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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-15M - Highway Statistics 2018

Highway Statistics 2018


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FEDERAL - AID HIGHWAY LENGTH - 2018
  KILOMETERS BY SYSTEM (1)

August 30, 2019
Table HM-15M

STATE NATIONAL HIGHWAY SYSTEM OTHER FEDERAL-AID HIGHWAYS ALL FEDERAL-AID HIGHWAYS ALL NON-FEDERAL-AID HIGHWAYS TOTAL
INTERSTATE OTHER TOTAL
RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL RURAL URBAN TOTAL
Alabama 918 697 1,615 3,221 2,061 5,282 4,140 2,758 6,897 26,181 10,041 36,223 30,321 12,799 43,120 85,428 33,935 119,363 162,483
Alaska 1,612 127 1,738 1,591 259 1,850 3,202 386 3,588 2,598 1,074 3,672 5,800 1,460 7,260 16,304 3,874 20,179 27,439
Arizona 1,475 407 1,881 1,943 1,317 3,259 3,417 1,723 5,140 8,870 8,095 16,964 12,287 9,818 22,105 52,731 32,638 85,370 107,475
Arkansas 706 499 1,206 3,119 1,093 4,212 3,825 1,592 5,417 23,965 6,913 30,878 27,790 8,505 36,295 109,594 19,264 128,858 165,154
California 1,908 2,044 3,952 5,763 13,090 18,853 7,672 15,134 22,806 29,329 38,709 68,038 37,000 53,843 90,843 77,705 114,035 191,740 282,584
Colorado 1,043 489 1,532 4,146 2,222 6,368 5,189 2,711 7,899 14,379 6,017 20,397 19,568 8,728 28,296 90,125 24,770 114,895 143,191
Connecticut 46 511 557 254 1,541 1,795 300 2,052 2,352 1,729 6,118 7,848 2,029 8,171 10,200 7,130 17,361 24,491 34,691
Delaware - 65 65 204 412 616 204 477 682 756 1,137 1,893 961 1,614 2,575 3,601 4,222 7,824 10,398
Dist. of Columbia - 19 19 - 197 197 - 216 216 - 514 514 - 729 729 - 1,707 1,707 2,436
Florida 1,154 1,252 2,406 4,440 7,282 11,722 5,594 8,534 14,128 10,057 20,219 30,277 15,652 28,754 44,405 43,218 110,485 153,704 198,109
Georgia 865 1,142 2,007 4,941 4,471 9,412 5,806 5,613 11,419 25,196 14,595 39,790 31,002 20,208 51,209 91,548 63,877 155,425 206,634
Hawaii - 88 88 129 511 640 129 600 728 753 1,033 1,786 882 1,633 2,514 1,766 2,923 4,688 7,203
Idaho 841 150 991 2,749 574 3,323 3,590 724 4,314 12,007 2,462 14,469 15,598 3,185 18,783 64,803 7,096 71,899 90,682
Illinois 2,001 1,516 3,516 3,876 5,082 8,958 5,877 6,597 12,474 26,396 16,756 43,152 32,273 23,353 55,626 122,577 56,722 179,299 234,925
Indiana 1,262 809 2,072 2,793 1,155 3,948 4,055 1,964 6,019 19,913 13,864 33,777 23,969 15,828 39,796 83,272 32,977 116,249 156,045
Iowa 984 286 1,270 5,501 1,500 7,001 6,485 1,786 8,271 29,251 4,804 34,056 35,736 6,590 42,326 128,447 13,891 142,338 184,664
Kansas 1,029 377 1,406 4,878 815 5,694 5,907 1,193 7,100 42,972 5,756 48,728 48,879 6,949 55,828 156,820 16,201 173,021 228,849
Kentucky 1,145 374 1,519 2,622 1,170 3,792 3,767 1,544 5,310 13,166 5,048 18,215 16,933 6,592 23,525 87,717 17,795 105,512 129,037
Louisiana 857 660 1,517 1,841 1,851 3,691 2,698 2,511 5,209 10,502 6,962 17,464 13,200 9,473 22,673 57,292 18,876 76,167 98,840
Maine 449 140 589 1,289 258 1,547 1,739 398 2,137 6,770 1,308 8,079 8,509 1,707 10,216 23,032 3,470 26,501 36,717
Maryland 229 544 773 607 2,113 2,720 836 2,657 3,493 3,244 6,445 9,689 4,080 9,102 13,182 17,743 21,006 38,749 51,931
Massachusetts 103 818 921 694 3,738 4,432 797 4,556 5,353 1,395 11,403 12,797 2,192 15,958 18,150 7,771 33,244 41,014 59,164
Michigan 905 1,088 1,993 3,997 4,404 8,400 4,902 5,492 10,393 34,195 14,435 48,631 39,097 19,927 59,024 96,359 41,221 137,581 196,604
Minnesota 946 524 1,470 5,614 1,369 6,982 6,560 1,892 8,452 35,899 8,959 44,857 42,459 10,851 53,310 146,263 25,077 171,340 224,650
Mississippi 931 407 1,338 2,917 1,624 4,541 3,848 2,031 5,879 25,226 4,320 29,546 29,074 6,352 35,425 74,589 14,673 89,261 124,687
Missouri 1,354 866 2,220 4,811 2,157 6,968 6,165 3,023 9,188 32,624 7,854 40,478 38,789 10,877 49,666 134,373 28,545 162,918 212,584
