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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-37 - Highway Statistics 2017

Highway Statistics 2017


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Federal-Aid Highway Length - 2017 (1)
    Miles by Average Daily Traffic Volume

August 23, 2018
Table HM-37
Sheet 1 of 3

STATE NATIONAL HIGHWAY SYSTEM - RURAL
INTERSTATE SYSTEM OTHER TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 10,000 10,000- 19,999 20,000- 34,999 35,000 AND OVER LESS THAN 1,000 1,000- 1,999 2,000- 2,999 3,000- 3,999 4,000- 4,999 5,000- 9,999 10,000- 14,999 15,000 AND OVER
Alabama 3 107 249 211 571 0 105 228 270 193 705 327 183 2,011 2,582
Alaska 980 7 11 3 1,002 789 46 43 52 20 34 4 1 989 1,990
Arizona 68 545 227 77 916 12 81 82 167 93 519 141 112 1,207 2,124
Arkansas 27 48 268 96 439 24 170 181 314 355 713 125 55 1,937 2,376
California 45 334 325 481 1,186 216 299 191 391 325 931 449 776 3,577 4,763
Colorado 114 333 113 88 648 198 349 571 386 284 554 92 141 2,576 3,224
Connecticut - 0 10 19 29 - - 1 2 21 49 48 38 158 186
Delaware - - - - - - 3 0 1 3 8 20 91 127 127
Dist. of Columbia - - - - - - - - - - - - - - -
Florida - 50 315 352 717 20 53 157 268 333 921 467 528 2,747 3,464
Georgia 1 12 222 303 537 49 326 528 455 391 952 314 160 3,176 3,713
Hawaii - - - - - 1 1 - - - 56 7 16 80 80
Idaho 182 216 121 1 520 221 360 319 233 184 317 56 39 1,730 2,250
Illinois 88 497 601 57 1,243 46 196 552 497 450 624 92 12 2,469 3,712
Indiana 90 190 264 226 771 9 24 84 203 223 668 269 235 1,715 2,485
Iowa 19 244 290 57 610 41 408 753 629 444 816 257 78 3,425 4,036
Kansas 45 496 87 11 639 43 581 674 501 442 650 101 38 3,031 3,671
Kentucky 26 124 102 369 621 2 46 51 121 158 841 359 140 1,718 2,339
Louisiana 16 148 154 215 532 21 51 113 175 86 433 155 110 1,144 1,676
Maine 109 39 91 40 279 1 65 114 86 109 275 100 33 782 1,061
Maryland - 52 20 70 142 - 3 6 8 15 43 100 203 377 519
Massachusetts - 6 39 19 63 6 45 97 59 30 150 29 15 431 494
Michigan 73 171 138 184 567 66 281 209 377 255 785 213 298 2,484 3,051
Minnesota 127 286 123 53 588 100 414 627 614 419 878 225 210 3,488 4,076
Mississippi 4 323 204 37 569 31 44 107 97 224 882 260 167 1,812 2,381
Missouri 25 373 355 89 842 40 305 362 274 263 1,005 427 312 2,989 3,831
Montana 909 183 2 - 1,094 656 965 589 183 113 187 48 32 2,773 3,867
Nebraska 104 150 126 34 415 289 704 574 402 187 440 69 18 2,683 3,098
Nevada 305 30 72 40 447 405 354 400 138 41 154 27 27 1,547 1,995
New Hampshire 25 47 54 15 142 - 1 32 36 5 156 107 50 387 529
New Jersey - - - 45 45 - - 5 9 2 54 53 72 195 240
New Mexico 290 358 185 14 847 142 276 286 389 134 320 156 56 1,760 2,607
New York 205 228 242 128 804 31 269 337 426 257 739 156 81 2,296 3,100
North Carolina 16 86 201 248 551 17 31 77 147 163 642 443 684 2,204 2,755
North Dakota 343 167 - - 510 1,151 799 356 225 122 267 21 1 2,941 3,451
Ohio 2 51 199 391 643 10 58 95 188 143 704 336 327 1,861 2,504
Oklahoma 30 234 329 53 646 71 209 412 199 237 698 146 259 2,231 2,878
Oregon 18 268 148 61 495 525 487 259 287 308 573 134 83 2,657 3,152
Pennsylvania 7 208 690 181 1,086 6 119 179 205 185 634 313 291 1,933 3,019
Rhode Island - - - 18 18 - 6 13 16 11 29 28 4 108 126
South Carolina - 1 191 354 546 7 76 141 284 110 529 251 193 1,591 2,137
South Dakota 371 207 14 - 591 852 1,130 461 205 104 131 7 - 2,891 3,482
Tennessee 15 41 217 371 644 5 85 148 179 221 709 295 104 1,746 2,391
Texas 287 604 696 413 2,001 273 789 681 798 713 2,481 1,131 799 7,665 9,666
Utah 315 216 141 12 684 113 140 232 154 127 332 43 32 1,174 1,858
Vermont 101 118 37 - 256 - 2 17 29 60 163 35 - 306 562
Virginia 31 11 139 417 598 82 49 87 25 95 565 373 449 1,725 2,322
Washington 1 183 124 122 429 90 244 281 218 230 628 88 146 1,925 2,354
West Virginia 15 167 105 32 319 44 149 176 148 105 179 177 38 1,017 1,336
Wisconsin 1 95 201 215 512 22 128 372 496 379 1,044 459 257 3,155 3,668
Wyoming 457 346 4 - 807 310 778 591 99 120 83 3 - 1,983 2,791
U.S. Total 5,893 8,600 8,446 6,223 29,162 7,040 12,106 12,850 11,664 9,494 26,253 9,535 7,993 96,935 126,097
Puerto Rico (2) - 16 19 9 44 - - - 0 1 12 23 8 43 87
Grand Total 5,893 8,615 8,466 6,232 29,206 7,040 12,106 12,850 11,664 9,494 26,265 9,558 8,001 96,978 126,184

