,070 5,486 8,556 4,786 6,768 11,554 - - - 4,786 6,768 11,554
Rhode Island 29 84 113 173 681 854 202 765 967 - - - 202 765 967
South Carolina 879 490 1,369 2,550 1,878 4,428 3,430 2,368 5,797 - - - 3,430 2,368 5,797
South Dakota 951 141 1,092 4,650 252 4,902 5,601 393 5,994 - - - 5,601 393 5,994
Tennessee 1,037 896 1,934 2,805 3,334 6,139 3,842 4,231 8,073 - - - 3,842 4,231 8,073
Texas 3,239 2,355 5,594 13,564 10,607 24,171 16,803 12,962 29,765 - - - 16,803 12,962 29,765
Utah 1,102 408 1,510 1,909 1,134 3,044 3,011 1,542 4,553 - - - 3,011 1,542 4,553
Vermont 412 103 515 495 143 638 907 246 1,153 - - - 907 246 1,153
Virginia 951 849 1,801 2,846 2,827 5,673 3,797 3,676 7,474 - - - 3,797 3,676 7,474
Washington 690 538 1,229 3,098 3,003 6,100 3,788 3,541 7,329 - - - 3,788 3,541 7,329
West Virginia 515 380 895 1,640 667 2,307 2,155 1,047 3,202 - - - 2,155 1,047 3,202
Wisconsin 824 590 1,414 5,078 3,122 8,200 5,902 3,712 9,614 - - - 5,902 3,712 9,614
Wyoming 1,299 170 1,469 3,168 290 3,458 4,467 460 4,927 - - - 4,467 460 4,927
U.S. Total 47,286 30,936 78,222 158,222 118,447 276,669 205,508 149,384 354,891 261 194 455 205,769 149,577 355,346
Puerto Rico 87 372 459 109 661 769 196 1,032 1,228 - - - 196 1,032 1,228
Grand Total 47,373 31,308 78,681 158,330 119,108 277,438 205,704 150,416 356,120 261 194 455 205,965 150,609 356,574

(1) Due to conversion from English to metric units and to rounding, individual cell values may not agree with corresponding mileage table cell values.

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