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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2024 / Table HM-48 - Highway Statistics 2024

Highway Statistics Series

Highway Statistics 2024


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Federal-Aid Highway Lane - Length - 2024
    Lane - Miles by System (1)

October 17, 2025

Table HM-48
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 2,435 2,308 4,743 6,066 4,856 10,921 8,501 7,163 15,664 33,189 14,373 47,562 41,690 21,536 63,226 98,106 46,094 144,200 207,426
Alaska 2,053 338 2,391 1,978 563 2,541 4,032 901 4,932 3,174 1,494 4,668 7,205 2,395 9,601 21,431 4,834 26,265 35,865
Arizona 3,819 1,417 5,237 3,461 4,523 7,985 7,281 5,941 13,222 11,819 22,055 33,874 19,100 27,995 47,095 72,750 45,414 118,164 165,260
Arkansas 1,723 1,597 3,320 5,447 2,659 8,106 7,170 4,256 11,425 29,547 9,577 39,124 36,717 13,833 50,550 127,142 26,045 153,187 203,737
California 5,464 9,877 15,341 11,187 32,621 43,808 16,650 42,498 59,149 37,086 57,324 94,410 53,736 99,822 153,559 103,077 139,964 243,041 396,599
Colorado 2,537 1,801 4,339 5,688 5,721 11,409 8,226 7,522 15,748 17,678 9,559 27,237 25,904 17,081 42,985 110,234 34,312 144,545 187,530
Connecticut 153 1,731 1,884 389 2,895 3,284 542 4,626 5,168 2,132 8,238 10,370 2,674 12,864 15,538 8,519 21,615 30,134 45,672
Delaware - 256 256 537 1,007 1,544 537 1,263 1,800 949 1,572 2,521 1,486 2,836 4,321 4,621 5,527 10,149 14,470
District of Columbia - 73 73 - 498 498 - 570 570 - 742 742 - 1,312 1,312 - 2,138 2,138 3,450
Florida 3,256 5,600 8,857 7,875 21,450 29,325 11,131 27,051 38,182 12,155 37,993 50,148 23,286 65,044 88,330 65,330 126,127 191,457 279,787
Georgia 3,133 3,973 7,106 11,540 8,705 20,244 14,672 12,678 27,350 33,920 18,026 51,947 48,592 30,704 79,297 121,429 70,104 191,533 270,830
Hawaii 23 299 322 141 1,038 1,179 163 1,337 1,501 936 1,521 2,457 1,100 2,858 3,958 1,678 4,426 6,104 10,062
Idaho 2,066 481 2,546 3,957 863 4,820 6,022 1,344 7,366 14,653 4,040 18,693 20,676 5,384 26,059 84,284 10,727 95,011 121,070
Illinois 4,966 4,908 9,874 5,564 10,952 16,517 10,530 15,861 26,391 32,891 24,925 57,816 43,421 40,785 84,206 152,537 70,211 222,748 306,955
Indiana 3,357 2,498 5,854 4,973 2,362 7,334 8,329 4,859 13,189 25,741 19,592 45,333 34,070 24,452 58,522 106,936 38,258 145,194 203,716
Iowa 2,390 962 3,352 8,833 3,348 12,180 11,223 4,309 15,532 36,450 7,151 43,601 47,673 11,461 59,133 158,866 18,400 177,266 236,399
Kansas 2,519 1,194 3,713 7,003 1,889 8,892 9,523 3,082 12,605 53,365 9,605 62,970 62,888 12,688 75,575 189,376 18,956 208,333 283,908
Kentucky 3,463 1,425 4,888 4,844 2,876 7,719 8,306 4,301 12,607 16,467 7,713 24,180 24,774 12,014 36,788 107,652 22,168 129,820 166,608
Louisiana 2,167 1,909 4,075 3,721 4,097 7,818 5,888 6,005 11,893 13,857 12,073 25,930 19,745 18,078 37,823 69,633 32,530 102,164 139,986
Maine 1,081 473 1,554 1,609 445 2,054 2,690 917 3,607 8,257 1,925 10,182 10,947 2,843 13,790 28,274 4,772 33,046 46,836
Maryland 634 2,250 2,885 1,521 4,997 6,518 2,156 7,247 9,403 4,204 9,176 13,379 6,360 16,423 22,782 22,185 26,787 48,972 71,755
Massachusetts 227 2,959 3,187 829 6,405 7,234 1,056 9,364 10,420 1,683 14,608 16,291 2,739 23,972 26,711 9,323 42,001 51,325 78,036
Michigan 2,256 3,824 6,081 5,801 10,566 16,366 8,057 14,390 22,447 42,186 20,853 63,039 50,243 35,243 85,486 118,025 52,650 170,675 256,161
Minnesota 2,301 1,830 4,131 8,703 3,413 12,117 11,004 5,243 16,247 44,290 16,278 60,568 55,294 21,521 76,815 182,761 33,535 216,296 293,111
Mississippi 2,277 1,206 3,483 6,655 3,479 10,134 8,932 4,685 13,617 31,535 6,252 37,787 40,467 10,938 51,404 93,523 19,087 112,611 164,015
Missouri 3,431 3,143 6,574 8,695 5,717 14,413 12,127 8,860 20,987 41,009 13,433 54,442 53,135 22,293 75,429 166,615 37,338 203,953 279,382
Montana 4,421 350 4,771 5,998 697 6,695 10,419 1,047 11,466 19,488 1,589 21,077 29,907 2,637 32,543 112,741 7,272 120,013 152,557
