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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Table 3-2 Highway Transportation System: 2000, 2010, and 2014

Thursday, September 1, 2016

Excel

  2000 2005 2010 2011 2012 2013 2014
Miles of public roads, total 3,936,222 3,995,635 4,067,076 4,077,756 4,092,730 4,115,462 4,177,073
Interstate 46,427 46,608 46,900 46,960 47,432 47,575 47,662
Other freeways and expressways 9,140 10,560 11,319 11,495 11,469 11,602 17,250
Other principal arterial 152,233 156,959 160,493 160,486 161,009 161,757 157,034
Minor arterial 227,364 237,081 242,815 242,942 243,426 243,872 244,961
Collectors 793,124 790,495 799,226 800,948 800,586 803,807 808,363
Local 2,707,934 2,753,932 2,806,322 2,814,925 2,828,809 2,846,848 2,901,804
Lane-miles of public roads, total 8,224,245 8,371,718 8,581,158 8,567,618 8,606,003 8,656,070 8,766,049
Number of bridges 587,135 595,362 604,460 605,087 607,378 607,708 610,749
Number of passenger vehicle registrations, total 217,798,592 238,939,121 239,299,994 242,944,988 242,980,006 245,279,466 249,444,982
Light-duty vehicle 212,706,399 231,904,922 230,444,440 233,841,422 233,760,558 236,010,230 240,155,238
Motorcycle 4,346,068 6,227,146 8,009,503 8,437,502 8,454,939 8,404,687 8,417,718
Bus 746,125 807,053 846,051 666,064 764,509 864,549 872,027

NOTE: Light-duty vehicles include passenger cars, light trucks, vans and sport utility vehicles regardless of wheelbase.

SOURCES: U.S. Department of Transportation (USDOT), Federal Highway Administration (FHWA), Highway Statistics (multiple years), as cited in the USDOT. Bureau of Transportation Statistics (BTS). National Transportation Statistics (NTS), tables 1-5, 1-6, 1-11, and 1-28, available at www.bts.gov as of March 2016.