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Highway Statistics Series

Highway Statistics 2020


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Functional System Length - 2020
   Miles by Lane Width - Rural (1)

October 26, 2021

Table HM-53 (Sheet 1 of 4)
STATE INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 12 12 > 12 < 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama - 571 - 571 - - - - - - - - - 1 83 1,943 24 2,052
Alaska 1 975 26 1,002 - - - - - - - - - - - 797 2 799
Arizona - 741 175 916 - - - - 17 2 19 - - - - 1,191 72 1,263
Arkansas - 438 - 438 - - - - 72 - 72 - - 28 556 1,292 - 1,877
California - 1,209 - 1,209 - - - - 422 - 422 - - - - 3,394 - 3,394
Colorado - 585 63 648 - - - - 28 - 28 - - 18 186 2,318 46 2,569
Connecticut - 29 - 29 - - - - 36 - 36 - - - 1 121 - 122
Delaware - - - - - - - 1 29 - 30 - - - 9 90 - 99
District of Columbia - - - - - - - - - - - - - - - - - -
Florida - 717 - 717 - - - - 173 1 175 - - 53 34 2,283 83 2,453
Georgia - 538 - 538 - - - - - - - 78 20 9 6 2,205 110 2,428
Hawaii - - - - - - - - - - - - - 4 14 59 2 78
Idaho - 522 - 522 - - - - 40 - 40 - - 1 17 1,698 2 1,719
Illinois - 1,243 - 1,243 - - - - 31 - 31 - - - 285 1,761 314 2,360
Indiana 363 406 - 769 - - - - 109 - 109 10 14 140 75 1,035 49 1,324
Iowa 19 546 24 589 - - - - - - - - - - 68 1,189 130 1,387
Kansas - 623 - 623 - - - 4 398 - 402 - - - 13 2,571 47 2,630
Kentucky - 711 - 711 - - - 16 378 - 393 - 2 51 142 1,023 18 1,236
Louisiana 102 423 3 528 - - - 8 25 - 34 - 1 30 444 532 2 1,009
Maine 1 279 - 279 - - - - 2 1 3 2 80 31 122 525 32 792
Maryland - 142 - 142 - - - - 69 - 69 - - - 5 315 - 321
Massachusetts 8 54 - 63 - - - - 2 - 2 - - - 9 82 3 94
Michigan - 509 40 549 - - - - 335 - 335 - - - 310 1,788 33 2,130
Minnesota - 579 - 579 - - - - 34 - 34 - 48 16 117 3,204 68 3,454
Mississippi - 496 83 578 - - - - - - - - - - 70 1,310 403 1,783
Missouri - 833 8 841 - - - 6 1,094 23 1,123 - 1 120 302 1,466 2 1,890
Montana - 1,095 - 1,095 - - - - - - - - 14 64 183 2,504 7 2,773
Nebraska - 415 - 415 - - - - 294 38 332 - - 1 - 2,230 108 2,339
Nevada 64 337 56 457 - - - - - - - - - - 84 1,274 161 1,519
New Hampshire - 142 - 142 - - - - 3 6 9 - - 1 51 268 4 323
New Jersey - 45 - 45 - - - - 35 - 35 - - - - 158 1 160
New Mexico 166 659 18 843 - - - - - - - - 2 55 630 1,178 51 1,916
New York - 485 - 485 - - 8 - 176 - 184 - - - 89 2,012 - 2,101
North Carolina 21 454 - 475 - - - 1 73 - 74 1 1 112 231 833 28 1,206
North Dakota - 510 - 510 - - - - - - - - - - 31 2,913 1 2,945
Ohio - 643 - 643 - - - 6 328 - 335 - - 53 140 1,327 3 1,523
Oklahoma - 594 - 594 - - - - - - - - - - 9 2,132 32 2,174
Oregon - 495 - 495 - - - - - - - - - - 101 2,514 41 2,657
Pennsylvania 1 1,065 - 1,066 - - - 3 356 2 360 - - 39 699 798 45 1,580
Rhode Island - 18 - 18 - - - - 11 - 11 - - 3 8 63 24 97
South Carolina 29 518 - 546 - - - - 46 - 46 - - 9 254 1,191 94 1,549
South Dakota - 591 - 591 - - 1 - 289 - 291 - - - 2 2,589 - 2,591
Tennessee - 645 - 645 - - - - 16 - 16 - - 26 199 1,683 - 1,908
Texas 213 1,772 15 2,001 - - - - 127 1 129 - - 194 420 7,694 91 8,399
Utah - 685 - 685 - - - - 9 - 9 - - - - 1,191 - 1,191
Vermont 123 133 - 256 - - - 1 - - 1 - - 86 203 39 1 329
Virginia 45 545 8 598 - - - - 94 1 95 - 6 245 431 946 9 1,636
Washington - 428 1 429 - - - 79 526 7 612 - - 14 366 928 5 1,313
West Virginia 304 15 - 319 - - - - - - - - 80 337 322 281 - 1,020
Wisconsin - 505 - 505 - - - - 202 - 202 - 1 - 14 2,722 130 2,867
Wyoming 807 - - 807 - - - - - - - - - - 1,969 - - 1,969
U.S. Total 2,267 25,963 519 28,749 - - 9 124 5,879 84 6,096 91 269 1,745 9,304 73,660 2,276 87,346
Puerto Rico 34 - 18 52 - - - - - 2 2 10 - 14 - - 25 49
Grand Total 2,301 25,963 537 28,801 - - 9 124 5,879 85 6,097 102 269 1,758 9,304 73,660 2,301 87,394

