Conference history explorer
Conference Time Machine
Pick a season and see which leagues existed, how large they were, where standings coverage appears, and which conferences carry the most realignment churn.
2026
Active leagues
10
Member slots
128
Standings
0
Title games
0
Movement index
Most reshaped conferences
Churn combines tracked membership joins and departures across the full conference record.
- 1
Pac-12 Conference
36 joins, 30 departures tracked.
- 2
Conference USA
36 joins, 26 departures tracked.
- 3
Southern Intercollegiate Athletic Association
30 joins, 30 departures tracked.
Season membership shape
Timelines show sampled member counts across each conference's tracked seasons. Outlined points mark title-game seasons.
| Timeline | Season context | ||||
|---|---|---|---|---|---|
| Big Ten Conference active | 18 | 20 | 1896 | No champion available No standings · No title game | |
| Atlantic Coast Conference active | 17 | 21 | 1953 | No champion available No standings · No title game | |
| Big 12 Conference active | 16 | 28 | 1996 | No champion available No standings · No title game | |
| Southeastern Conference active | 16 | 20 | 1932 | No champion available No standings · No title game | |
| American Athletic Conference active | 13 | 27 | 2013 | No champion available No standings · No title game | |
| Sun Belt Conference active | 13 | 29 | 2001 | No champion available No standings · No title game | |
| Mid-American Conference active | 11 | 25 | 1947 | No champion available No standings · No title game | |
| Conference USA active | 10 | 62 | 1996 | No champion available No standings · No title game | |
| Mountain West Conference active | 8 | 36 | 1999 | No champion available No standings · No title game | |
| Pac-12 Conference active | 6 | 66 | 1959 | No champion available No standings · No title game | |
| Alabama Collegiate Conference historical | 0 | 4 | 1960 | No champion available No standings · No title game | |
| Alabama Intercollegiate Conference historical | 0 | 4 | 1941 | No champion available No standings · No title game | |
| Arkansas Intercollegiate Conference historical | 0 | 2 | 1930 | No champion available No standings · No title game | |
| Association of Mid-Continent Universities football historical | 0 | 4 | 1978 | No champion available No standings · No title game | |
| Athletic Association of Western Universities historical | 0 | 4 | 1959 | No champion available No standings · No title game | |
| Atlantic 10 Conference historical | 0 | 4 | 1997 | No champion available No standings · No title game | |
| Atlantic Sun Conference historical | 0 | 4 | 2022 | No champion available No standings · No title game | |
| Big East Conference historical | 0 | 26 | 1991 | No champion available No standings · No title game | |
| Big Eight Conference historical | 0 | 50 | 1907 | No champion available No standings · No title game | |
| Big Five Conference historical | 0 | 2 | 1932 | No champion available No standings · No title game | |
| Big Four Conference historical | 0 | 2 | 1929 | No champion available No standings · No title game | |
| Big Sky Conference historical | 0 | 4 | 1970 | No champion available No standings · No title game | |
| Big South Conference historical | 0 | 6 | 2002 | No champion available No standings · No title game | |
| Big West Conference historical | 0 | 26 | 1969 | No champion available No standings · No title game | |
| Border Intercollegiate Athletic Association historical | 0 | 10 | 1931 | No champion available No standings · No title game | |
| Border Intercollegiate Athletic Conference historical | 0 | 2 | 1935 | No champion available No standings · No title game | |
| Buckeye Athletic Association historical | 0 | 6 | 1928 | No champion available No standings · No title game | |
| California Collegiate Athletic Association historical | 0 | 2 | 1939 | No champion available No standings · No title game | |
| Coastal Athletic Association Football Conference historical | 0 | 4 | 2007 | No champion available No standings · No title game | |
| Colorado Football Association historical | 0 | 8 | 1893 | No champion available No standings · No title game | |
| Conference Carolinas historical | 0 | 8 | 1931 | No champion available No standings · No title game | |
| Dixie Conference historical | 0 | 2 | 1948 | No champion available No standings · No title game | |
| Gulf Coast Conference historical | 0 | 4 | 1949 | No champion available No standings · No title game | |
| Gulf South Conference historical | 0 | 6 | 1970 | No champion available No standings · No title game | |
| Gulf Star Conference historical | 0 | 4 | 1984 | No champion available No standings · No title game | |
| Gulf States Conference historical | 0 | 8 | 1948 | No champion available No standings · No title game | |
| Heartland Collegiate Conference historical | 0 | 2 | 1951 | No champion available No standings · No title game | |
| Illinois Intercollegiate Athletic Conference historical | 0 | 10 | 1920 | No champion available No standings · No title game | |
| Illinois Intercollegiate Football League historical | 0 | 2 | 1891 | No champion available No standings · No title game | |
| Ind. historical | 0 | 4 | 1973 | No champion available No standings · No title game | |
| Independent schools prior to NCAA historical | 0 | 16 | 1879 | No champion available No standings · No title game | |
| Indiana Intercollegiate Athletic Association historical | 0 | 4 | 1890 | No champion available No standings · No title game | |
| Indiana Intercollegiate Conference historical | 0 | 2 | 1934 | No champion available No standings · No title game | |
| Kansas Collegiate Athletic Conference historical | 0 | 2 | 1890 | No champion available No standings · No title game | |
| Kentucky Intercollegiate Athletic Association historical | 0 | 2 | 1914 | No champion available No standings · No title game | |
| Lone Star Conference historical | 0 | 8 | 1931 | No champion available No standings · No title game | |
| Louisiana Intercollegiate Athletic Association historical | 0 | 4 | 1914 | No champion available No standings · No title game | |
| Louisiana Intercollegiate Conference historical | 0 | 4 | 1942 | No champion available No standings · No title game | |