Nebraska 1,687 431 2,118 6,279 1,868 8,147 7,966 2,299 10,265 31,071 3,903 34,974 39,037 6,203 45,240 136,635 12,290 148,925 194,165
Nevada 1,878 974 2,851 3,581 1,852 5,432 5,458 2,825 8,283 5,908 6,846 12,753 11,366 9,671 21,037 63,907 15,933 79,841 100,878
New Hampshire 506 567 1,074 834 950 1,784 1,340 1,517 2,858 3,286 2,197 5,483 4,626 3,714 8,340 18,018 7,271 25,289 33,629
New Jersey 252 2,739 2,991 654 8,613 9,267 906 11,352 12,258 2,589 14,189 16,778 3,495 25,542 29,037 9,331 46,420 55,751 84,788
New Mexico 3,345 845 4,190 5,445 1,768 7,212 8,789 2,613 11,402 14,057 5,909 19,965 22,846 8,521 31,367 102,106 17,677 119,783 151,150
New York 3,312 4,696 8,007 5,249 13,688 18,938 8,561 18,384 26,945 17,187 23,922 41,109 25,748 42,306 68,054 107,122 68,829 175,951 244,006
North Carolina 3,407 3,585 6,991 8,571 6,954 15,525 11,978 10,538 22,516 23,849 15,326 39,175 35,826 25,865 61,691 108,764 61,775 170,539 232,230
North Dakota 2,020 284 2,304 6,889 719 7,609 8,909 1,003 9,912 29,365 1,624 30,989 38,274 2,627 40,901 134,951 3,869 138,820 179,721
Ohio 2,964 5,500 8,465 5,500 8,013 13,513 8,464 13,513 21,977 27,609 27,402 55,011 36,073 40,915 76,988 117,288 68,150 185,438 262,426
Oklahoma 2,715 1,551 4,266 6,942 2,613 9,555 9,656 4,164 13,821 48,183 12,381 60,564 57,840 16,545 74,385 139,251 27,298 166,549 240,934
Oregon 2,080 1,060 3,140 5,958 3,005 8,963 8,037 4,065 12,102 21,281 8,190 29,471 29,318 12,255 41,573 100,427 20,160 120,587 162,161
Pennsylvania 4,712 3,223 7,935 5,868 9,934 15,802 10,579 13,157 23,736 26,111 18,501 44,612 36,690 31,658 68,349 120,504 64,457 184,962 253,310
Rhode Island 62 316 378 218 1,195 1,413 280 1,511 1,791 430 2,019 2,449 710 3,530 4,240 2,293 7,268 9,561 13,801
South Carolina 1,886 1,978 3,864 4,320 5,087 9,408 6,206 7,065 13,272 24,707 12,823 37,530 30,913 19,888 50,802 71,761 42,483 114,244 165,046
South Dakota 2,367 397 2,764 6,539 555 7,094 8,906 952 9,858 30,871 1,826 32,697 39,777 2,778 42,555 119,131 4,667 123,799 166,354
Tennessee 2,798 2,858 5,657 6,047 7,255 13,302 8,845 10,113 18,958 16,926 14,117 31,043 25,771 24,230 50,002 109,320 44,286 153,606 203,608
Texas 8,167 9,546 17,713 25,960 29,064 55,023 34,127 38,609 72,736 93,442 70,728 164,170 127,569 109,337 236,906 304,114 166,416 470,530 707,436
Utah 2,764 1,706 4,469 2,649 2,804 5,453 5,413 4,509 9,922 9,133 5,502 14,635 14,546 10,011 24,557 59,868 19,494 79,362 103,919
Vermont 1,072 208 1,280 666 225 891 1,738 433 2,171 5,567 916 6,482 7,305 1,349 8,653 18,930 1,640 20,570 29,224
Virginia 2,092 3,574 5,666 5,870 7,841 13,711 7,963 11,415 19,378 22,119 15,566 37,685 30,082 26,981 57,063 69,312 38,769 108,082 165,145
Washington 1,800 2,233 4,033 4,229 6,520 10,749 6,029 8,753 14,782 20,243 12,495 32,739 26,272 21,249 47,521 81,439 35,138 116,577 164,099
West Virginia 1,535 865 2,400 2,949 1,122 4,071 4,484 1,987 6,471 14,502 2,752 17,254 18,986 4,739 23,725 49,357 7,797 57,154 80,879
Wisconsin 2,266 1,799 4,065 8,475 6,112 14,586 10,741 7,911 18,651 34,454 12,826 47,280 45,195 20,736 65,931 143,896 30,120 174,015 239,946
Wyoming 3,228 423 3,651 4,101 588 4,689 7,329 1,011 8,340 7,986 2,078 10,064 15,315 3,089 18,404 44,276 3,173 47,449 65,853
U.S. Total 121,065 110,039 231,104 266,808 276,985 543,792 387,873 387,024 774,897 1,099,534 645,729 1,745,263 1,487,407 1,032,753 2,520,159 4,569,052 1,776,678 6,345,729 8,865,889
Puerto Rico 246 1,045 1,291 200 1,564 1,764 446 2,609 3,055 1,372 4,121 5,492 1,817 6,729 8,547 8,874 24,218 33,092 41,638
Grand Total 121,311 111,085 232,395 267,008 278,548 545,556 388,318 389,633 777,951 1,100,906 649,849 1,750,755 1,489,224 1,039,482 2,528,706 4,577,926 1,800,895 6,378,821 8,907,527

(1) May see differences from prior years; starting in 1999, number of lanes is coded for all systems except rural minor collector and rural/urban local. Rural minor collector and rural/urban local functional system lane-miles estimated by FHWA assuming two as the number of lanes.

 

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