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Table 1-1: Idaho Public Road Length, Miles by Functional System
Excel | CSV
| Total
rural and urban |
59,733 |
59,674 |
60,440 |
46,108 |
45,802 |
46,456 |
| Rural |
56,187 |
55,901 |
56,683 |
42,193 |
41,798 |
42,374 |
| Interstate |
532 |
532 |
530 |
526 |
526 |
526 |
| Other
principal arterial |
1,683 |
1,684 |
1,680 |
1,673 |
1,668 |
1,688 |
| Minor
arterial |
1,200 |
1,296 |
1,295 |
1,309 |
1,303 |
1,283 |
| Major
arterial |
5,373 |
5,274 |
5,380 |
5,347 |
5,346 |
5,354 |
| Minor
collector |
3,766 |
3,765 |
3,934 |
3,921 |
3,921 |
3,922 |
| Local |
43,633 |
43,350 |
43,864 |
29,417 |
29,034 |
29,601 |
| Urban |
3,546 |
3,773 |
3,757 |
3,915 |
4,004 |
4,082 |
| Interstate |
81 |
79 |
82 |
85 |
85 |
85 |
| Other freeways and expressways |
0 |
0 |
0 |
0 |
0 |
0 |
| Other principal arterial |
222 |
222 |
234 |
257 |
262 |
262 |
| Minor arterial |
475 |
476 |
489 |
513 |
554 |
554 |
| Collector |
508 |
510 |
534 |
557 |
562 |
567 |
| Local |
2,260 |
2,486 |
2,418 |
2,503 |
2,541 |
2,614 |
SOURCE: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics, Washington, DC: annual editions, table HM-20, available at http://www.fhwa.dot.gov/ohim/hs00/hm20.htm as of Feb. 1, 2002.
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