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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Highway Statistics Series / 2023 / Table HM-37 - Highway Statistics 2023

Highway Statistics Series

Highway Statistics 2023


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Federal-Aid Highway Length - 2023 (1)
    Miles by Average Daily Traffic Volume

December 10, 2024

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 - 93 221 256 571 4 112 203 276 188 670 353 204 2,009 2,579
Alaska 980 7 11 3 1,001 793 40 60 41 22 26 5 - 988 1,989
Arizona 59 342 415 98 914 16 71 55 139 164 356 167 231 1,200 2,114
Arkansas 23 39 236 147 445 21 222 155 233 367 683 185 74 1,942 2,387
California 29 160 334 540 1,064 325 410 258 461 257 1,036 370 978 4,094 5,158
Colorado 82 308 165 93 648 179 333 428 429 225 658 169 156 2,576 3,224
Connecticut - - 10 20 30 - - - 2 6 71 44 33 156 185
Delaware - - - - - - 3 - 4 - 20 21 89 138 138
District of Columbia - - - - - - - - - - - - - - -
Florida - - 336 381 717 20 42 51 218 195 1,037 464 754 2,781 3,498
Georgia 1 16 193 329 538 30 327 379 413 441 1,133 299 226 3,248 3,786
Hawaii - - - - - 1 - - - - 56 7 16 80 80
Idaho 122 246 151 1 519 205 263 296 216 192 390 86 53 1,699 2,218
Illinois 76 536 570 45 1,228 4 236 506 542 461 627 70 3 2,450 3,678
Indiana 28 187 300 237 752 9 21 94 196 229 697 252 243 1,741 2,493
Iowa 19 234 278 80 611 32 448 727 571 410 859 305 71 3,424 4,035
Kansas - 541 81 18 640 16 533 770 489 412 680 100 34 3,033 3,673
Kentucky 57 147 123 384 711 11 54 40 101 175 783 352 133 1,649 2,360
Louisiana 2 105 173 247 528 73 48 127 70 108 387 182 105 1,099 1,627
Maine 106 24 108 42 279 9 96 91 89 86 297 100 34 801 1,081
Maryland - 41 28 73 142 - 3 9 18 6 49 87 220 392 534
Massachusetts - 5 36 22 63 14 54 113 61 49 106 16 16 428 491
Michigan 71 154 174 164 562 8 281 214 259 316 879 215 313 2,486 3,048
Minnesota 121 303 108 41 574 69 533 583 654 349 817 232 189 3,427 4,000
Mississippi 2 242 278 56 578 8 58 125 70 175 842 336 209 1,822 2,400
Missouri 6 301 341 193 841 42 260 372 305 224 932 444 380 2,958 3,799
Montana 817 281 8 - 1,105 634 782 753 161 118 230 53 55 2,786 3,892
Nebraska 105 150 126 34 415 348 734 504 374 192 404 82 23 2,662 3,077
Nevada 296 47 73 41 457 375 235 407 220 89 161 57 23 1,567 2,024
New Hampshire 19 48 45 16 129 - 11 18 31 21 148 95 58 382 511
New Jersey - - 2 43 45 - - 7 9 - 54 56 66 192 237
New Mexico 288 229 297 31 844 92 272 231 301 204 456 133 60 1,750 2,594
New York 205 251 236 113 805 31 261 352 405 261 717 161 84 2,271 3,076
North Carolina 10 123 315 360 808 19 43 83 140 140 685 495 1,000 2,606 3,414
North Dakota 325 183 2 - 510 1,179 769 402 157 149 272 16 1 2,946 3,456
Ohio 2 46 196 399 643 32 76 120 153 156 682 317 366 1,902 2,545
Oklahoma 29 147 392 82 649 56 205 369 218 343 732 115 271 2,310 2,959
Oregon - 298 136 61 495 481 473 281 272 264 613 178 95 2,658 3,153
Pennsylvania 19 391 550 107 1,066 21 71 152 189 195 669 315 332 1,944 3,010
Rhode Island - - - 18 18 - 3 9 13 14 37 22 8 107 125
South Carolina - - 116 347 463 - 101 144 250 92 479 204 168 1,439 1,902
South Dakota 331 220 39 - 591 801 1,131 501 210 101 142 4 - 2,890 3,481
Tennessee 5 40 168 432 645 5 75 124 105 212 785 266 144 1,715 2,360
Texas 227 581 551 609 1,967 219 759 779 766 795 2,685 1,278 1,118 8,397 10,364
Utah 249 256 156 24 685 110 124 173 174 135 359 70 39 1,184 1,868
Vermont 111 117 28 - 256 - - 19 24 68 166 29 1 308 563
Virginia 39 1 110 357 507 77 65 54 40 67 584 346 426 1,661 2,168
Washington 1 121 181 105 407 83 285 231 224 197 633 98 155 1,907 2,314
West Virginia 101 159 58 3 320 51 164 168 169 120 215 114 23 1,024 1,344
Wisconsin 1 86 214 211 512 16 148 411 428 414 1,032 418 290 3,156 3,668
Wyoming 471 332 4 - 807 223 758 577 195 62 150 4 - 1,968 2,775
U.S. Total 5,432 8,135 8,675 6,862 29,104 6,739 11,992 12,527 11,086 9,466 27,183 9,786 9,570 98,349 127,454
Puerto Rico - 16 9 28 54 - - 2 2 - 21 28 16 67 122
Grand Total 5,433 8,151 8,684 6,890 29,159 6,739 11,992 12,529 11,088 9,466 27,204 9,814 9,585 98,417 127,575