 

Miles by Lane Width - Rural (1)

October 26, 2021

Table HM-53 (Sheet 2 of 4)
STATE MINOR ARTERIAL MAJOR COLLECTOR
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama - - 85 11 3,844 - 3,941 133 196 6,365 2,034 3,413 106 12,246
Alaska - - - 3 356 72 431 27 - 12 129 1,075 127 1,370
Arizona - - - - 1,920 267 2,186 - - 59 248 2,825 210 3,342
Arkansas - 3 821 785 1,404 55 3,068 416 430 6,422 3,387 1,159 - 11,814
California - - - 30 6,210 - 6,240 - - 1 7 12,356 - 12,364
Colorado - - 236 1,258 1,963 17 3,474 - - 741 1,859 2,716 132 5,448
Connecticut - - - - 218 - 218 17 43 88 78 630 - 856
Delaware - - 3 23 63 - 90 4 13 88 194 77 14 390
District of Columbia - - - - - - - - - - - - - -
Florida - - 128 156 1,807 41 2,131 9 355 1,088 1,203 1,046 44 3,745
Georgia 107 - 301 205 3,944 166 4,724 - - 8,014 - 3,371 209 11,594
Hawaii - 27 32 72 122 1 255 16 57 54 32 60 1 220
Idaho - 1 4 72 1,389 - 1,466 - 7 822 516 4,578 - 5,924
Illinois - - - 853 3,251 618 4,722 - 267 2,366 6,642 2,135 239 11,649
Indiana 23 2 73 108 1,058 - 1,263 1,415 1,367 2,780 622 2,855 56 9,095
Iowa - - 1 1,031 2,644 172 3,848 - - 491 9,520 3,542 685 14,239
Kansas - - - 493 3,687 75 4,255 - 781 2,740 7,501 10,620 688 22,330
Kentucky 14 174 845 544 746 19 2,341 133 1,530 3,250 561 370 11 5,856
Louisiana 1 25 223 1,069 527 17 1,862 45 405 2,166 1,973 350 - 4,938
Maine 9 78 128 148 575 4 941 316 216 1,399 613 712 17 3,272
Maryland - - 22 69 616 - 707 8 - 430 360 486 16 1,300
Massachusetts - - - 55 250 - 306 17 44 297 368 133 - 859
Michigan 76 20 248 2,048 2,315 166 4,874 1,071 323 3,812 6,980 3,816 368 16,369
Minnesota - 32 218 - 6,428 - 6,678 - 15 21 11 15,585 - 15,633
Mississippi - 65 549 1,243 1,771 127 3,754 257 1,776 5,948 2,483 1,317 160 11,942
Missouri - - 1,136 1,700 1,115 52 4,002 - 39 9,033 6,088 943 126 16,229
Montana - - 30 807 2,013 - 2,850 11 287 793 1,169 4,514 95 6,869
Nebraska - - 1 31 4,033 114 4,180 334 730 1,323 3,162 5,220 595 11,363
Nevada - - 4 44 642 36 726 - - 158 306 1,415 381 2,259
New Hampshire - - 4 351 269 1 625 - 14 98 787 142 - 1,041
New Jersey - - - 8 291 8 307 - - 19 177 534 44 775
New Mexico 1 34 339 788 954 159 2,275 49 528 993 1,392 884 666 4,512
New York - - 149 1,009 1,652 - 2,809 - 273 1,782 1,106 2,381 - 5,543
North Carolina 1 78 761 611 916 - 2,366 36 593 1,132 1,948 805 - 4,514
North Dakota - - - - 2,526 - 2,526 - - - 605 11,528 - 12,132
Ohio - - 316 799 1,548 - 2,664 11 2,209 3,714 1,620 3,451 - 11,005
Oklahoma - - 1 332 2,219 27 2,580 459 2,538 5,413 4,702 6,790 373 20,274
Oregon - - 59 373 1,729 64 2,225 - 370 1,327 2,455 3,789 231 8,172
Pennsylvania - - 607 2,150 1,662 19 4,438 67 426 2,404 3,303 962 - 7,163
Rhode Island - - - 9 52 12 72 - - 11 31 102 27 172
South Carolina - 2 182 784 1,982 34 2,984 328 1,278 2,636 4,541 1,115 106 10,004
South Dakota - - 10 28 2,925 - 2,962 157 487 586 1,296 9,932 - 12,459
Tennessee - 6 162 695 1,984 - 2,847 42 374 1,795 1,418 1,341 - 4,969
Texas - 4 425 1,452 8,621 - 10,501 722 - 7,150 6,805 20,333 125 35,136
Utah - - - - 1,293 - 1,293 129 15 44 99 2,821 135 3,243
Vermont - 6 240 429 38 22 734 6 53 620 1,019 166 118 1,984
Virginia - 44 2,382 862 275 30 3,592 1,268 1,798 3,293 809 244 - 7,412
Washington - 10 187 1,110 750 4 2,061 - - 1,030 3,495 3,187 377 8,088
West Virginia 3 286 752 302 10 - 1,353 857 1,491 1,751 1,427 - - 5,526
Wisconsin - - 30 215 4,329 191 4,765 23 102 330 5,178 4,592 1,827 12,053
Wyoming - - - 1,220 - - 1,220 - - - 2,717 - - 2,717
U.S. Total 235 895 11,693 26,385 90,935 2,588 132,731 8,383 21,433 96,890 104,976 162,420 8,307 402,410
Puerto Rico 9 - 68 - - 64 141 26 - 66 - - 48 141
Grand Total 243 895 11,761 26,385 90,935 2,652 132,872 8,409 21,433 96,957 104,976 162,420 8,355 402,550

 

Miles by Lane Width - Urban (1)