Montana 1,761 157 1,919 4,462 355 4,817 6,224 512 6,736 15,644 1,265 16,908 21,868 1,777 23,644 89,695 5,065 94,760 118,404
Nebraska 667 111 778 4,318 753 5,072 4,986 864 5,850 25,005 2,532 27,537 29,990 3,396 33,386 110,408 9,515 119,923 153,309
Nevada 735 262 997 2,485 673 3,157 3,220 935 4,155 4,763 3,463 8,227 7,983 4,398 12,381 53,446 12,158 65,604 77,986
New Hampshire 228 134 362 623 515 1,137 851 649 1,500 2,594 1,627 4,220 3,445 2,275 5,720 14,427 5,877 20,304 26,024
New Jersey 72 622 694 314 3,768 4,081 386 4,390 4,776 1,741 11,050 12,790 2,127 15,439 17,566 6,638 38,430 45,068 62,635
New Mexico 1,357 251 1,608 2,816 610 3,426 4,173 861 5,034 11,234 3,584 14,818 15,407 4,445 19,852 91,498 13,543 105,041 124,893
New York 1,294 1,511 2,804 3,686 6,519 10,205 4,980 8,030 13,009 13,637 18,035 31,672 18,616 26,064 44,681 84,198 53,834 138,032 182,713
North Carolina 903 1,200 2,102 3,563 3,481 7,044 4,465 4,681 9,146 16,670 12,209 28,879 21,135 16,890 38,024 84,875 49,861 134,736 172,761
North Dakota 820 98 919 4,738 331 5,068 5,558 429 5,987 23,353 1,044 24,396 28,911 1,473 30,383 108,129 3,191 111,319 141,703
Ohio 1,034 1,499 2,533 2,995 3,576 6,572 4,030 5,075 9,105 22,031 17,332 39,363 26,061 22,407 48,468 95,476 54,028 149,504 197,972
Oklahoma 1,040 460 1,501 3,713 1,118 4,831 4,754 1,578 6,332 38,070 7,458 45,527 42,823 9,036 51,859 113,674 21,255 134,929 186,788
Oregon 797 377 1,174 4,277 1,491 5,768 5,073 1,869 6,942 16,737 6,301 23,038 21,811 8,169 29,980 81,276 16,310 97,586 127,566
Pennsylvania 1,729 1,268 2,997 2,997 5,525 8,522 4,726 6,793 11,519 18,793 15,994 34,787 23,519 22,787 46,306 92,869 54,896 147,765 194,071
Rhode Island 29 84 113 174 682 856 203 766 969 392 1,471 1,863 595 2,237 2,832 1,593 5,253 6,845 9,677
South Carolina 879 490 1,369 2,559 1,868 4,427 3,438 2,358 5,796 20,930 7,486 28,416 24,368 9,844 34,212 64,353 26,951 91,304 125,516
South Dakota 951 141 1,092 4,652 250 4,902 5,603 391 5,995 24,737 1,263 26,000 30,341 1,654 31,995 96,940 3,838 100,778 132,773
Tennessee 1,037 897 1,933 2,811 3,325 6,136 3,847 4,222 8,069 12,871 9,913 22,784 16,718 14,134 30,853 86,759 37,071 123,831 154,684
Texas 3,220 2,347 5,567 12,342 11,210 23,551 15,561 13,557 29,119 74,918 41,049 115,967 90,480 54,606 145,085 240,512 120,779 361,291 506,376
Utah 1,101 407 1,508 1,903 1,116 3,019 3,003 1,523 4,527 7,324 3,796 11,120 10,328 5,319 15,647 50,092 12,979 63,071 78,717
Vermont 412 103 515 494 142 636 906 246 1,151 4,395 775 5,170 5,301 1,020 6,321 15,219 1,397 16,617 22,938
Virginia 962 839 1,801 2,826 2,785 5,610 3,788 3,623 7,411 17,715 8,977 26,692 21,503 12,600 34,103 56,959 30,232 87,191 121,294
Washington 690 539 1,229 3,097 3,011 6,109 3,788 3,550 7,338 16,277 9,192 25,469 20,065 12,742 32,807 70,693 26,298 96,991 129,798
West Virginia 514 379 893 1,636 667 2,303 2,150 1,045 3,195 11,059 2,709 13,768 13,210 3,754 16,964 38,597 6,963 45,560 62,523
Wisconsin 825 589 1,414 5,086 3,117 8,203 5,910 3,707 9,617 26,940 9,733 36,673 32,850 13,440 46,290 114,729 25,036 139,765 186,055
Wyoming 1,300 170 1,470 3,164 300 3,464 4,464 470 4,934 6,350 1,538 7,888 10,814 2,008 12,822 32,340 2,580 34,920 47,742
U.S. Total 47,122 30,835 77,957 155,668 119,450 275,118 202,791 150,285 353,075 871,554 424,634 1,296,188 1,074,345 574,918 1,649,263 3,675,604 1,397,227 5,072,831 6,722,094
Puerto Rico 71 414 485 69 699 768 140 1,113 1,253 760 3,479 4,239 900 4,592 5,492 4,235 19,818 24,054 29,545
Grand Total 47,193 31,249 78,442 155,738 120,149 275,886 202,931 151,398 354,328 872,314 428,112 1,300,427 1,075,245 579,510 1,654,755 3,679,839 1,417,045 5,096,884 6,751,639

(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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