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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-20M - Highway Statistics 2015

Highway Statistics 2015


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Public Road Length - 2015 (1)
    Kilometers By Functional System

December 2016
Table HM-20M

STATE RURAL URBAN TOTAL
INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR LOCAL TOTAL INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR LOCAL TOTAL
Alabama 919 - 3,275 6,462 19,635 10,680 80,999 121,969 691 43 2,088 3,774 5,829 299 29,489 42,215 164,184
Alaska 1,613 - 1,290 694 2,572 1,945 13,283 21,398 127 - 220 326 406 381 3,101 4,560 25,958
Arizona 1,475 28 1,948 2,067 6,766 3,029 48,739 64,052 406 345 1,357 4,240 3,127 347 32,540 42,361 106,413
Arkansas 659 137 3,052 4,941 19,047 11,087 98,645 137,568 472 186 1,015 2,944 3,500 390 19,058 27,565 165,133
California 1,946 656 5,289 9,748 19,016 12,717 89,592 138,966 1,998 2,537 10,588 17,935 20,960 619 121,562 176,199 315,164
Colorado 1,043 45 4,134 5,569 8,768 14,278 76,035 109,871 489 522 1,719 2,910 2,988 107 24,207 32,941 142,813
Connecticut 46 57 191 356 1,379 672 6,445 9,146 511 392 1,143 2,693 2,919 500 17,316 25,474 34,620
Delaware - 40 195 169 700 443 3,296 4,844 65 50 312 329 590 87 4,047 5,481 10,325
Dist. of Columbia - - - - - - - - 19 26 172 263 251 - 1,695 2,425 2,425
Florida 1,154 278 4,215 3,526 6,470 5,160 37,919 58,723 1,252 920 6,397 6,760 10,375 3,008 109,965 138,678 197,401
Georgia 862 - 3,782 7,583 18,777 10,876 83,307 125,187 1,145 262 3,711 7,988 5,993 1,103 60,822 81,024 206,211
Hawaii - - 126 411 355 142 1,651 2,684 88 54 427 309 422 303 2,882 4,486 7,170
Idaho 839 - 2,818 2,352 9,561 6,264 50,959 72,792 145 - 759 1,084 1,185 11 6,362 9,546 82,338
Illinois 2,001 48 3,694 7,354 21,114 5,718 114,865 154,794 1,515 175 5,070 7,247 8,658 599 56,647 79,911 234,706
Indiana 1,236 226 2,331 3,602 15,917 13,977 69,502 106,790 801 274 2,698 5,114 5,338 617 33,784 48,625 155,415
Iowa 985 - 5,503 6,261 22,910 25,785 102,659 164,104 283 - 1,458 2,669 2,087 - 13,576 20,073 184,176
Kansas 1,029 651 4,228 6,837 36,127 15,117 140,043 204,032 377 302 544 2,186 2,828 599 15,494 22,329 226,361
Kentucky 1,001 791 1,957 3,763 9,342 15,014 72,453 104,321 354 118 1,008 2,245 2,074 305 18,093 24,197 128,518
Louisiana 857 39 1,659 3,046 7,597 5,253 52,052 70,503 651 116 1,729 3,153 3,480 345 18,867 28,341 98,844
Maine 482 - 1,269 1,534 5,280 3,461 20,016 32,042 106 29 216 379 835 30 3,235 4,830 36,872
Maryland 229 - 540 1,169 2,135 2,655 14,937 21,664 544 490 1,904 2,497 3,156 195 21,110 29,895 51,559
Massachusetts 104 17 170 508 1,396 992 7,065 10,250 821 518 3,185 6,489 4,954 - 32,399 48,367 58,617
Michigan 910 554 3,428 7,864 26,347 6,804 89,795 135,703 1,104 574 3,799 7,970 6,285 150 41,215 61,098 196,800
Minnesota 956 6 5,602 10,514 25,711 19,152 125,747 187,688 515 261 1,301 4,340 3,917 157 25,144 35,637 223,324
Mississippi 892 - 2,870 6,029 19,216 3,727 70,122 102,856 407 103 1,538 1,739 2,520 17 14,380 20,704 123,560
Missouri 1,354 1,490 3,271 6,416 26,419 10,004 123,510 172,465 866 770 1,452 3,479 3,962 150 28,563 39,242 211,707
