U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000


Skip to content
Facebook iconYouTube iconTwitter iconFlickr iconLinkedInInstagram

Policy and Governmental Affairs
Office of Highway Policy Information

FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-49 - Highway Statistics 2019

Highway Statistics Series

Highway Statistics 2019


Printable Excel Version [74 KB]
Printable PDF Version [83 KB]

Strategic Highway Network (STRAHNET) Length - 2019 (1)
    Miles by Interstate and Non-Interstate

September 30, 2020

Table HM-49
STATE RURAL URBAN TOTAL
INTERSTATE NON-INTERSTATE TOTAL INTERSTATE NON-INTERSTATE TOTAL
Alabama 571 626 1,197 433 310 743 1,940
Alaska 1,002 291 1,293 79 5 84 1,377
Arizona 916 264 1,180 252 35 288 1,467
Arkansas 439 301 740 310 59 369 1,110
California 1,214 - 1,214 1,242 - 1,242 2,457
Colorado 648 28 676 304 30 334 1,010
Connecticut 29 - 29 318 2 320 349
Delaware - 13 13 41 32 73 86
District of Columbia - - - 12 8 20 20
Florida 717 229 946 778 325 1,103 2,049
Georgia 537 660 1,198 710 294 1,004 2,201
Hawaii - 11 11 55 79 134 145
Idaho 519 113 632 92 17 109 741
Illinois 1,243 - 1,243 942 12 953 2,197
Indiana 785 58 843 493 4 497 1,340
Iowa 614 3 618 186 - 186 804
Kansas 640 3 643 235 15 250 894
Kentucky 711 13 724 233 15 248 972
Louisiana 529 135 665 413 55 469 1,133
Maine 279 - 279 87 2 89 368
Maryland 142 91 233 338 125 462 696
Massachusetts 63 - 63 506 24 531 593
Michigan 562 - 562 676 - 676 1,238
Minnesota 588 166 754 325 37 363 1,116
Mississippi 578 288 866 253 66 319 1,185
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 92 546
Nevada 457 1,262 1,719 163 104 267 1,985
New Hampshire 142 - 142 83 - 83 225
New Jersey 45 7 52 387 70 457 509
New Mexico 843 410 1,253 156 39 195 1,448
New York 804 - 804 933 2 934 1,738
North Carolina 564 619 1,183 787 356 1,143 2,325
North Dakota 510 123 633 61 17 78 711
Ohio 643 132 775 931 50 981 1,756
Oklahoma 650 112 761 287 21 308 1,069
Oregon 495 500 995 234 94 328 1,323
Pennsylvania 1,066 116 1,182 797 70 867 2,049
Rhode Island 18 - 18 52 14 66 84
South Carolina 546 - 546 304 - 304 851
South Dakota 591 - 591 88 - 88 679
Tennessee 645 48 692 557 64 621 1,313
Texas 2,001 2,243 4,243 1,458 580 2,038 6,282
Utah 685 258 943 253 41 295 1,238
Vermont 256 - 256 64 - 64 320
Virginia 598 386 983 521 171 692 1,675
Washington 429 123 552 335 101 435 987
West Virginia 319 57 376 235 25 260 637
Wisconsin 513 107 620 366 13 379 999
Wyoming 807 52 859 106 - 106 965
U.S. Total 29,305 10,423 39,728 19,177 3,473 22,649 62,378
Puerto Rico 47 - 47 257 - 257 303
Grand Total 29,351 10,423 39,775 19,433 3,473 22,907 62,681

(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.

 

Page last modified on November 20, 2020
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000