U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
August 23, 2018
Table HM-49
| STATE | RURAL | URBAN | TOTAL | ||||
|---|---|---|---|---|---|---|---|
| INTERSTATE | NON-INTERSTATE | TOTAL | INTERSTATE | NON-INTERSTATE | TOTAL | ||
| Alabama | 571 | 626 | 1,196 | 433 | 309 | 742 | 1,939 |
| Alaska | 1,002 | 291 | 1,293 | 79 | 5 | 84 | 1,377 |
| Arizona | 916 | 264 | 1,180 | 252 | 43 | 295 | 1,475 |
| Arkansas | 439 | 301 | 740 | 310 | 59 | 369 | 1,110 |
| California | 1,186 | - | 1,186 | 1,270 | - | 1,270 | 2,456 |
| Colorado | 648 | 28 | 676 | 304 | 30 | 334 | 1,010 |
| Connecticut | 29 | - | 29 | 317 | 2 | 320 | 349 |
| Delaware | - | 13 | 13 | 41 | 32 | 73 | 86 |
| Dist. of Columbia | - | - | - | 12 | 1 | 12 | 12 |
| Florida | 717 | 229 | 947 | 778 | 325 | 1,103 | 2,049 |
| Georgia | 537 | 653 | 1,191 | 710 | 302 | 1,012 | 2,202 |
| Hawaii | - | 11 | 11 | 55 | 79 | 134 | 145 |
| Idaho | 520 | 53 | 573 | 92 | 11 | 103 | 676 |
| Illinois | 1,243 | - | 1,243 | 942 | 12 | 953 | 2,197 |
| Indiana | 771 | 58 | 828 | 492 | 4 | 496 | 1,324 |
| Iowa | 610 | 4 | 614 | 175 | 1 | 176 | 791 |
| Kansas | 639 | 3 | 643 | 234 | 15 | 250 | 892 |
| Kentucky | 621 | 13 | 634 | 222 | 15 | 237 | 871 |
| Louisiana | 532 | 281 | 814 | 405 | 69 | 474 | 1,288 |
| Maine | 279 | - | 279 | 87 | 2 | 89 | 369 |
| Maryland | 142 | 91 | 233 | 338 | 125 | 463 | 696 |
| Massachusetts | 63 | - | 63 | 511 | 24 | 536 | 599 |
| Michigan | 567 | 42 | 608 | 685 | 57 | 742 | 1,350 |
| Minnesota | 588 | 166 | 754 | 325 | 37 | 363 | 1,116 |
| Mississippi | 569 | 291 | 860 | 253 | 70 | 323 | 1,182 |
| Missouri | 842 | 328 | 1,170 | 538 | 54 | 592 | 1,762 |
| Montana | 1,094 | 208 | 1,302 | 98 | 15 | 113 | 1,415 |
| Nebraska | 415 | 40 | 455 | 69 | 23 | 92 | 547 |
| Nevada | 447 | 1,270 | 1,717 | 155 | 118 | 273 | 1,990 |
| New Hampshire | 142 | - | 142 | 83 | - | 83 | 225 |
| New Jersey | 45 | 7 | 52 | 387 | 70 | 457 | 509 |
| New Mexico | 847 | 410 | 1,256 | 153 | 39 | 192 | 1,448 |
| New York | 804 | 5 | 808 | 940 | 21 | 962 | 1,770 |
| North Carolina | 551 | 629 | 1,181 | 721 | 358 | 1,079 | 2,260 |
| North Dakota | 510 | 123 | 633 | 61 | 17 | 78 | 711 |
| Ohio | 643 | 132 | 775 | 931 | 50 | 981 | 1,756 |
| Oklahoma | 646 | 112 | 758 | 286 | 19 | 305 | 1,063 |
| Oregon | 495 | 500 | 995 | 234 | 94 | 328 | 1,323 |
| Pennsylvania | 1,086 | 116 | 1,202 | 775 | 69 | 844 | 2,046 |
| Rhode Island | 18 | - | 18 | 52 | 14 | 66 | 84 |
| South Carolina | 546 | 160 | 706 | 304 | 155 | 460 | 1,166 |
| South Dakota | 591 | - | 591 | 88 | - | 88 | 679 |
| Tennessee | 644 | 48 | 692 | 557 | 64 | 621 | 1,313 |
| Texas | 2,001 | 2,210 | 4,210 | 1,459 | 556 | 2,015 | 6,225 |
| Utah | 684 | 258 | 942 | 253 | 45 | 298 | 1,240 |
| Vermont | 256 | - | 256 | 64 | - | 64 | 320 |
| Virginia | 598 | 383 | 981 | 521 | 173 | 694 | 1,675 |
| Washington | 429 | 123 | 552 | 335 | 101 | 436 | 988 |
| West Virginia | 319 | 46 | 365 | 235 | 12 | 247 | 613 |
| Wisconsin | 512 | 108 | 620 | 364 | 7 | 372 | 992 |
| Wyoming | 807 | 52 | 859 | 106 | 1 | 107 | 966 |
| U.S. Total | 29,162 | 10,685 | 39,847 | 19,092 | 3,705 | 22,797 | 62,644 |
| Puerto Rico (2) | 44 | - | 44 | 257 | - | 257 | 301 |
| Grand Total | 29,206 | 10,685 | 39,891 | 19,350 | 3,705 | 23,055 | 62,945 |
(1) The STRAHNET includes highways which are important to the United States strategic defense. They provide defense access, continuity, and emergency capabilities for the movement of personnel, materials, and equipment.
(2) Data may not be complete.