 

December 10, 2024

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 59 242 114 18 - 433 128 314 719 109 19 1,289 1,722
Alaska 49 30 - - - 79 25 53 80 2 - 160 239
Arizona 34 104 49 16 47 250 37 93 327 195 190 841 1,091
Arkansas 75 149 97 2 - 323 139 208 289 42 9 686 1,008
California 51 110 286 271 529 1,247 771 1,564 3,515 899 1,219 7,968 9,215
Colorado 63 70 90 49 32 304 63 212 761 263 82 1,382 1,685
Connecticut 13 101 153 50 - 317 105 362 322 79 91 960 1,277
Delaware - 10 26 2 3 41 2 30 154 58 12 257 298
District of Columbia - 1 7 3 1 12 4 16 78 16 8 122 134
Florida 13 154 296 175 139 778 122 469 1,903 1,489 586 4,570 5,348
Georgia 32 260 229 93 95 709 446 715 1,201 313 81 2,756 3,465
Hawaii 7 15 23 5 6 55 17 87 164 47 5 320 375
Idaho 36 34 15 7 - 92 46 81 107 18 - 253 345
Illinois 329 290 131 159 48 958 580 956 1,372 171 37 3,117 4,074
Indiana 99 231 111 38 15 494 100 195 313 68 10 686 1,181
Iowa 45 95 35 - - 176 342 333 259 4 - 937 1,114
Kansas 93 94 35 13 2 237 132 164 147 32 25 499 737
Kentucky 22 91 83 31 6 232 68 204 364 69 17 722 955
Louisiana 34 216 141 20 6 417 136 286 562 123 23 1,130 1,547
Maine 32 48 7 - - 87 15 78 65 2 - 160 247
Maryland 10 51 138 52 84 336 53 166 631 296 159 1,304 1,640
Massachusetts 32 135 267 55 16 506 310 914 788 219 115 2,346 2,852
Michigan 105 326 174 70 1 676 253 802 1,262 294 123 2,733 3,409
Minnesota 69 84 151 35 1 340 140 248 307 131 94 920 1,260
Mississippi 72 146 36 - - 254 257 320 368 50 - 996 1,250
Missouri 71 219 191 52 11 544 144 338 673 172 60 1,386 1,929
Montana 80 7 - - - 87 51 68 82 5 - 206 293
Nebraska 17 26 15 9 3 69 73 123 228 24 14 462 531
Nevada 46 52 21 32 11 162 32 86 178 77 45 418 580
New Hampshire 10 33 53 - - 96 27 125 120 32 20 324 420
New Jersey - 76 184 85 42 387 135 532 931 400 339 2,338 2,724
New Mexico 59 65 19 11 1 155 63 145 142 24 8 381 536
New York 232 393 217 74 11 928 698 1,279 1,367 351 327 4,022 4,950
North Carolina 61 255 214 91 3 625 94 350 871 318 63 1,695 2,319
North Dakota 45 11 5 - - 61 72 71 60 1 - 204 266
Ohio 84 418 339 97 - 938 313 715 965 162 62 2,217 3,156
Oklahoma 79 115 77 12 - 283 125 203 242 62 44 676 960
Oregon 57 91 55 32 - 234 96 292 468 50 28 934 1,168
Pennsylvania 247 386 138 13 13 797 406 1,260 1,318 326 114 3,423 4,221
Rhode Island 1 23 14 13 2 52 45 189 143 31 14 422 474
South Carolina 31 189 151 16 - 388 78 338 651 218 28 1,312 1,700
South Dakota 56 32 - - - 88 53 66 36 1 - 156 244
Tennessee 39 268 153 74 23 557 225 605 1,031 138 46 2,045 2,602
Texas 126 448 392 284 260 1,510 628 1,455 2,856 935 748 6,622 8,132
Utah 37 92 40 50 34 253 80 139 331 140 15 705 958
Vermont 48 17 - - - 64 21 45 22 - - 89 153
Virginia 34 288 151 98 39 610 80 420 881 368 116 1,865 2,475
Washington 46 109 83 77 41 356 188 537 906 180 74 1,884 2,240
West Virginia 122 114 - - - 236 83 181 142 3 - 408 645
Wisconsin 83 162 82 38 2 367 418 695 699 101 29 1,942 2,309
Wyoming 106 - - - - 106 76 81 23 - - 180 286
U.S. Total 3,190 6,978 5,288 2,324 1,526 19,306 8,597 19,208 31,421 9,110 5,097 73,433 92,739
Puerto Rico 55 132 33 4 7 231 24 95 206 60 20 404 635
Grand Total 3,244 7,110 5,321 2,328 1,533 19,536 8,621 19,303 31,628 9,170 5,117 73,837 93,373

