| Year | Team | Title | Note | BAI Region |
|---|---|---|---|---|
| 2021 | Rockport (Post 254) | State~ Champ | Defeated Crawfordsville (Post 72) | Southwest |
| 2019 | Terre Haute (Post 346) | State~ Champ | West Central | |
| 2018 | Terre Haute (Post 346) | State~ Champ | West Central | |
| 2017 | Rockport (Post 254) | State~ Champ | Southwest | |
| 2015 | Rockport (Post 254) | State~ Champ | Southwest | |
| 2014 | Newburgh (Post 44) | State~ Champ | Defeated Kokomo (Post 6) 5-4 [Coach Harold �Buddy� Swift, Season Record 29-8] | Southwest |
| 2013 | Princeton (Post 25) | State~ Champ | Defeated Terre Haute (Post 346) 6-5 [Coach Jesse Simmons, Season Record 26-14] | Southwest |
| 2012 | Terre Haute (Post 346) | State~ Champ | Defeated Porter County (Post 94/170) 5-11, 14-8 [Coach John Hayes, Season Record 38-13] | West Central |
| 2011 | Newburgh (Post 44) | State~ Champ | Defeated St. Leon (Post 464) 7-8 (10), 12-5 [Coach Jim Lynch, Season Record 22-17] | Southwest |
| 2010 | Terre Haute (Post 346) | State~ Champ | Defeated Evansville (Post 265) 9-6 [Coach John Hayes, Season Record 43-7] | West Central |
| 2009 | Hammond (Post 168) | State~ Champ | Defeated Lafayette (Post 11) 11-1 [Coach Mark DeRolf, Season Record 27-7] | Northwest |
| 2008 | Muncie (Post 19) | State~ Champ | Defeated Rockport (Post 254) 15-14, 16-2 [Coach Bob Graves, Season Record 31-7] | East |
| 2007 | Rockport (Post 254) | National~ Regional | Southwest | |
| 2007 | Rockport (Post 254) | State~ Champ | Defeated Lafayette (Post 11) 8-4 [Coach Jim Haaff, Season Record 30-10] | Southwest |
| 2006 | Terre Haute (Post 346) | National~ Regional | Lost to Meterie, LA (Post 175) in National championship | West Central |
| 2006 | Terre Haute (Post 346) | State~ Champ | Defeated Rockport (Post 254) 13-2, 13-0 [Coach John Hayes, Season Record 38-7] | West Central |
| 2005 | Rockport (Post 254) | State~ Champ | Defeated Terre Haute (Post 346) 2-6, 6-0 [Coach Jim Haaff, Season Record 36-3] | Southwest |
| 2004 | Plymouth (Post 27) | State~ Champ | Defeated Lafayette (Post 11) 10-9, 18-8 [Coach Tony Plothow, Season Record 32-11] | North Central |
| 2003 | Terre Haute (Post 346) | State~ Champ | Defeated Plymouth (Post 27) 12-6 [Coach John Hayes, Season Record 39-12] | West Central |
| 2002 | Evansville (Post 265) | State~ Champ | Defeated Madison (Post 9) 9-3 [Coach Ben Garland, Season Record 42-9] | Southwest |
| 2001 | Evansville (Post 265) | State~ Champ | Defeated Madison (Post 9) 14-4 [Coach Ben Garland, Season Record 40-7] | Southwest |
| 2000 | Madison (Post 9) | State~ Champ | Defeated Anderson (Post 127) 7-5 [Coach Delbert Liter, Season Record 32-8] | Southeast |
| 1999 | Terre Haute (Post 346) | State~ Champ | Defeated South Bend (Post 357) 9-1 [Coach John Hayes, Season Record 35-10] | West Central |
| 1998 | Anderson (Post 127) | State~ Champ | Defeated Madison (Post 9) 9-8 [Coach John Miles, Season Record 47-7] | East |
| 1997 | Terre Haute (Post 346) | State~ Champ | Defeated Newburgh (Post 44) 12-8 [Coach John Hayes, Season Record 37-11] | West Central |