August 23, 2018
Table HM-37
Sheet 2 of 3

STATE NATIONAL HIGHWAY SYSTEM - URBAN
INTERSTATE SYSTEM OTHER TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 30,000 30,000- 69,999 70,000- 124,999 125,000- 174,999 175,000 AND OVER LESS THAN 7,500 7,500- 14,999 15,000- 34,999 35,000- 59,999 60,000 AND OVER
Alabama 76 227 114 15 1 433 122 325 698 114 23 1,282 1,715
Alaska 52 27 - - - 79 22 48 86 5 - 161 240
Arizona 52 96 48 24 33 252 39 128 323 183 147 820 1,072
Arkansas 78 156 76 0 - 310 130 204 296 39 9 679 989
California 68 127 239 270 567 1,270 740 1,253 3,693 1,197 1,259 8,142 9,412
Colorado 70 68 89 47 29 304 92 214 668 314 92 1,380 1,684
Connecticut 17 103 146 51 - 317 101 344 344 87 82 958 1,275
Delaware 0 14 15 7 4 41 4 23 140 71 19 257 297
Dist. of Columbia - 1 8 2 1 12 1 12 73 26 10 123 134
Florida 33 215 282 141 107 778 140 566 1,892 1,418 522 4,540 5,318
Georgia 21 292 213 88 96 710 499 758 1,182 296 86 2,820 3,530
Hawaii 7 13 21 5 9 55 9 124 134 45 3 315 370
Idaho 41 28 19 3 - 92 83 113 155 16 - 367 459
Illinois 277 323 109 154 78 942 657 953 1,357 273 44 3,283 4,225
Indiana 99 237 107 38 12 492 86 209 361 72 3 731 1,223
Iowa 47 87 38 3 - 175 316 337 268 5 - 926 1,101
Kansas 83 94 44 14 - 234 143 162 161 25 24 515 749
Kentucky 12 95 81 31 3 222 58 195 397 69 19 738 959
Louisiana 29 236 111 22 7 405 96 293 621 135 5 1,150 1,555
Maine 32 47 8 - - 87 19 90 69 2 - 180 267
Maryland 10 50 125 57 96 338 34 138 604 347 178 1,301 1,638
Massachusetts 18 153 246 68 27 511 289 870 789 254 129 2,330 2,841
Michigan 96 325 162 81 21 685 218 716 1,351 283 168 2,736 3,421
Minnesota 58 82 142 39 6 325 97 204 313 127 108 850 1,175
Mississippi 79 136 36 2 - 253 248 331 376 54 1 1,010 1,263
Missouri 106 184 170 60 18 538 136 321 667 178 42 1,343 1,881
Montana 92 6 - - - 98 59 80 75 6 - 220 318
Nebraska 17 28 12 7 5 69 72 137 213 25 12 458 527
Nevada 46 43 21 31 14 155 30 76 191 84 39 420 575
New Hampshire 3 34 46 - - 83 22 107 130 40 21 320 403
New Jersey 3 72 196 71 44 387 121 541 939 415 327 2,343 2,730
New Mexico 75 48 13 10 7 153 64 148 126 28 5 371 525
New York 237 400 199 86 20 940 615 1,247 1,487 383 322 4,054 4,994
North Carolina 46 335 257 76 7 721 123 426 1,179 379 76 2,183 2,904
North Dakota 49 9 4 - - 61 74 66 67 2 - 208 269
Ohio 78 414 322 106 12 931 311 701 992 160 58 2,222 3,153
Oklahoma 87 109 71 18 - 286 122 215 230 55 48 670 956
Oregon 55 93 48 37 1 234 100 298 444 59 28 928 1,162
Pennsylvania 171 432 133 23 15 775 420 1,302 1,269 276 96 3,364 4,139
Rhode Island - 17 17 15 3 52 33 167 170 39 14 424 476
South Carolina 25 123 146 9 0 304 73 344 561 177 6 1,161 1,465
South Dakota 64 24 - - - 88 63 63 30 - - 155 243
Tennessee 53 266 148 64 25 557 217 606 1,002 209 37 2,071 2,628
Texas 166 491 377 241 183 1,459 820 1,575 3,038 884 605 6,922 8,380
Utah 70 63 49 38 32 253 84 142 341 111 10 689 942
Vermont 46 18 - - - 64 28 56 28 1 - 113 177
Virginia 36 215 142 84 46 521 65 379 807 374 120 1,745 2,266
Washington 52 93 74 58 57 335 172 493 931 187 89 1,872 2,207
West Virginia 77 142 16 - - 235 78 154 176 6 - 414 649
Wisconsin 76 172 78 38 - 364 388 748 655 109 27 1,928 2,292
Wyoming 106 - - - - 106 77 80 28 0 - 185 291
U.S. Total 3,192 7,064 5,017 2,235 1,585 19,092 8,609 19,082 32,123 9,645 4,914 74,373 93,465
Puerto Rico (2) 71 141 35 4 7 257 35 95 220 62 27 439 696
Grand Total 3,263 7,204 5,052 2,239 1,591 19,350 8,644 19,177 32,343 9,706 4,942 74,811 94,161

