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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2021 / Table HM-30 - Highway Statistics 2021

Highway Statistics Series

Highway Statistics 2021


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National Highway System Length - 2021
  Miles Open and Not Open to Traffic

February 28, 2023

Table HM-30
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 571 433 1,004 2,011 1,291 3,302 2,582 1,724 4,306 - - - 2,582 1,724 4,306
Alaska 1,002 79 1,080 988 160 1,148 1,990 239 2,229 - - - 1,990 239 2,229
Arizona 916 252 1,169 1,203 840 2,043 2,119 1,092 3,211 - - - 2,119 1,092 3,211
Arkansas 496 272 768 1,937 679 2,617 2,433 951 3,384 - - - 2,433 951 3,384
California 1,208 1,248 2,456 4,097 8,057 12,154 5,305 9,305 14,611 - - - 5,305 9,305 14,611
Colorado 648 304 952 2,576 1,381 3,957 3,224 1,685 4,909 - - - 3,224 1,685 4,909
Connecticut 29 318 346 158 958 1,115 186 1,275 1,462 - - - 186 1,275 1,462
Delaware - 41 41 150 245 394 150 285 435 - - - 150 285 435
District of Columbia - 12 12 - 124 124 - 136 136 - - - - 136 136
Florida 717 778 1,495 2,765 4,552 7,317 3,482 5,330 8,812 - 68 68 3,482 5,399 8,881
Georgia 538 709 1,247 3,246 2,735 5,982 3,784 3,444 7,229 - - - 3,784 3,444 7,229
Hawaii - 55 55 80 320 400 80 375 455 - - - 80 375 455
Idaho 521 93 614 1,699 256 1,955 2,220 348 2,568 - - - 2,220 348 2,568
Illinois 1,243 942 2,185 2,412 3,158 5,570 3,655 4,100 7,755 - - - 3,655 4,100 7,755
Indiana 792 492 1,284 1,723 680 2,403 2,515 1,172 3,687 - - - 2,515 1,172 3,687
Iowa 611 176 788 3,425 940 4,365 4,037 1,116 5,153 - - - 4,037 1,116 5,153
Kansas 640 236 875 3,032 510 3,542 3,671 746 4,417 - - - 3,671 746 4,417
Kentucky 711 233 944 1,654 715 2,369 2,365 947 3,313 - - - 2,365 947 3,313
Louisiana 529 406 936 1,128 1,136 2,264 1,657 1,542 3,200 - - - 1,657 1,542 3,200
Maine 279 87 366 801 160 961 1,080 247 1,327 - - - 1,080 247 1,327
Maryland 142 336 478 378 1,315 1,693 521 1,651 2,171 - - - 521 1,651 2,171
Massachusetts 63 504 567 428 2,344 2,772 491 2,848 3,339 - - - 491 2,848 3,339
Michigan 562 676 1,239 2,483 2,735 5,218 3,046 3,411 6,457 3 - 3 3,049 3,411 6,460
Minnesota 588 325 914 3,491 847 4,338 4,079 1,172 5,251 - - - 4,079 1,172 5,251
Mississippi 578 253 832 1,813 998 2,811 2,392 1,251 3,643 162 52 214 2,554 1,303 3,857
Missouri 847 538 1,385 3,000 1,345 4,345 3,846 1,883 5,730 - - - 3,846 1,883 5,730
Montana 1,095 98 1,193 2,773 219 2,992 3,868 317 4,185 - - - 3,868 317 4,185
Nebraska 415 69 483 2,682 465 3,147 3,097 533 3,630 - 1 1 3,097 534 3,631
Nevada 457 162 618 1,544 419 1,963 2,001 580 2,581 - - - 2,001 580 2,581
New Hampshire 142 83 225 387 320 707 529 403 932 - - - 529 403 932
New Jersey 45 387 432 195 2,341 2,536 240 2,728 2,968 - - - 240 2,728 2,968
New Mexico 844 155 999 1,750 379 2,129 2,594 535 3,128 - - - 2,594 535 3,128
New York 806 939 1,745 2,293 4,047 6,340 3,099 4,987 8,085 - - - 3,099 4,987 8,085
North Carolina 565 798 1,363 2,206 2,126 4,332 2,771 2,924 5,695 - - - 2,771 2,924 5,695
North Dakota 510 61 571 2,946 204 3,150 3,456 266 3,721 - - - 3,456 266 3,721
Ohio 643 935 1,578 1,898 2,218 4,116 2,541 3,153 5,694 - - - 2,541 3,153 5,694
Oklahoma 649 283 933 2,323 676 2,999 2,972 960 3,932 - - - 2,972 960 3,932
Oregon 495 234 730 2,657 934 3,591 3,152 1,168 4,321 - - - 3,152 1,168 4,321
Pennsylvania 1,066 797 1,864 1,898 3,405 5,303 2,965 4,202 7,167 - - - 2,965 4,202 7,167
Rhode Island 18 52 70 108 424 533 126 477 603 - - - 126 477 603
South Carolina 546 304 851 1,585 1,167 2,752 2,131 1,471 3,602 56 11 67 2,187 1,483 3,670
South Dakota 591 88 679 2,890 149 3,039 3,481 237 3,718 - - - 3,481 237 3,718
Tennessee 645 557 1,202 1,743 2,071 3,815 2,388 2,628 5,016 - - - 2,388 2,628 5,016
Texas 2,003 1,464 3,466 8,406 6,586 14,992 10,409 8,050 18,459 - - - 10,409 8,050 18,459
Utah 685 253 938 1,186 705 1,891 1,871 958 2,829 - - - 1,871 958 2,829
Vermont 256 64 320 307 89 396 563 153 716 - - - 563 153 716
Virginia 593 526 1,119 1,770 1,756 3,526 2,363 2,282 4,645 - - - 2,363 2,282 4,645
Washington 429 335 764 1,925 1,866 3,791 2,354 2,201 4,554 - - - 2,354 2,201 4,554
West Virginia 319 236 556 1,023 414 1,437 1,343 650 1,993 - - - 1,343 650 1,993
Wisconsin 512 367 879 3,161 1,943 5,104 3,672 2,310 5,983 - - - 3,672 2,310 5,983
Wyoming 807 106 913 1,969 180 2,149 2,776 286 3,061 - - - 2,776 286 3,061
U.S. Total 29,367 19,152 48,519 98,305 73,584 171,889 127,672 92,736 220,407 221 132 354 127,893 92,868 220,761
Puerto Rico 54 231 285 67 412 479 122 642 764 - - - 122 642 764
Grand Total 29,421 19,383 48,804 98,372 73,995 172,368 127,793 93,378 221,172 221 132 354 128,015 93,510 221,525

 

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