October 26, 2021

Table HM-53 (Sheet 3 of 4)
STATE INTERSTATE OTHER FREEWAYS AND EXPRESSWAYS OTHER PRINCIPAL ARTERIAL
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 12 12 > 12 < 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama 3 430 - 433 - - 1 - 30 1 33 - 9 63 48 1,156 16 1,293
Alaska 12 67 - 79 - - - - - - - - - 1 7 127 5 140
Arizona 12 226 14 252 - - - - 252 - 252 - - - 62 736 56 854
Arkansas 11 293 - 304 - - - 2 94 - 95 - 1 29 223 371 1 625
California - 1,128 - 1,128 - - - - 1,468 - 1,468 - - 8 2 6,649 - 6,658
Colorado 2 302 - 304 - - - 1 320 2 324 - - 116 106 837 8 1,067
Connecticut - 318 - 318 - - - 4 237 2 244 - - 17 27 665 3 712
Delaware 1 34 6 41 - - - - 38 1 39 - - - 19 192 2 213
District of Columbia - 5 7 12 - - 5 1 7 2 15 5 12 33 37 14 5 107
Florida 27 697 54 778 - - - 5 580 16 602 - - 85 603 2,334 238 3,260
Georgia 1 708 - 709 3 11 19 - 140 - 174 39 2 195 61 1,999 67 2,362
Hawaii 7 47 1 55 - - - 11 22 1 34 - 1 24 73 161 10 269
Idaho - 93 - 93 - - - - 18 - 18 - - 2 1 431 - 434
Illinois 1 889 15 904 - - - 1 103 9 114 - 8 132 317 2,245 173 2,875
Indiana 124 368 - 492 - - 2 4 131 2 140 4 16 214 93 940 108 1,376
Iowa 1 147 6 154 - - - - - - - - - 1 24 483 86 595
Kansas - 234 1 235 - - 2 2 170 17 191 1 - 2 13 221 67 303
Kentucky 1 232 - 233 - - - - 64 - 64 - 1 79 122 435 10 647
Louisiana 88 314 7 408 - - - 20 93 1 114 1 10 66 368 536 11 991
Maine - 87 - 87 - - 1 - 14 1 16 - 5 6 8 94 17 130
Maryland - 336 - 336 - - - - 299 11 311 - 10 39 22 933 22 1,026
Massachusetts 28 462 12 501 - - - 1 287 4 292 - 3 94 365 1,066 371 1,899
Michigan - 656 16 672 - - - - 343 8 351 78 32 119 664 1,394 45 2,334
Minnesota 1 324 - 325 - 1 - - 219 - 220 - 10 5 8 589 6 618
Mississippi 1 210 43 253 - - - 5 44 15 64 1 2 39 153 699 59 952
Missouri - 532 3 535 - - - 9 476 - 485 - 1 59 106 685 19 869