| 1996 | South Bend (Post 357) | State~ Champ | Defeated Anderson (Post 127) 2-10, 10-4 [Coach Ed Majiejewski, Season Record 48427] | North Central |
| 1995 | Evansville (Post 265) | State~ Champ | Defeated Madison (Post 9) 6-1 [Coach Brian Kuester, Season Record 41-9] | Southwest |
| 1994 | Terre Haute (Post 346) | State~ Champ | Defeated Batesville (Post 271) 9-2, 13-0 [Coach John Hayes, Season Record 46-13] | West Central |
| 1993 | Lafayette (Post 11) | State~ Champ | Defeated Newburgh (Post 44) 4-3 [Coach Jim Watson, Season Record 41-12] | Mid-Northwest |
| 1992 | Newburgh (Post 44) | State~ Champ | Defeated Lafayette (Post 11) 14-11 [Coach Joe Lis, Season Record 33-12] | Southwest |
| 1991 | Highland (Post 180) | State~ Champ | Defeated Evansville (Post 8) 3-5, 10-2 [Coach Mal Kubiak, Season Record 47665] | Northwest |
| 1990 | Muncie (Post 19) | State~ Champ | Defeated Southport (Post 355) 3-0, 7-4 [Coach Bob Graves, Season Record 28-13] | East |
| 1989 | Boonville (Post 200) | State~ Champ | Defeated South Bend (Post 50) 7-17, 10-6 [Coach Brian Kuester, Season Record 27-11] | Southwest |
| 1988 | Evansville (Post 8) | State~ Champ | Defeated Terre Haute (Post 346) 12-1 [Coach Mac LaRue, Season Record 30-10] | Southwest |
| 1987 | Newburgh (Post 44) | State~ Champ | Defeated Evansville (Post 8) 5-15, 18-2 [Coach Jim Burch, Season Record 29-11] | Southwest |
| 1986 | Lafayette (Post 11) | State~ Champ | Defeated Muncie (Post 19) 12-1 [Coach Barry Haskins, Season Record 35-10] | Mid-Northwest |
| 1985 | Aurora (Post 231) | State~ Champ | Defeated South Haven (Post 502) 2-7, 9-5 [Coach Larry Hornbach, Season Record 26-21-1] | Southeast |
| 1984 | Rockport (Post 254) | National~ Regional | Southwest | |
| 1984 | Southport (Post 355) | State~ Champ | Defeated Richmond (Post 65) 1-5, 7-5 (11) [Coach David Lee, Season Record 27-13] | Central |
| 1983 | Rockport (Post 254) | State~ Champ | Defeated South Bend (Post 357) 17-8 [Coach Jim Haaff, Season Record 34-16] | Southwest |
| 1982 | Kokomo (Post 6) | National~ Regional | Mid-North Central | |
| 1982 | Kokomo (Post 6) | State~ Champ | Defeated South Bend (Post 357) 17-5, 16-8 [Coach Bob Ronk, Season Record 46-11] | Mid-North Central |
| 1981 | Southport (Post 355) | State~ Champ | Defeated Kokomo (Post 6) 3-2 [Coach David Lee, Season Record 49980] | Central |
| 1980 | Gary (Post 367) | State~ Champ | Defeated Marion (Post 10) 2-3 (10), 7-0 [Coach Casimar Kaczmarski, Season Record 28-6] | Northwest |
| 1979 | Rockport (Post 254) | State~ Champ | Defeated Kokomo (Post 6) 3-7, 3-2,[Coach Jim Haaff, season record 34-12] | Southwest |
| 1978 | Beech Grove (Post 276) | State~ Champ | Defeated Kokomo (Post 6) 8-1 [Coach Dick Templin, Season Record 32-16] | Central |
| 1977 | South Bend (Post 50) | National~ Champion | Defeated Hattiesburg, MS (Post 78) for National Title | North Central |
| 1977 | South Bend (Post 50) | State~ Champ | Defeated Lafayette (Post 11) 7-5 [Coach Mel Machuca, Season Record 41-6] | North Central |
