U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Chart VMT-421C
| Year | Public Road Mileage |
Lane Miles |
VMT (in millions) |
|---|---|---|---|
| 1920 | 3,105,000 | 47,600 | |
| 1921 | 3,160,000 | 55,027 | |
| 1922 | 3,196,000 | 67,697 | |
| 1923 | 3,233,000 | 84,995 | |
| 1924 | 3,243,000 | 104,838 | |
| 1925 | 3,246,000 | 122,346 | |
| 1926 | 3,242,000 | 140,735 | |
| 1927 | 3,257,000 | 158,453 | |
| 1928 | 3,262,000 | 172,856 | |
| 1929 | 3,272,000 | 197,720 | |
| 1930 | 3,259,000 | 206,320 | |
| 1931 | 3,291,000 | 216,151 | |
| 1932 | 3,296,000 | 200,517 | |
| 1933 | 3,286,000 | 200,642 | |
| 1934 | 3,309,000 | 215,563 | |
| 1935 | 3,310,000 | 228,568 | |
| 1936 | 3,267,000 | 252,128 | |
| 1937 | 3,245,000 | 270,110 | |
| 1938 | 3,257,000 | 271,177 | |
| 1939 | 3,274,000 | 285,402 | |
| 1940 | 3,287,000 | 302,188 | |
| 1941 | 3,309,678 | 333,612 | |
| 1942 | 3,308,497 | 268,224 | |
| 1943 | 3,311,138 | 208,192 | |
| 1944 | 3,311,177 | 212,713 | |
| 1945 | 3,319,286 | 250,173 | |
| 1946 | 3,316,538 | 340,880 | |
| 1947 | 3,326,153 | 370,894 | |
| 1948 | 3,322,660 | 397,957 | |
| 1949 | 3,321,742 | 424,461 | |
| 1950 | 3,312,975 | 458,246 | |
| 1951 | 3,326,510 | 491,093 | |
| 1952 | 3,343,170 | 513,581 | |
| 1953 | 3,366,190 | 544,433 | |
| 1954 | 3,394,561 | 561,963 | |
| 1955 | 3,418,214 | 605,646 | |
| 1956 | 3,429,801 | 627,843 | |
| 1957 | 3,453,118 | 645,004 | |
| 1958 | 3,478,787 | 664,653 | |
| 1959 | 3,510,660 | 700,480 | |
| 1960 | 3,545,693 | 718,762 | |
| 1961 | 3,573,046 | 737,421 | |
| 1962 | 3,599,581 | 766,734 | |
| 1963 | 3,620,457 | 805,249 | |
| 1964 | 3,644,069 | 846,298 | |
| 1965 | 3,689,666 | 887,812 | |
| 1966 | 3,697,950 | 925,899 | |
| 1967 | 3,704,914 | 964,005 | |
| 1968 | 3,684,085 | 1,015,869 | |
| 1969 | 3,710,299 | 1,061,791 | |
| 1970 | 3,730,082 | 1,109,724 | |
| 1971 | 3,758,942 | 1,178,811 | |
| 1972 | 3,786,713 | 1,259,786 | |
| 1973 | 3,806,883 | 1,313,110 | |
| 1974 | 3,815,807 | 1,280,544 | |
| 1975 | 3,838,146 | 1,327,664 | |
| 1976 | 3,857,356 | 1,402,380 | |
| 1977 | 3,867,167 | 1,467,027 | |
| 1978 | 3,884,761 | 1,544,704 | |
| 1979 | 3,917,496 | 1,529,133 | |
| 1980 | 3,859,837 | 7,922,174 | 1,527,295 |
| 1981 | 3,852,473 | 7,856,560 | 1,555,308 |
| 1982 | 3,865,894 | 8,012,913 | 1,595,010 |
| 1983 | 3,879,617 | 8,055,068 | 1,652,788 |
| 1984 | 3,891,464 | 8,076,149 | 1,720,269 |
| 1985 | 3,863,912 | 8,017,994 | 1,774,826 |
| 1986 | 3,877,941 | 8,048,512 | 1,834,872 |
| 1987 | 3,873,992 | 8,051,015 | 1,921,204 |
| 1988 | 3,870,744 | 8,048,008 | 2,025,962 |
| 1989 | 3,876,865 | 8,062,952 | 2,096,487 |
| 1990 | 3,866,926 | 8,051,081 | 2,144,362 |
| 1991 | 3,883,920 | 8,087,793 | 2,172,050 |
| 1992 | 3,901,081 | 8,124,090 | 2,247,151 |
| 1993 | 3,905,211 | 8,132,196 | 2,296,378 |
| 1994 | 3,906,595 | 8,143,014 | 2,357,588 |
| 1995 | 3,912,344 | 8,158,253 | 2,422,823 |
| 1996 | 3,934,264 | 8,178,654 | 2,499,779 |
| 1997 | 3,960,500 | 8,242,437 | 2,568,404 |
| 1998 | 3,920,968 | 8,160,836 | 2,644,672 |
| 1999 | 3,932,017 | 8,177,983 | 2,707,236 |
| 2000 | 3,951,101 | 8,224,245 | 2,764,484 |
| 2001 | 3,963,265 | 8,251,865 | 2,813,416 |
| 2002 | 3,981,671 | 8,295,170 | 2,873,612 |
| 2003 | 3,990,899 | 8,315,121 | 2,908,778 |
| 2004 | 3,997,456 | 8,338,821 | 2,982,017 |
| 2005 | 4,011,628 | 8,338,821 | 3,009,218 |
| 2006 | 4,033,011 | 8,420,589 | 3,033,753 |
| 2007 | 4,048,518 | 8,491,789 | 3,049,027 |
| 2008 | 4,059,352 | 8,518,767 | 2,992,705 |
| 2009 | 4,067,396 | 8,577,179 | 2,975,804 |
| 2010 | 4,083,768 | 8,616,206 | 2,985,095 |
| 2011 | 4,094,447 | 8,602,666 | 2,964,720 |
| 2012 | 4,092,730 | 8,606,003 | 2,968,815 |
| 2013 | 4,115,462 | 8,656,070 | 2,988,323 |
| 2014 | 4,194,257 | 8,830,511 | 3,040,220 |
| 2015 | 4,171,417 | 8,801,049 | 3,109,937 |