Montana - 98 - 98 - - - - - - - - - 8 2 239 6 256
Nebraska - 69 - 69 - - - - 104 26 130 - - 1 1 168 155 325
Nevada 23 104 35 162 - - - 2 49 4 55 - - 17 67 283 11 379
New Hampshire - 83 - 83 - - - 6 68 - 74 - - 3 48 162 11 223
New Jersey - 387 - 387 - - - 9 444 - 453 - - 35 35 1,525 203 1,799
New Mexico 40 108 8 156 - - - 2 10 - 12 - 19 80 313 271 19 702
New York - 585 - 585 1 - 8 27 438 - 474 10 2 275 606 2,223 - 3,115
North Carolina 17 552 - 569 - - 11 29 255 1 295 9 21 123 277 1,084 26 1,540
North Dakota - 61 - 61 - - - - - - - - - - 2 205 1 208
Ohio - 928 2 930 - - - 23 550 8 581 - 5 212 281 1,851 96 2,446
Oklahoma - 270 - 270 2 - - - 148 8 157 1 3 30 100 610 249 993
Oregon - 233 1 234 - - - 2 55 5 62 - - 3 52 713 87 855
Pennsylvania - 790 - 790 - - - 14 537 - 551 2 - 250 876 1,491 252 2,870
Rhode Island - 52 - 52 - - - - 81 - 81 - - 31 48 229 34 342
South Carolina 2 299 3 304 - - - - 76 6 82 7 5 12 101 609 333 1,067
South Dakota - 88 - 88 - - 1 - 17 - 18 - - 1 7 128 - 137
Tennessee 5 552 - 557 - - - 6 171 - 177 - 3 83 271 1,599 - 1,956
Texas 64 1,398 - 1,462 - - - 49 1,335 8 1,391 - 48 181 682 5,182 148 6,240
Utah - 253 - 253 - - - - 49 - 49 - - 2 - 661 - 663
Vermont 23 42 - 64 - - - 4 11 - 15 - - 36 60 28 4 128
Virginia 2 507 12 521 16 1 - 5 337 4 363 46 1 123 200 957 26 1,353
Washington 5 329 1 335 - - - 28 379 16 423 - 18 42 462 866 50 1,438
West Virginia 183 50 - 233 - - - 10 4 - 14 - 7 46 185 161 - 400
Wisconsin - 358 - 358 - - - - 322 5 327 3 5 6 68 1,044 811 1,938
Wyoming 106 - - 106 - - - 3 - - 3 - - - 231 - - 231
U.S. Total 786 17,336 244 18,366 21 14 54 287 10,891 183 11,449 206 262 3,028 8,504 48,283 3,929 64,213
Puerto Rico 64 - 38 103 - - 7 - - 17 24 26 - 90 - - 130 246
Grand Total 851 17,336 282 18,468 21 14 60 287 10,891 200 11,473 233 262 3,119 8,504 48,283 4,060 64,460

