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Highway Statistics 2008

Public Road Length - 2008 Kilometers by Functional System and Federal-Aid Highways National Summary

October 2009
Table HM-18M

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FUNCTIONAL SYSTEM FEDERAL-AID HIGHWAYS NON- FEDERAL-AID HIGHWAYS TOTAL
NATIONAL HIGHWAY SYSTEM OTHER TOTAL
INTERSTATE OTHER TOTAL
Rural:
Principal Arterial:
Interstate 48,646 - 48,646 - 48,646 - 48,646
Other - 127,344 127,344 25,547 152,891 - 152,891
Subtotal 48,646 127,344 175,990 25,547 201,537 - 201,537
Minor Arterial - 3,600 3,600 214,075 217,675 - 217,675
Major Collector - 1,078 1,078 672,392 673,470 - 673,470
Minor Collector - 31 31 - 31 422,989 423,019
Subtotal - 4,709 4,709 886,467 891,176 422,989 1,314,165
Local - 40 40 - 40 3,280,633 3,280,673
Total - Rural 48,646 132,093 180,739 912,014 1,092,753 3,703,622 4,796,375
Small Urban:
Principal Arterial:
Interstate 3,764 - 3,764 - 3,764 - 3,764
Other Freeways and Expressways - 1,827 1,827 253 2,079 - 2,079
Other - 10,046 10,046 12,744 22,790 - 22,790
Subtotal 3,764 11,872 15,636 12,997 28,633 - 28,633
Minor Arterial - 409 409 34,837 35,246 - 35,246
Collector - 87 87 42,047 42,134 - 42,134
Local - 16 16 - 16 220,446 220,462
Total - Small Urban 3,764 12,384 16,148 89,882 106,030 220,446 326,476
Urbanized:
Principal Arterial:
Interstate 23,247 - 23,247 2 23,249 - 23,249
Other Freeways and Expressways - 14,136 14,136 2,131 16,267 - 16,267
Other - 27,443 27,443 54,290 81,732 - 81,732
Subtotal 23,247 41,579 64,826 56,422 121,248 - 121,248
Minor Arterial - 1,708 1,708 135,531 137,238 - 137,238
Collector - 496 496 142,583 143,079 - 143,079
Local - 169 169 - 169 1,008,288 1,008,457
Total - Urbanized 23,247 43,951 67,198 334,536 401,734 1,008,288 1,410,022
Total Urban:
Principal Arterial:
Interstate 27,011 - 27,011 2 27,013 - 27,013
Other Freeways And Expressways - 15,963 15,963 2,383 18,347 - 18,347
Other - 37,488 37,488 67,034 104,522 - 104,522
Subtotal 27,011 53,451 80,462 69,419 149,881 - 149,881
Minor Arterial - 2,116 2,116 170,368 172,485 - 172,485
Collector - 583 583 184,630 185,213 - 185,213
Local - 185 185 - 185 1,228,734 1,228,919
Total - Urban 27,011 56,335 83,346 424,418 507,764 1,228,734 1,736,498
Total - Rural and Urban 75,657 188,428 264,085 1,336,431 1,600,517 4,932,356 6,532,873

1/Includes the 50 States, the District of Columbia and Puerto Rico. Due to conversion from English to metric units and to rounding, individual cell values may not agree with corresponding mileage table cell values. Indiana excludes 1,268 kilometers of Federal agency owned roads.

Updated: 01/03/2012

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