 

December 10, 2024

Table HM-37 (Sheet 3 of 3)
STATE OTHER FEDERAL-AID HIGHWAYS
RURAL URBAN TOTAL
AVERAGE DAILY TRAFFIC VOLUME TOTAL AVERAGE DAILY TRAFFIC VOLUME TOTAL
LESS THAN 100 100-499 500-999 1,000-4,999 5,000-9,999 10,000 AND OVER 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 432 4,511 3,885 6,682 705 111 16,327 965 1,818 1,076 1,469 800 145 6,274 22,601
Alaska 320 820 119 332 16 6 1,614 143 266 102 123 34 - 668 2,282
Arizona 177 811 879 3,250 408 92 5,617 1,220 1,881 1,225 1,549 1,202 1,134 8,211 13,828
Arkansas 675 4,840 3,580 5,335 430 30 14,889 938 1,258 750 805 440 99 4,290 19,179
California 251 4,404 2,859 7,982 1,712 968 18,177 3,141 5,074 3,655 5,359 4,434 1,807 23,470 41,646
Colorado 886 2,619 2,134 2,859 363 87 8,948 364 848 636 994 735 172 3,748 12,696
Connecticut - 43 74 735 200 9 1,061 226 1,064 906 1,184 476 23 3,878 4,939
Delaware - 7 23 293 120 28 472 35 144 151 216 130 30 706 1,178
District of Columbia - - - - - - - 7 52 61 102 82 9 313 313
Florida 8 214 790 3,569 1,139 533 6,253 275 1,399 1,558 3,444 3,470 2,455 12,599 18,852
Georgia 200 3,466 3,306 7,514 896 125 15,506 587 1,894 1,679 2,520 1,908 473 9,060 24,566
Hawaii - 8 75 199 157 38 477 24 115 110 198 153 44 644 1,121
Idaho 763 2,648 1,667 2,138 204 56 7,477 284 458 278 358 246 79 1,703 9,180
Illinois 184 4,443 3,857 7,651 292 6 16,433 1,296 2,883 1,835 2,502 1,673 298 10,488 26,921
Indiana 824 2,173 2,032 6,130 1,002 180 12,342 1,809 1,733 1,123 1,857 1,426 521 8,468 20,810
Iowa 1,033 5,864 5,385 5,757 106 9 18,154 566 1,023 591 646 185 14 3,025 21,179
Kansas 9,364 9,421 3,918 3,905 106 10 26,722 717 1,090 556 719 413 113 3,608 30,331
Kentucky 13 596 1,385 5,236 839 129 8,200 144 745 697 906 538 118 3,148 11,347
Louisiana 18 432 1,006 4,559 688 93 6,797 451 1,236 1,261 1,587 758 156 5,449 12,246
Maine 6 299 688 2,672 444 80 4,188 12 151 200 302 127 14 804 4,993
Maryland - 28 141 1,160 514 172 2,016 191 708 665 1,220 947 287 4,018 6,035
Massachusetts 15 72 149 555 66 7 864 230 1,268 2,210 2,234 1,041 71 7,054 7,918
Michigan 507 3,840 4,534 10,559 1,642 173 21,255 732 2,153 1,706 2,695 1,487 198 8,970 30,225
Minnesota 634 7,489 6,086 7,421 425 45 22,099 1,035 2,187 1,275 1,568 754 143 6,962 29,061
Mississippi 1,309 4,968 3,109 5,758 484 43 15,672 284 1,015 589 628 192 30 2,737 18,409
Missouri 619 7,141 4,601 7,158 639 75 20,232 399 1,406 997 1,448 668 80 4,999 25,231
Montana 2,536 4,153 1,456 1,523 87 7 9,763 83 253 159 167 76 4 741 10,504
