
BOYS BASKETBALL
CONFERENCE CHAMPS
| 1926 | Champaign | 1969 | Champaign, Lincoln |
| 1927 | Peoria Central, Pekin | 1970 | Lincoln |
| 1928 | Peoria Central | 1971 | Danville |
| 1929 | Champaign, Peoria Central | 1972 | Lincoln |
| 1930 | Champaign, Peoria Manual, Decatur | 1973 | Lincoln |
| 1931 | Peoria Manual, Springfield | 1974 | Danville |
| 1932 | Streator | 1975 | Bloomington |
| 1933 | Streator | 1976 | Springfield |
| 1934 | Streator, Mattoon | 1977 | Lincoln |
| 1935 | Springfield | 1978 | Lincoln |
| 1936 | Danville | 1979 | Lincoln, Bloomington |
| 1937 | Champaign, Danville, Pekin | 1980 | Lincoln |
| 1938 | Pekin | 1981 | Lincoln |
| 1939 | Danville | 1982 | Danville, Springfield |
| 1940 | Urbana | 1983 | Urbana |
| 1941 | Champaign | 1984 | Lincoln, Centennial |
| 1942 | Streator | 1985 | Springfield, Decatur |
| 1943 | Champaign, Decatur | 1986 | Lincoln |
| 1944 | Champaign | 1987 | Lincoln |
| 1945 | Decatur | 1988 | Bloomington |
| 1946 | Champaign | 1989 | Lincoln |
| 1947 | Pekin | 1990 | Bloomington |
| 1948 | Pekin | 1991 | Rantoul |
| 1949 | Danville | 1992 | Bloomington |
| 1950 | Danville | 1993 | Danville |
| 1951 | Lincoln, Decatur | 1994 | Centennial |
| 1952 | Danville | 1995 | Centennial |
| 1953 | Bloomington, Peoria Central | 1996 | Centennial |
| 1954 | Danville, Decatur, Lincoln, Peoria Central | 1997 | Stephen Decatur |
| 1955 | Decatur, Pekin | 1998 | Normal West, Rantoul |
| 1956 | Peoria Central, Lincoln | 1999 | Champaign |
| 1957 | Peoria Central, Bloomington | 2000 | Danville |
| 1958 | Springfield | 2001 | Danville |
| 1959 | Springfield | 2002 | Champaign, Normal West |
| 1960 | Decatur | 2003 | Decatur MacArthur |
| 1961 | Decatur | 2004 | Bloomington |
| 1962 | Decatur, Bloomington | 2005 | Bloomington, Champaign |
| 1963 | Decatur | 2006 | Champaign, Decatur Eisenhower |
| 1964 | Decatur | 2007 | Decatur Eisenhower |
| 1965 | Decatur | 2008 | Decatur Eisenhower |
| 1966 | Decatur | 2009 | |
| 1967 | Springfield | 2010 | |
| 1968 | Champaign | 2011 |
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