August 23, 2018
Table HM-37
Sheet 3 of 3

STATE OTHER FEDERAL - AID HIGHWAYS
RURAL URBAN TOTAL
AVERAGE DAILY TRAFFIC VOLUME   AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 100 100- 499 500- 999 1,000- 4,999 5,000- 9,999 10,000 AND OVER TOTAL LESS THAN 1,000 1,000- 2,999 3,000- 4,999 5,000- 9,999 10,000- 19,999 20,000 AND OVER
Alabama 387 4,497 3,809 6,806 628 113 16,240 968 1,794 1,125 1,391 813 153 6,244 22,485
Alaska 511 658 138 289 13 5 1,614 150 260 105 113 38 1 666 2,280
Arizona 199 794 815 3,303 348 48 5,507 418 934 547 990 1,094 1,051 5,033 10,541
Arkansas 723 5,005 3,499 5,296 405 18 14,945 1,020 1,295 729 812 416 81 4,352 19,298
California 489 3,704 3,194 8,558 1,476 710 18,130 2,165 5,156 3,950 5,701 4,665 2,484 24,121 42,251
Colorado 941 2,827 2,155 2,620 333 58 8,933 390 837 655 928 723 206 3,739 12,672
Connecticut 0 41 84 769 170 11 1,075 185 977 838 1,216 540 44 3,799 4,874
Delaware 0 7 22 304 110 27 469 35 129 133 196 163 50 706 1,174
Dist. of Columbia - - - - - - - 4 41 64 99 95 15 319 319
Florida 10 338 852 3,696 1,085 284 6,265 335 1,625 1,755 3,348 3,260 2,219 12,542 18,807
Georgia 243 3,645 3,422 7,362 760 115 15,547 779 2,117 1,616 2,262 1,765 501 9,040 24,588
Hawaii - 6 36 320 68 43 475 21 116 95 207 159 44 642 1,116
Idaho 1,024 2,814 1,609 1,863 128 23 7,462 236 510 268 292 189 26 1,520 8,982
Illinois 78 4,049 4,004 7,779 419 13 16,341 1,201 2,802 1,750 2,470 1,648 401 10,272 26,613
Indiana 191 2,168 2,210 6,610 858 139 12,177 720 2,081 1,706 1,869 1,510 503 8,389 20,566
Iowa 1,202 6,042 5,088 5,712 110 9 18,162 521 1,014 556 655 217 24 2,988 21,150
Kansas 9,009 9,714 3,871 4,027 65 12 26,698 649 1,007 561 725 443 140 3,525 30,223
Kentucky - 436 1,235 5,535 833 132 8,171 102 616 750 966 574 125 3,133 11,304
Louisiana - 361 1,020 4,277 747 121 6,526 418 1,025 844 1,211 687 141 4,326 10,852
Maine 3 325 705 2,664 394 78 4,169 12 169 219 296 142 17 855 5,024
Maryland 0 28 134 1,136 531 181 2,011 157 667 607 1,171 1,085 316 4,004 6,015
Massachusetts 6 116 173 478 75 17 866 479 1,463 2,069 2,037 918 118 7,084 7,950
Michigan 502 3,850 4,600 10,479 1,609 207 21,248 615 2,119 1,774 2,582 1,603 249 8,942 30,190
Minnesota 657 7,534 6,089 7,547 431 51 22,309 661 1,331 997 1,461 891 214 5,556 27,865
Mississippi 824 4,978 3,379 5,930 513 50 15,675 225 941 688 622 180 22 2,678 18,353
Missouri 689 7,617 4,695 6,619 550 87 20,257 369 1,414 939 1,332 703 99 4,856 25,113
Montana 2,365 4,428 1,533 1,317 70 7 9,720 99 303 145 169 65 4 786 10,506