Nebraska 3,721 5,728 2,834 3,091 152 5 15,531 228 461 251 366 177 67 1,549 17,081
Nevada 523 1,375 450 510 60 17 2,935 288 415 252 507 388 301 2,150 5,085
New Hampshire 13 8 154 1,111 307 44 1,636 16 232 275 350 174 11 1,057 2,693
New Jersey - 17 116 667 232 46 1,079 264 1,445 1,591 2,269 1,150 103 6,821 7,900
New Mexico 420 2,304 1,181 2,651 290 110 6,956 327 627 365 489 322 109 2,240 9,195
New York 6 380 1,320 6,096 576 47 8,425 865 3,037 2,308 3,220 1,525 228 11,183 19,608
North Carolina 36 359 1,100 7,187 2,302 667 11,650 226 929 1,014 1,844 1,613 527 6,153 17,803
North Dakota 5,726 6,249 1,657 1,032 16 - 14,681 135 279 130 122 42 5 713 15,394
Ohio 58 1,410 2,319 8,490 1,290 108 13,674 591 2,414 2,068 3,342 2,045 341 10,800 24,474
Oklahoma 5,252 8,232 3,480 5,971 636 99 23,669 870 1,265 728 880 756 169 4,668 28,338
Oregon 2,215 3,409 1,717 2,627 343 78 10,390 541 1,241 633 900 513 102 3,929 14,319
Pennsylvania 49 1,403 1,946 6,934 1,129 201 11,662 721 2,588 2,124 3,046 1,353 128 9,960 21,622
Rhode Island 1 15 34 156 36 1 243 98 300 188 221 107 5 920 1,162
South Carolina 88 2,570 2,747 5,788 814 143 12,151 607 1,461 880 1,409 890 305 5,552 17,703
South Dakota 5,393 6,324 2,280 1,391 24 - 15,413 146 246 141 164 78 11 787 16,199
Tennessee 21 940 1,423 4,415 976 206 7,981 673 1,608 1,150 1,578 1,005 152 6,166 14,147
Texas 3,573 12,717 8,247 17,570 2,760 469 45,335 3,386 6,424 4,116 5,704 5,120 2,079 26,828 72,163
Utah 204 1,374 1,094 1,648 138 12 4,471 448 641 310 492 389 123 2,401 6,872
Vermont 9 263 573 1,676 182 36 2,740 57 160 97 121 46 1 483 3,223
Virginia 54 1,620 2,405 5,352 1,153 193 10,776 541 1,385 940 1,591 1,097 364 5,918 16,694
Washington 660 3,125 2,011 3,703 463 142 10,104 816 1,842 1,183 1,394 639 80 5,954 16,058
West Virginia 236 1,988 1,611 2,770 280 16 6,901 325 519 314 386 133 11 1,688 8,590
Wisconsin 973 2,645 3,560 8,318 980 349 16,826 1,411 1,709 1,081 1,161 611 101 6,074 22,900
Wyoming 278 1,201 1,168 1,243 89 - 3,978 267 340 146 129 42 9 932 4,910
U.S. Total 50,285 140,968 103,168 211,327 28,917 6,098 540,762 30,004 65,687 48,335 68,480 44,609 13,848 270,962 811,725
Puerto Rico 28 121 128 251 51 12 591 229 497 391 537 338 50 2,042 2,633
Grand Total 50,313 141,088 103,296 211,578 28,967 6,110 541,353 30,232 66,184 48,726 69,017 44,948 13,898 273,004 814,358

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

 

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