| 1977 | South Bend (Post 50) | National~ Regional | advanced to (and won) National Championship | North Central |
| 1976 | Kokomo (Post 6) | State~ Champ | Defeated Aurora (Post 231) 12-8 [Coach Bob Ronk, Season Record 33-11] | Mid-North Central |
| 1975 | South Bend (Post 357) | State~ Champ | Defeated Southport (Post 355) 3-2 [Coach Joe Derda, Season Record 30-9] | North Central |
| 1974 | Rockport (Post 254) | State~ Champ | Defeated Kokomo (Post 6) 3-5, 12-6 [Coach Jim Haaff, Season Record 32-13] | Southwest |
| 1974 | Rockport (Post 254) | National~ Regional | Southwest | |
| 1973 | South Bend (Post 357) | State~ Champ | Defeated Rockport (Post 254) 3-0 [Coach Joe Derda, Season Record 40-6] | North Central |
| 1972 | Kokomo (Post 6) | State~ Champ | Defeated South Bend (Post 357) 1-4, 6-0 [Coach Bob Ronk, Season Record 41-10] | Mid-North Central |
| 1971 | Indianapolis (Post 495) | State~ Champ | Defeated Monticello (Post 81) 11-1 [Coach Tom Stevason, Season Record 40-14] | Central |
| 1970 | Terre Haute (Post 346) | State~ Champ | Defeated Frankfort (Post 12) 15-3 [Coach George Murphy, Season Record 36-11] | West Central |
| 1969 | Terre Haute (Post 346) | State~ Champ | Defeated Indianapolis (Post 348) 3-0 [Coach George Murphy, Season Record 38-6] | West Central |
| 1968 | South Bend (Post 284) | National~ Regional | North Central | |
| 1968 | South Bend (Post 284) | State~ Champ | Defeated Terre Haute (Post 346) 5-0 [Coach Bob Cole, Season Record 34-10] | North Central |
| 1967 | Evansville (Post 8) | State~ Champ | Defeated LaPorte (Post 83) 18-2 [Coach Jack Colvin, Season Record 35-12] | Southwest |
| 1966 | Evansville (Post 8) | State~ Champ | Defeated Lafayette (Post 11) 7-2, 5-4 [Coach Jack Colvin, Season Record 39-10] | Southwest |
| 1965 | Whiting (Post 80) | State~ Champ | Defeated Princeton (Post 25) 6-4, 6-3 [Coach Fred Kraly, Season Record 36-8] | Northwest |
| 1964 | Princeton (Post 25) | State~ Champ | Defeated Lafayette (Post 11) 4-0, 5-4 [Coach Jim Pegram, Season Record 30-28] | Southwest |
| 1963 | Evansville (Post 8) | National~ Regional | Southwest | |
| 1963 | Evansville (Post 8) | State~ Champ | Defeated South Bend (Post 50) 6-5 [Coach Doyce Martin, Season Record 41-11] | Southwest |
| 1962 | East Chicago (Post 369) | State~ Champ | Defeated South Bend (Post 50) 10-2 [Coach Ed Dudek, Season Record 49035] | Northwest |
| 1961 | Rockport (Post 254) | State~ Champ | Defeated South Bend (Post 50) 5-9, 7-6 (11) [Coach Bill Evans, Season Record 42-14] | Southwest |
| 1960 | Princeton (Post 25) | State~ Champ | Defeated South Bend (Post 284) 12-6,9-8 [Coach Jim Pegram, Season Record 35-17] | Southwest |
| 1959 | Rockport (Post 254) | State~ Champ | Defeated Lawrenceburg (Post 239) 8-5 [Coach Bill Evans, Season Record 29-14] | Southwest |
| 1958 | Richmond (Post 65) | State~ Champ | Defeated Evansville (Post 8) 7-6, 7-6 [Coach Dale Banning, Season Record 26-7] | East |
