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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2020 / Table HM-30 - Highway Statistics 2020

Highway Statistics Series

Highway Statistics 2020


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National Highway System Length - 2020
  Miles Open and Not Open to Traffic

October 26, 2021

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 2,002 1,290 3,292 2,573 1,723 4,296 - - - 2,573 1,723 4,296
Alaska 1,002 79 1,080 988 161 1,149 1,990 240 2,230 - - - 1,990 240 2,230
Arizona 916 252 1,169 1,203 840 2,043 2,119 1,093 3,212 - - - 2,119 1,093 3,212
Arkansas 439 310 749 1,938 679 2,617 2,377 989 3,366 - - - 2,377 989 3,366
California 1,209 1,247 2,456 3,988 7,956 11,944 5,198 9,203 14,400 - - - 5,198 9,203 14,400
Colorado 648 304 952 2,576 1,380 3,956 3,224 1,683 4,908 - - - 3,224 1,683 4,908
Connecticut 29 318 346 158 958 1,115 186 1,275 1,462 - - - 186 1,275 1,462
Delaware - 41 41 138 256 394 138 297 435 - - - 138 297 435
District of Columbia - 12 12 - 122 122 - 134 134 - - - - 134 134
Florida 717 778 1,495 2,765 4,549 7,314 3,482 5,327 8,809 - 72 72 3,482 5,399 8,881
Georgia 538 709 1,247 3,245 2,747 5,992 3,784 3,456 7,239 - - - 3,784 3,456 7,239
Hawaii - 55 55 80 320 400 80 375 455 - - - 80 375 455
Idaho 522 93 615 1,702 257 1,959 2,224 350 2,573 - - - 2,224 350 2,573
Illinois 1,243 942 2,185 2,408 3,158 5,567 3,652 4,100 7,752 - - - 3,652 4,100 7,752
Indiana 769 492 1,261 1,745 686 2,432 2,514 1,178 3,693 - - - 2,514 1,178 3,693
Iowa 610 178 788 3,425 940 4,366 4,036 1,118 5,154 - 7 7 4,036 1,125 5,161
Kansas 640 236 875 3,032 510 3,542 3,672 745 4,417 208 74 282 3,880 819 4,699
Kentucky 711 233 944 1,644 725 2,369 2,355 958 3,313 - - - 2,355 958 3,313
Louisiana 529 425 954 1,128 1,129 2,258 1,657 1,554 3,211 - - - 1,657 1,554 3,211
Maine 279 87 366 801 160 961 1,081 247 1,327 - - - 1,081 247 1,327
Maryland 142 336 478 377 1,317 1,694 519 1,653 2,172 - - - 519 1,653 2,172
Massachusetts 63 505 568 430 2,349 2,779 492 2,855 3,347 - - - 492 2,855 3,347
Michigan 562 676 1,238 2,483 2,734 5,218 3,046 3,411 6,456 - - - 3,046 3,411 6,456
Minnesota 588 325 913 3,488 849 4,337 4,077 1,174 5,251 - - - 4,077 1,174 5,251
Mississippi 578 253 832 1,812 997 2,810 2,391 1,250 3,641 129 53 182 2,519 1,303 3,823
Missouri 842 538 1,380 3,001 1,347 4,349 3,843 1,886 5,728 - - - 3,843 1,886 5,728
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 2,683 465 3,148 3,098 533 3,631 - - - 3,098 533 3,631
Nevada 457 162 618 1,544 419 1,963 2,001 581 2,581 - - - 2,001 581 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 843 156 999 1,749 380 2,129 2,593 536 3,128 - - - 2,593 536 3,128
New York 806 932 1,738 2,293 4,042 6,335 3,098 4,974 8,073 - - - 3,098 4,974 8,073
North Carolina 565 793 1,358 2,199 2,131 4,330 2,764 2,924 5,687 - - - 2,764 2,924 5,687
North Dakota 510 61 571 2,945 206 3,151 3,455 267 3,722 - - - 3,455 267 3,722
Ohio 643 933 1,576 1,895 2,212 4,107 2,538 3,145 5,683 - - - 2,538 3,145 5,683
Oklahoma 646 286 933 2,309 665 2,974 2,955 952 3,907 - - - 2,955 952 3,907
Oregon 495 234 730 2,657 926 3,583 3,152 1,160 4,313 - - - 3,152 1,160 4,313
Pennsylvania 1,066 797 1,863 1,885 3,418 5,303 2,952 4,215 7,167 - - - 2,952 4,215 7,167
Rhode Island 18 52 70 108 424 533 126 477 603 - - - 126 477 603
South Carolina 546 304 851 1,593 1,158 2,751 2,139 1,462 3,602 - - - 2,139 1,462 3,602
South Dakota 591 88 679 2,889 156 3,046 3,481 244 3,725 - - - 3,481 244 3,725
Tennessee 645 557 1,201 1,739 2,061 3,800 2,383 2,617 5,001 31 8 39 2,415 2,625 5,040
Texas 2,001 1,462 3,463 7,638 6,986 14,624 9,639 8,448 18,086 - - - 9,639 8,448 18,086
Utah 685 253 938 1,183 697 1,880 1,868 950 2,818 - - - 1,868 950 2,818
Vermont 256 64 320 307 89 396 563 153 717 - - - 563 153 717
Virginia 598 521 1,119 1,760 1,765 3,525 2,359 2,286 4,644 - - - 2,359 2,286 4,644
Washington 429 335 764 1,925 1,868 3,793 2,354 2,203 4,557 - - - 2,354 2,203 4,557
West Virginia 319 236 556 1,020 414 1,434 1,339 650 1,990 - - - 1,339 650 1,990
Wisconsin 512 366 878 3,159 1,942 5,101 3,671 2,308 5,979 - - - 3,671 2,308 5,979
Wyoming 807 106 913 1,969 180 2,149 2,776 286 3,061 - - - 2,776 286 3,061
U.S. Total 29,283 19,189 48,472 97,365 73,902 171,267 126,648 93,091 219,739 369 214 582 127,016 93,305 220,321
Puerto Rico 54 230 284 68 423 491 123 653 776 - - - 123 653 776
Grand Total 29,337 19,419 48,756 97,433 74,325 171,759 126,770 93,744 220,515 369 214 582 127,139 93,958 221,097

 

Page last modified on December 13, 2021
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