Montana 1,761 - 4,463 4,575 11,064 14,226 77,888 113,976 157 - 408 466 651 87 4,966 6,736 120,713
Nebraska 667 536 3,786 6,664 18,402 14,134 96,363 140,552 108 205 636 1,272 890 14 8,376 11,501 152,053
Nevada 720 - 2,420 1,163 3,537 3,920 43,381 55,140 241 88 576 1,428 80 1,840 11,257 15,510 70,650
New Hampshire 228 15 521 1,007 1,672 1,717 12,676 17,836 134 119 357 788 862 - 5,875 8,136 25,972
New Jersey 72 57 253 466 1,243 538 6,518 9,148 622 729 2,903 5,876 4,707 651 38,232 53,721 62,868
New Mexico 1,362 - 3,123 3,624 7,314 5,071 77,212 97,707 247 18 1,100 1,181 1,363 491 9,048 13,448 111,155
New York 1,292 182 3,430 4,623 8,996 15,041 70,073 103,638 1,514 1,311 4,985 8,962 8,917 375 54,350 80,415 184,053
North Carolina 887 656 2,490 4,976 12,058 9,711 74,637 105,415 1,159 748 3,180 5,537 5,381 696 49,010 65,712 171,127
North Dakota 823 - 4,769 4,049 19,293 - 107,865 136,799 96 - 302 487 529 - 2,006 3,420 140,220
Ohio 1,034 533 2,443 4,264 17,750 10,096 85,373 121,492 1,499 936 3,908 6,400 8,643 962 53,990 76,337 197,830
Oklahoma 1,040 - 3,625 4,289 34,005 4,806 104,784 152,549 461 318 1,880 3,549 2,400 189 20,045 28,842 181,391
Oregon 797 - 4,277 3,582 13,146 12,935 59,637 94,374 377 92 1,378 2,069 3,414 796 15,857 23,983 118,357
Pennsylvania 1,789 575 2,515 7,312 11,864 11,233 81,377 116,664 1,216 848 4,526 6,464 8,817 - 54,732 76,603 193,267
Rhode Island 29 17 156 116 277 240 1,354 2,190 84 129 551 551 869 52 5,303 7,541 9,730
South Carolina 879 72 2,489 4,805 16,129 3,290 65,165 92,828 490 135 1,712 2,848 4,540 117 20,042 29,884 122,712
South Dakota 951 468 4,172 4,767 19,989 10,051 87,050 127,450 141 29 216 694 565 - 3,798 5,444 132,893
Tennessee 923 - 2,796 4,779 7,939 15,841 71,260 103,538 854 265 2,890 4,361 3,848 1,657 36,499 50,374 153,912
Texas 3,220 6 13,580 16,842 56,456 24,054 216,116 330,274 2,279 2,431 9,789 12,806 25,460 1,717 119,928 174,409 504,683
Utah 1,101 14 1,873 2,126 5,249 5,727 40,635 56,724 407 70 1,047 1,062 1,781 603 12,818 17,787 74,510
Vermont 416 3 502 1,172 3,199 1,399 13,895 20,585 99 26 182 243 386 25 1,391 2,352 22,937
Virginia 755 142 2,087 5,123 11,674 7,845 48,452 76,078 1,050 577 2,776 4,364 4,398 1,240 30,317 44,721 120,799
Washington 690 988 2,112 3,253 13,019 10,050 60,503 90,615 539 671 2,319 4,365 4,416 302 26,066 38,677 129,292
West Virginia 497 14 1,601 2,109 8,635 3,418 34,624 50,898 394 23 669 1,228 1,690 145 7,347 11,496 62,394
Wisconsin 825 229 4,716 7,638 19,448 13,640 101,106 147,602 585 529 3,126 4,363 4,622 1 24,844 38,070 185,673
Wyoming 1,300 - 3,192 1,974 4,396 11,265 19,732 41,859 170 4 368 381 830 68 2,897 4,718 46,577
U.S. Total 46,655 9,572 144,227 214,069 659,309 415,200 3,251,312 4,740,344 30,679 19,373 107,592 182,808 208,695 22,346 1,374,548 1,946,042 6,686,385
Puerto Rico (2) 70 - 71 361 354 390 3,690 4,936 408 76 610 1,499 1,803 1 18,320 22,718 27,654
Grand Total 46,725 9,572 144,298 214,430 659,663 415,590 3,255,002 4,745,280 31,088 19,449 108,203 184,307 210,498 22,347 1,392,868 1,968,760 6,714,040

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

(2) 2014 data.

Page last modified on December 7, 2016
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000