Public Road Length by Functional System - 2006
Miles by Functional System
October 2007
| State |
Rural |
Urban |
Total |
| Interstate |
Other Principal Arterial |
Minor Arterial |
Major Collector |
Minor Collector |
Local |
Total |
Interstate |
Other Freeways and Expressways |
Other Principal Arterial |
Minor Arterial |
Collector |
Local |
Total |
| Alabama |
545 |
2,142 |
2,142 |
11,713 |
6,590 |
49,859 |
74,675 |
363 |
32 |
1,095 |
2,174 |
2,227 |
15,955 |
21,846 |
96,521 |
| Alaska |
1,012 |
806 |
806 |
1,418 |
1,068 |
7,670 |
12,417 |
69 |
0 |
61 |
206 |
343 |
1,691 |
2,370 |
14,787 |
| Arizona |
981 |
1,168 |
1,168 |
4,303 |
2,186 |
27,819 |
37,816 |
188 |
168 |
1,400 |
1,792 |
1,632 |
17,380 |
22,560 |
60,376 |
| Arkansas |
462 |
2,243 |
2,243 |
12,484 |
6,907 |
62,682 |
87,733 |
193 |
100 |
600 |
1,080 |
934 |
8,365 |
11,272 |
99,005 |
| California |
1,281 |
3,503 |
3,503 |
12,617 |
8,256 |
51,451 |
83,725 |
1,179 |
1,542 |
6,281 |
10,557 |
11,119 |
55,887 |
86,565 |
170,290 |
| Colorado |
685 |
2,319 |
2,319 |
5,499 |
8,966 |
47,726 |
68,955 |
269 |
317 |
1,195 |
1,652 |
1,788 |
13,845 |
19,066 |
88,021 |
| Connecticut |
43 |
164 |
164 |
951 |
399 |
4,363 |
6,168 |
303 |
237 |
685 |
1,661 |
1,850 |
10,345 |
15,081 |
21,249 |
| Delaware |
0 |
167 |
167 |
457 |
228 |
2,304 |
3,259 |
41 |
24 |
184 |
190 |
367 |
2,114 |
2,920 |
6,179 |
| Dist. of Columbia |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
13 |
20 |
101 |
165 |
156 |
1,045 |
1,500 |
1,500 |
| Florida |
749 |
2,855 |
2,855 |
4,114 |
3,352 |
26,735 |
40,206 |
722 |
578 |
3,579 |
4,025 |
6,821 |
66,064 |
81,789 |
121,995 |
| Georgia |
715 |
2,635 |
2,635 |
12,609 |
7,405 |
52,301 |
80,874 |
529 |
116 |
1,939 |
4,228 |
2,637 |
27,876 |
37,325 |
118,199 |
| Hawaii |
6 |
111 |
111 |
311 |
123 |
1,191 |
2,040 |
49 |
34 |
227 |
117 |
395 |
1,468 |
2,290 |
4,330 |
| Idaho |
523 |
1,716 |
1,716 |
5,705 |
3,987 |
29,060 |
42,350 |
89 |
0 |
339 |
627 |
619 |
3,081 |
4,755 |
47,105 |
| Illinois |
1,359 |
2,335 |
2,335 |
13,796 |
3,450 |
72,940 |
98,594 |
810 |
100 |
3,053 |
4,387 |
4,478 |
27,575 |
40,403 |
138,997 |
| Indiana 1/ |
852 |
1,741 |
1,741 |
10,774 |
9,705 |
49,162 |
74,470 |
317 |
136 |
1,539 |
2,448 |
2,205 |
15,135 |
21,780 |
96,250 |
| Iowa |
628 |
3,465 |
3,465 |
14,322 |
16,167 |
64,394 |
102,887 |
153 |
0 |
807 |
1,527 |
1,059 |
7,651 |
11,197 |
114,084 |
| Kansas |
656 |
3,065 |
3,065 |
22,885 |
9,250 |
87,448 |
127,591 |
218 |
190 |
783 |
1,381 |
1,389 |
8,829 |
12,790 |
140,381 |
| Kentucky |
553 |
2,340 |
2,340 |
6,170 |
8,953 |