 

Miles by Lane Width - Urban (1)

October 26, 2021

Table HM-53 (Sheet 4 of 4)
STATE MINOR ARTERIAL MAJOR COLLECTOR MINOR COLLECTOR
LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL LANE WIDTH IN FEET TOTAL
< 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12 < 9 9 10 11 12 > 12
Alabama 21 15 847 243 1,163 92 2,381 23 70 2,157 652 471 193 3,567 1 2 144 24 16 - 188
Alaska - - 1 15 181 5 201 - - 6 29 191 25 252 - 6 14 22 177 17 236
Arizona - - 83 189 1,991 277 2,539 - - 58 102 2,208 445 2,813 4 - 26 61 1,888 685 2,665
Arkansas 7 112 501 522 615 73 1,830 158 330 827 367 318 171 2,171 44 48 76 48 20 4 240
California - - 193 79 10,265 - 10,536 - - 62 108 12,654 4 12,829 - - - - 205 - 205
Colorado 2 6 389 233 1,136 43 1,809 - 3 465 187 1,112 84 1,851 - - 15 11 39 1 66
Connecticut - 1 60 88 1,519 5 1,672 4 32 166 271 1,342 4 1,818 - 7 71 27 212 - 316
Delaware - - 21 45 140 16 222 - 2 81 130 172 20 407 - 1 36 21 4 3 65
District of Columbia 5 27 58 32 22 20 164 10 20 37 40 35 14 156 - - - - - - -
Florida - 39 210 827 1,935 359 3,370 13 182 1,037 1,788 2,109 562 5,692 5 33 354 336 627 145 1,500
Georgia 71 59 2,940 43 1,663 51 4,826 - - 3,298 2 410 3 3,713 3 - 689 8 19 4 724
Hawaii 5 4 18 38 126 1 192 - 16 48 27 164 8 263 6 7 45 6 112 14 190
Idaho - 3 40 31 595 - 669 1 - 88 44 619 13 764 - - - - 10 1 12
Illinois - 9 432 695 2,287 727 4,150 - 208 696 1,258 1,928 690 4,780 - 160 536 450 269 68 1,483
Indiana 116 344 973 162 1,033 105 2,733 382 897 1,097 162 589 188 3,315 202 138 235 84 125 67 851
Iowa - 3 66 283 730 525 1,607 4 17 69 174 406 514 1,183 - - - - - - -
Kansas 11 47 82 181 480 533 1,335 59 96 220 218 737 375 1,705 23 37 57 71 151 92 431
Kentucky 1 54 318 370 531 82 1,356 22 200 666 229 187 85 1,388 31 94 137 44 61 34 403
Louisiana - 47 345 837 493 65 1,788 31 238 865 639 349 164 2,287 36 139 385 314 106 45 1,025
Maine - 3 34 10 176 24 247 7 46 107 82 190 78 509 2 9 36 11 7 6 71
Maryland - 1 205 42 1,286 50 1,582 1 32 628 107 840 248 1,857 1 34 158 98 215 35 541
Massachusetts 19 75 333 397 1,333 1,820 3,977 138 236 395 356 930 981 3,036 - - - - - - -
Michigan 153 131 729 1,727 1,652 500 4,892 365 164 793 1,254 900 356 3,833 5 8 28 65 10 3 118
Minnesota - 46 30 42 2,402 39 2,560 - 102 150 88 1,726 140 2,206 - 35 19 39 701 9 803
Mississippi - 43 195 428 353 74 1,093 11 108 569 394 328 172 1,582 - 1 6 3 - - 10
Missouri - 4 285 978 816 62 2,146 - 14 299 896 1,011 108 2,328 - 21 98 118 64 - 301
Montana - - 2 16 271 2 291 8 8 52 26 307 3 403 - - 16 7 31 - 54