| Maryland Intercollegiate Football Association historical | 0 | 2 | 1894 | No champion available No standings · No title game | |
| Michigan Collegiate Conference historical | 0 | 6 | 1927 | No champion available No standings · No title game | |
| Michigan Intercollegiate Athletic Association historical | 0 | 4 | 1885 | No champion available No standings · No title game | |
| Mid-America Intercollegiate Athletics Association historical | 0 | 2 | 1912 | No champion available No standings · No title game | |
| Mid-South Athletic Conference historical | 0 | 2 | 1970 | No champion available No standings · No title game | |
| Middle Atlantic Conferences historical | 0 | 4 | 1958 | No champion available No standings · No title game | |
| Middle Three Conference historical | 0 | 2 | 1946 | No champion available No standings · No title game | |
| Mississippi Valley Conference historical | 0 | 2 | 1928 | No champion available No standings · No title game | |
| Missouri Valley Conference historical | 0 | 24 | 1907 | No champion available No standings · No title game | |
| Missouri Valley Football Conference historical | 0 | 6 | 1985 | No champion available No standings · No title game | |
| Mountain States Conference historical | 0 | 14 | 1938 | No champion available No standings · No title game | |
| NAIA independent schools historical | 0 | 2 | 1968 | No champion available No standings · No title game | |
| NCAA College Division independent schools historical | 0 | 14 | 1937 | No champion available No standings · No title game | |
| NCAA Division I FCS independent schools historical | 0 | 44 | 1912 | No champion available No standings · No title game | |
| NCAA Division I independent schools historical | 0 | 8 | 1973 | No champion available No standings · No title game | |
| NCAA Division I-A independent schools historical | 0 | 8 | 1978 | No champion available No standings · No title game | |
| NCAA Division I-AA independent schools historical | 0 | 4 | 1993 | No champion available No standings · No title game | |
| NCAA Division II independent schools historical | 0 | 34 | 1891 | No champion available No standings · No title game | |
| NCAA Division III independent schools historical | 0 | 10 | 1915 | No champion available No standings · No title game | |
| NCAA Division independent schools historical | 0 | 20 | 1933 | No champion available No standings · No title game | |
| NCAA independent schools prior to 1937 historical | 0 | 46 | 1885 | No champion available No standings · No title game | |
| NCAA independent schools prior to divisions historical | 0 | 24 | 1905 | No champion available No standings · No title game | |
| New England Conference historical | 0 | 2 | 1938 | No champion available No standings · No title game | |
| New York State Conference historical | 0 | 2 | 1932 | No champion available No standings · No title game | |
| NJCAA independent schools historical | 0 | 4 | 1951 | No champion available No standings · No title game | |
| Northern California Athletic Conference historical | 0 | 4 | 1925 | No champion available No standings · No title game | |
| Northwestern Ohio Intercollegiate Athletic Association historical | 0 | 2 | 1921 | No champion available No standings · No title game | |
| Northwestern Ohio Intercollegiate Athletic Conference historical | 0 | 2 | 1921 | No champion available No standings · No title game | |
| Ohio Athletic Conference historical | 0 | 18 | 1902 | No champion available No standings · No title game | |
| Ohio Valley Conference historical | 0 | 14 | 1948 | No champion available No standings · No title game | |
| Oklahoma Intercollegiate Conference historical | 0 | 2 | 1914 | No champion available No standings · No title game | |
| Pacific Coast Conference historical | 0 | 16 | 1891 | No champion available No standings · No title game | |
| Pacific-10 Conference historical | 0 | 4 | 1978 | No champion available No standings · No title game | |
| Pacific-8 Conference historical | 0 | 4 | 1968 | No champion available No standings · No title game | |
| Presidents' Athletic Conference historical | 0 | 2 | 1964 | No champion available No standings · No title game | |
| River States Conference historical | 0 | 4 | 1946 | No champion available No standings · No title game | |
| Rocky Mountain Athletic Conference historical | 0 | 12 | 1896 | No champion available No standings · No title game | |
| South Atlantic Intercollegiate Athletic Association historical | 0 | 8 | 1907 | No champion available No standings · No title game | |
| Southern Conference historical | 0 | 4 | 1922 | No champion available No standings · No title game | |
| Southern California Intercollegiate Athletic Conference historical | 0 | 4 | 1920 | No champion available No standings · No title game | |
| Southern Conference historical | 0 | 48 | 1921 | No champion available No standings · No title game | |
| Southern Intercollegiate Athletic Association historical | 0 | 60 | 1895 | No champion available No standings · No title game | |
| Southern Intercollegiate Athletic Conference historical | 0 | 2 | 1931 | No champion available No standings · No title game | |
| Southland Conference historical | 0 | 18 | 1964 | No champion available No standings · No title game | |
| Southwest Conference historical | 0 | 22 | 1915 | No champion available No standings · No title game | |
| Texas Intercollegiate Athletic Association historical | 0 | 16 | 1913 | No champion available No standings · No title game | |
| Texas Intercollegiate Conference historical | 0 | 2 | 1925 | No champion available No standings · No title game | |
| Virginia College Athletic Association historical | 0 | 2 | 1974 | No champion available No standings · No title game | |
| Volunteer State Athletic Conference historical | 0 | 2 | 1949 | No champion available No standings · No title game | |
| West Virginia Intercollegiate Athletic Conference historical | 0 | 4 | 1925 | No champion available No standings · No title game | |
| Western Athletic Conference historical | 0 | 48 | 1962 | No champion available No standings · No title game | |
| Western Interstate Football Association historical | 0 | 6 | 1892 | No champion available No standings · No title game | |
| Yankee Conference historical | 0 | 4 | 1947 | No champion available No standings · No title game |