46,166 |
65,906 |
209 |
66 |
786 |
1,015 |
961 |
9,288 |
12,325 |
78,231 |
| Louisiana |
534 |
992 |
992 |
4,672 |
3,179 |
34,027 |
44,993 |
369 |
50 |
1,063 |
1,893 |
2,197 |
10,360 |
15,932 |
60,925 |
| Maine |
299 |
787 |
787 |
3,223 |
2,221 |
12,267 |
19,811 |
68 |
20 |
140 |
232 |
541 |
1,971 |
2,972 |
22,783 |
| Maryland |
184 |
443 |
443 |
1,534 |
1,774 |
9,225 |
14,000 |
297 |
294 |
1,077 |
1,423 |
1,736 |
12,272 |
17,099 |
31,099 |
| Massachusetts |
91 |
167 |
167 |
1,138 |
775 |
5,384 |
7,961 |
482 |
312 |
1,846 |
3,757 |
2,913 |
18,667 |
27,977 |
35,938 |
| Michigan |
608 |
2,585 |
2,585 |
16,438 |
4,573 |
56,976 |
86,103 |
633 |
329 |
2,315 |
4,764 |
3,492 |
24,086 |
35,619 |
121,722 |
| Minnesota 2/ |
674 |
3,682 |
3,682 |
16,125 |
11,679 |
76,442 |
115,553 |
239 |
174 |
577 |
2,269 |
1,955 |
11,542 |
16,756 |
132,309 |
| Mississippi |
488 |
1,911 |
1,911 |
11,689 |
2,382 |
43,569 |
63,727 |
197 |
71 |
972 |
858 |
1,417 |
7,166 |
10,681 |
74,408 |
| Missouri |
800 |
3,263 |
3,263 |
16,598 |
6,254 |
76,898 |
107,961 |
381 |
343 |
1,062 |
1,722 |
2,051 |
13,685 |
19,244 |
127,205 |
| Montana |
1,130 |
2,622 |
2,622 |
7,062 |
8,847 |
47,531 |
70,175 |
62 |
0 |
184 |
248 |
312 |
2,167 |
2,973 |
73,148 |
| Nebraska |
421 |
2,694 |
2,694 |
11,464 |
8,806 |
59,634 |
87,188 |
61 |
21 |
471 |
742 |
460 |
4,436 |
6,191 |
93,379 |
| Nevada |
451 |
1,410 |
1,410 |
2,074 |
2,272 |
19,615 |
26,560 |
120 |
71 |
294 |
637 |
648 |
5,373 |
7,143 |
33,703 |
| New Hampshire |
151 |
357 |
357 |
1,094 |
1,153 |
7,693 |
10,914 |
74 |
53 |
221 |
493 |
507 |
3,385 |
4,733 |
15,647 |
| New Jersey |
65 |
254 |
254 |
966 |
424 |
5,287 |
7,309 |
366 |
404 |
1,705 |
3,488 |
2,760 |
22,529 |
31,252 |
38,561 |
| New Mexico |
844 |
1,841 |
1,841 |
3,870 |
3,145 |
44,164 |
55,800 |
156 |
5 |
706 |
618 |
1,496 |
5,015 |
7,996 |
63,796 |
| New York |
838 |
1,534 |
1,534 |
5,672 |
9,560 |
44,513 |
65,873 |
859 |
791 |
2,850 |
5,681 |
5,432 |
32,131 |
47,744 |
113,617 |
| North Carolina |
521 |
2,001 |
2,001 |
7,933 |
6,717 |
51,366 |
71,190 |
561 |
388 |
1,782 |
3,137 |
2,817 |
23,625 |
32,310 |
103,500 |
| North Dakota |
519 |
2,932 |
2,932 |
11,488 |
0 |
67,514 |
84,969 |
52 |
0 |
168 |
296 |
290 |
1,064 |
1,870 |
86,839 |
| Ohio |
724 |
1,967 |
1,967 |
11,284 |
6,647 |
57,236 |
80,513 |
850 |
484 |
2,414 |
3,879 |
4,658 |
32,309 |
44,594 |
125,107 |
| Oklahoma |
684 |
2,318 |
2,318 |
21,218 |
2,992 |
67,548 |
97,445 |
249 |
191 |
1,047 |
2,145 |
1,050 |
10,958 |
15,640 |
113,085 |
| Oregon |
555 |
2,785 |
2,785 |
8,311 |
7,430 |
30,219 |