Nebraska 3,585 5,908 2,814 3,096 126 6 15,535 238 479 271 358 189 49 1,584 17,119
Nevada 499 1,601 354 435 64 5 2,957 292 404 277 511 374 284 2,141 5,099
New Hampshire 13 16 137 1,067 334 45 1,612 13 169 252 330 222 19 1,004 2,616
New Jersey - 25 109 668 241 39 1,082 231 1,494 1,480 2,413 1,177 71 6,867 7,948
New Mexico 530 2,191 1,066 2,729 372 103 6,991 234 570 447 528 308 111 2,198 9,189
New York 5 386 1,372 6,096 538 43 8,440 782 2,950 2,278 3,255 1,661 265 11,192 19,631
North Carolina 24 454 1,125 6,701 1,712 346 10,362 284 1,274 1,364 2,241 1,805 608 7,575 17,937
North Dakota 5,034 6,553 1,810 1,080 26 - 14,503 109 233 120 129 48 6 644 15,147
Ohio 66 1,306 2,237 8,559 1,396 118 13,682 475 2,198 1,967 3,547 2,186 390 10,764 24,446
Oklahoma 4,214 8,926 3,723 6,181 588 103 23,736 792 1,220 719 942 813 172 4,658 28,394
Oregon 2,185 3,714 1,823 2,338 279 62 10,400 531 1,261 667 870 489 85 3,903 14,303
Pennsylvania 61 1,537 1,951 6,968 1,245 171 11,933 714 2,460 2,140 2,908 1,325 97 9,644 21,577
Rhode Island - 4 36 170 34 - 244 87 285 203 233 101 7 915 1,159
South Carolina 73 2,763 3,019 6,087 932 129 13,003 517 1,170 787 1,218 733 231 4,655 17,659
South Dakota 5,339 6,552 2,123 1,322 21 - 15,358 154 244 154 146 74 13 785 16,143
Tennessee 49 952 1,534 4,439 886 153 8,013 1,140 1,586 1,168 1,567 905 236 6,603 14,616
Texas 3,941 13,326 8,843 17,414 2,573 448 46,545 4,126 5,895 3,894 5,445 4,323 1,841 25,525 72,070
Utah 295 1,560 1,119 1,474 107 7 4,562 444 620 307 486 379 104 2,339 6,901
Vermont 16 278 596 1,596 219 27 2,732 60 141 95 107 52 1 457 3,188
Virginia 44 1,744 2,476 5,477 1,129 174 11,043 550 1,267 871 1,462 1,051 369 5,569 16,613
Washington 520 3,061 1,966 3,923 493 149 10,112 560 1,617 1,096 1,516 770 119 5,678 15,789
West Virginia 97 1,914 1,626 2,929 288 17 6,871 267 515 353 385 146 16 1,682 8,553
Wisconsin 213 3,431 3,298 8,354 1,181 272 16,748 1,167 1,807 1,202 1,283 563 42 6,063 22,811
Wyoming 201 1,446 1,333 953 31 8 3,971 236 304 149 149 39 7 884 4,855
U.S. Total 47,059 145,629 104,855 211,354 27,543 4,986 541,426 26,937 62,903 47,748 67,148 44,320 14,393 263,449 804,875
Puerto Rico (2) - 60 72 286 38 15 472 141 545 388 600 406 77 2,157 2,629
Grand Total 47,059 145,688 104,927 211,640 27,582 5,002 541,898 27,077 63,448 48,136 67,747 44,726 14,471 265,606 807,505

(1) Unreported AADT values included in lowest category for each grouping.

(2) Data may not be complete.

 

Page last modified on November 27, 2018
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