Nebraska 1 - 22 55 339 451 867 - 3 32 66 204 347 651 - 1 6 13 25 24 69
Nevada - - 68 174 460 191 893 - - 1 - 42 6 49 - 7 37 163 696 298 1,201
New Hampshire - - 31 188 212 61 491 - 22 79 202 184 54 541 - - - - - - -
New Jersey 18 6 49 512 2,072 973 3,630 61 66 208 688 1,205 694 2,922 3 7 91 82 180 39 402
New Mexico 1 30 110 282 191 130 744 - 21 88 369 190 187 854 1 16 52 75 66 106 316
New York 35 118 773 1,145 3,278 - 5,348 109 487 1,366 1,266 2,295 - 5,522 3 7 97 82 60 - 249
North Carolina 20 128 437 676 1,316 66 2,644 62 217 909 524 745 49 2,506 2 - 19 12 15 - 48
North Dakota - - - 3 315 1 320 - - - 28 308 - 336 - - - - - - -
Ohio - 113 816 541 2,192 304 3,966 80 380 1,632 903 2,162 214 5,372 14 125 291 59 114 14 617
Oklahoma 10 52 345 538 736 416 2,097 7 139 437 250 231 342 1,406 3 7 43 9 14 15 91
Oregon - 3 35 199 847 204 1,288 3 51 203 353 1,135 379 2,125 2 3 57 150 276 16 505
Pennsylvania 12 84 448 1,598 1,375 550 4,066 94 241 1,799 1,910 1,144 650 5,837 - - - - - - -
Rhode Island - - 5 65 212 57 340 - 24 73 171 162 112 542 - 5 3 9 9 9 35
South Carolina - 14 236 272 711 534 1,768 23 125 908 552 690 497 2,796 10 25 17 4 15 3 73
South Dakota - 2 10 1 434 - 446 - - 4 37 301 - 342 - - - - - - -
Tennessee 6 38 248 651 1,598 6 2,547 23 131 710 557 1,103 13 2,536 30 151 410 217 218 3 1,028
Texas 1 63 472 982 6,233 275 8,027 63 298 1,682 1,828 11,192 922 15,985 17 62 200 197 520 126 1,122
Utah - - 5 3 654 20 682 - - 29 2 993 96 1,120 - - 11 6 522 19 558
Vermont - 4 48 61 24 10 148 1 2 82 80 44 39 247 - 1 7 8 5 11 32
Virginia 22 57 670 322 1,127 77 2,274 150 286 802 383 812 135 2,567 111 156 222 44 194 21 748
Washington - 1 336 756 1,588 90 2,771 - 49 390 857 1,258 187 2,741 1 12 41 76 85 20 235
West Virginia 10 163 244 266 38 - 720 119 176 311 294 1 - 900 16 19 13 10 - - 58
Wisconsin 38 9 46 219 704 1,583 2,600 - 17 141 496 378 1,853 2,886 - - - - - - -
Wyoming - - - 259 - - 259 - - - 539 - - 539 - - - 120 - - 120
U.S. Total 585 1,959 14,844 18,321 61,851 11,549 109,109 2,031 5,760 26,822 21,982 59,012 12,423 128,030 580 1,385 4,795 3,205 8,082 1,955 20,002
Puerto Rico 35 - 140 - - 212 387 51 - 136 - - 182 369 - - - - - - -
Grand Total 620 1,959 14,983 18,321 61,851 11,761 109,496 2,081 5,760 26,958 21,982 59,012 12,605 128,398 580 1,385 4,795 3,205 8,082 1,955 20,002

(1) Some differences from other tables may be noted because these are estimated from sample data; samples entirely on structures are included. Some States may have incomplete/missing lane width data.

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