51,660 |
173 |
56 |
756 |
1,120 |
1,873 |
8,720 |
12,698 |
64,358 |
| Pennsylvania |
1,071 |
1,940 |
1,940 |
7,213 |
7,256 |
54,350 |
76,369 |
687 |
546 |
2,843 |
3,951 |
5,322 |
31,574 |
44,923 |
121,292 |
| Rhode Island |
21 |
48 |
48 |
145 |
124 |
863 |
1,267 |
50 |
87 |
361 |
356 |
615 |
3,792 |
5,261 |
6,528 |
| South Carolina |
581 |
1,307 |
1,307 |
10,482 |
2,153 |
31,986 |
49,798 |
262 |
92 |
1,065 |
1,523 |
2,446 |
11,056 |
16,444 |
66,242 |
| South Dakota |
609 |
2,536 |
2,536 |
12,461 |
6,388 |
56,062 |
81,401 |
70 |
12 |
132 |
376 |
278 |
1,960 |
2,828 |
84,229 |
| Tennessee |
689 |
1,867 |
1,867 |
5,076 |
10,588 |
48,355 |
69,777 |
415 |
135 |
1,547 |
2,444 |
2,187 |
14,911 |
21,639 |
91,416 |
| Texas |
2,179 |
6,963 |
6,963 |
35,792 |
18,348 |
148,526 |
221,587 |
1,054 |
1,216 |
5,108 |
7,003 |
9,337 |
59,965 |
83,683 |
305,270 |
| Utah |
720 |
986 |
986 |
3,132 |
3,829 |
23,049 |
33,159 |
216 |
13 |
365 |
670 |
776 |
8,570 |
10,610 |
43,769 |
| Vermont |
280 |
320 |
320 |
2,008 |
907 |
8,743 |
12,985 |
40 |
20 |
103 |
152 |
216 |
890 |
1,421 |
14,406 |
| Virginia |
666 |
1,452 |
1,452 |
9,374 |
2,461 |
33,213 |
50,631 |
451 |
240 |
1,246 |
2,153 |
2,255 |
15,355 |
21,700 |
72,331 |
| Washington |
467 |
1,980 |
1,980 |
8,234 |
6,204 |
42,011 |
60,787 |
297 |
372 |
1,310 |
2,471 |
2,242 |
15,777 |
22,469 |
83,256 |
| West Virginia |
377 |
1,041 |
1,041 |
5,674 |
2,242 |
21,855 |
32,540 |
178 |
9 |
325 |
604 |
814 |
2,584 |
4,514 |
37,054 |
| Wisconsin |
479 |
3,188 |
3,188 |
12,766 |
6,655 |
64,570 |
92,487 |
264 |
286 |
1,909 |
2,471 |
2,256 |
14,812 |
21,998 |
114,485 |
| Wyoming |
816 |
1,989 |
1,989 |
2,779 |
7,864 |
10,546 |
25,216 |
97 |
3 |
212 |
167 |
504 |
1,635 |
2,618 |
27,834 |
| U.S. Total |
30,586 |
94,937 |
135,386 |
419,117 |
262,841 |
2,044,508 |
2,987,375 |
16,044 |
10,748 |
62,830 |
102,975 |
108,833 |
727,936 |
1,029,366 |
4,016,741 |
| Puerto Rico |
31 |
53 |
53 |
246 |
247 |
2,298 |
3,107 |
234 |
66 |
391 |
1,011 |
1,232 |
10,229 |
13,163 |
16,270 |
| Grand Total |
30,617 |
94,990 |
135,618 |
419,363 |
263,088 |
2,046,806 |
2,990,482 |
16,278 |
10,814 |
63,221 |
103,986 |
110,065 |
738,165 |
1,042,529 |
4,033,011 |
- 1/ Excludes 788 miles of Federal agency owned roads.
- 2/ Includes 274 miles of miscoded non-Interstate functional system length or rural/urban categorization or both.
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More Information
Contact
Rob Rozycki
Office of Highway Policy Information 202-366-5059 E-mail Rob
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