Tournament champions are listed in bold.
| Year | Section 1 | Section 2 | Section 3 | Section 4 | Section 5 |
|---|---|---|---|---|---|
| 2009 | Champaign Western | Western Springs | Jackie Robinson West (Chicago) | Tri-Cities (West Dundee) | Peru |
| 2008 | Salem | Hinsdale | Jackie Robinson West (Chicago) | Libertyville National | Moline National |
| 2007 | Tri-County (Bluffs) | Western Springs | Jackie Robinson West (Chicago) | Crystal Lake American | Peru |
| 2006 | Mount Carmel | Lemont | Ridge Beverly (Chicago) | Mundelein National | Limestone (Kankakee) |
| 2005 | Salem | Clear Ridge (Chicago) | Lansing East | Mundelein American | Limestone (Kankakee) |
| 2004 | Robinson | Hinsdale | Evergreen Park | Mundelein National | Bradley-Bourbonnais American |
| 2003 | Mount Carmel | Naperville National | Evergreen Park | Antioch Youth | Moline National |
| 2002 | Macomb | Clear Ridge (Chicago) | Evergreen Park | River Forest | Bradley-Bourbonnais American |
| 2001 | Brown County (Mount Sterling) | Hinsdale | Lansing East | Antioch | Moline American |
| 2000 | Lawrenceville | Westlawn (Chicago) | East Side (Chicago) | River Forest | Bradley- Bourbonnais American |
| 1999 | Robinson | Westlawn (Chicago) | Lansing East | Norridge | Islander (Rock Island) |
| 1998 | Mount Carmel | LaGrange | Evergreen Park | Crystal Lake National | Ottawa American |
| 1997 | Beardstown | Naperville American | Jackie Robinson West (Chicago) | Libertyville | Rochelle |
| 1996 | Macomb | Brookfield National | Jackie Robinson West (Chicago) | Tri-Cities (West Dundee) | Islander (Rock Island) |
| 1995 | Macomb | Aroma Park Lions | Hegewisch (Chicago) | Libertyville | Moline National |
| 1994 | Clark Griffith (Springfield) | Downers Grove South | Evergreen Park | Libertyville | Bradley- Bourbonnais American |
| 1993 | Champaign American | West Cicero- Berwyn American | Evergreen Park | Barrington American | Peru |
| 1992 | Mount Vernon | Burbank American | South Holland South | Libertyville | Bradley- Bourbonnais American |
| 1991 | Beardstown | Downers Grove North | Jackie Robinson West (Chicago) | Libertyville | Kankakee Jaycees |
| 1990 | Robinson | Westlawn (Chicago) | South Holland South | Bartlett | Bradley- Bourbonnais National |
| 1989 | Robinson | Joliet Belmont | Jackie Robinson West (Chicago) | Elgin National | Galesburg National |
| 1988 | Olney | Joliet Belmont | South Holland South | Des Plaines South Side | Galesburg American |
| 1987 | Paris | Westlawn (Chicago) | Jackie Robinson West (Chicago) | Elgin Classic | Galesburg National |
| 1986 | Beardstown | Joliet Belmont | Jackie Robinson West (Chicago) | Norridge | Bradley- Bourbonnais American |
| 1985 | Beardstown | Brookfield National | Jackie Robinson West (Chicago) | Elgin National | Milan |
| 1984 | Rock Falls | Joliet Belmont | Jackie Robinson West (Chicago) | Libertyville | |
| 1983 | Beardstown | Bradley- Bourbonnais American | Jackie Robinson West (Chicago) | Elgin National | |
| 1982 | Quincy South | Naperville American | South Holland North | Elgin National | |
| 1981 | Ottawa American | Naperville National | Jackie Robinson West (Chicago) | Barrington | |
| 1980 | LaSalle National | Lockport | Westlawn (Chicago) | Glenview National | |
| 1979 | Ottawa National | LaGrange American | Jackie Robinson West (Chicago) | Elgin National | |
| 1978 | Mount Carmel | Bradley- Bourbonnais | Lansing West | Palatine South | |
| 1977 | Mount Carmel | Joliet Belmont | Lansing West | Glenview National | |
| 1976 | Quincy North | Marycrest (Joliet) | Markham Manor | White Cap (Chicago) | |
| 1975 | Robinson | Kankakee Lions | Calumet City National | Elgin National | |
| 1974 | Taylorville Red Bland | Bradley- Bourbonnais | Clear Ridge East (Chicago) | Elgin Classic | |
| 1973 | North Jacksonville | Kankakee Jaycees | Westlawn (Chicago) | Harwood Heights | |
| 1972 | West Frankfort | Bradley- Bourbonnais | Westlawn (Chicago) | White Cap National (Chicago) | |
| 1971 | Rock Island American | Kankakee Jaycees | Clear Ridge East (Chicago) | Norridge National | |
| 1970 | Taylorville Red Bland | Joliet Belmont | Hyde Park (Chicago) | Schiller Park | |
| 1969 | East Moline National | Kankakee Lions | Evergreen Park National | Skokie Indians American | |
| 1968 | Marion | Winston Park | Westlawn (Chicago) | Glenview National | |
| 1967 | Lawrenceville | Kankakee Lions | Roseland North (Chicago) | Mundelein | |
| 1966 | Marion | Kankakee Jaycees | Tinley Park | Harwood Heights | |
| 1965 | Milan | South Cicero | Harvey American | Elgin American | |
| 1964 | Robinson | South Cicero | Mount Greenwood National (Chicago) | White Cap American (Chicago) | |
| 1963 | Taylorville Red Bland | Naperville | Harvey American | Prospect Heights | |
| 1962 | Herrin | Kankakee Jaycees | Ralph Bermele (Chicago) | Des Plaines South Side | |
| 1961 | Dizzy Dean (Springfield) | Downers Grove National | Clear Ridge (Chicago) | Glenview American | |
| 1960 | Watseka | Maywood National | Evergreen Park | Harwood Heights | |
| 1959 | Taylorville Red Bland | Forest Park | Archer Manor (Chicago) | Elgin National | |
| 1958 | Marion | Kankakee Jaycees | Evergreen Park | Mundelein | |
| 1957 | Rock Island American | Lyons-McCook | Kankakee Jaycees | White Cap American (Chicago) |
Click here to return to the Illinois State Tournament Main Menu.