| 1957 | Terre Haute (Post 346) | State~ Champ | Defeated Jeffersonville (Post 35) 11-6 [Coach Bill Welch, Season Record NA] | West Central |
| 1956 | Terre Haute (Post 346) | State~ Champ | Defeated Vincennes (Post 73) 8-6 [Coach Bill Welch, Season Record NA] | West Central |
| 1955 | Michigan City (Post 37) | State~ Champ | Defeated Hammond (Post 16) 4-3 [Coach Don Schwermer, Season Record 23-2] | North Central |
| 1954 | Lafayette (Post 11) | State~ Champ | Defeated Marion (Post 10) 9-1 [Coach Vernon Craig, Season Record 28-4] | Mid-Northwest |
| 1953 | Lafayette (Post 11) | State~ Champ | Defeated Jonesboro (Post 95) 2-0 [Coach Vernon Craig, Season Record NA] | Mid-Northwest |
| 1952 | Evansville (Post 8) | State~ Champ | Defeated East Chicago (Post 78/266) 3-0 (9) [Coach Pete Strong, Season Record 14-2] | Southwest |
| 1951 | Terre Haute (Post 346) | State~ Champ | Defeated Princeton (Post 25) 8-4 [Coach Bill Welch, Season Record 9-2] | West Central |
| 1950 | Hammond (Post 168) | State~ Champ | Defeated Anderson (Post 127) 1-0 [Coach Vic Mettler, Season Record 15-2] | Northwest |
| 1949 | East Chicago (Post 78/266) | State~ Champ | Defeated Madison (Post 9) 2-1 [Coach Joe Macak, Season Record 16-2] | Northwest |
| 1948 | Fort Wayne (Post 47) | State~ Champ | Defeated East Chicago (Post 78/266) 5-4 [Coach Wayne Scott, Season Record 12-2] | Northeast |
| 1947 | Richmond (Post 65) | State~ Champ | Defeated Anderson (Post 127) 6-4 [Coach Kenny Holtcamp, Season Record 16-3] | East |
| 1946 | East Chicago (Post 78/266) | State~ Champ | Defeated Richmond (Post 65) 6-3 [Coach John Baratto, Season Record 13-2] | Northwest |
| 1945 | East Chicago (Post 78/266) | State~ Champ | Defeated Richmond (Post 65) 1-0 (9) [Coach Pete Rucinski, Season Record 17-2] | Northwest |
| 1944 | East Chicago (Post 78/266) | State~ Champ | Defeated Huntingburg (Post 221) 5-1 [Coach Nelson Irwin, Season Record 13-2] | Northwest |
| 1943 | East Chicago (Post 78/266) | State~ Champ | Defeated Jasper (Post 147) 4-1 [Coach Pete Rucinski, Season Record 12-3] | Northwest |
| 1942 | East Chicago (Post 78/266) | State~ Champ | Defeated South Bend (Post 357) 7-1 [Coach Joe Pack, Season Record 8-2] | Northwest |
| 1941 | Rockville (Post 48) | State~ Champ | Defeated East Chicago (Post 266) 3-2 (8) [Coach John Baratto, Season Record 13-3] | West Central |
| 1940 | East Chicago (Post 78/266) | State~ Champ | Defeated Terre Haute (Post 40) 6-5 [Coach Pete Rucinski, Season Record 12-1] | Northwest |
| 1939 | Richmond (Post 65) | State~ Champ | Defeated Robertsdale (Post 80) 3-2 [Coach Lawrence Mapleson, Season Record 17-1] | East |
| 1938 | East Chicago (Post 78/266) | State~ Champ | Defeated Bloomington (Post 18) 4-3 [Coach John McShane, Season Record 8-1] | Northwest |
| 1937 | South Bend (Post 357) | State~ Champ | Defeated Jasper (Post 147) 3-2 [Coach Bernie Witucki, Season Record 14-1] | North Central |
| 1936 | Anderson (Post 127) | State~ Champ | Defeated Princeton (Post 25) 9-5 [Coach Archie Chadd, Season Record 6-2] | East |
| 1935 | East Chicago (Post 78/266) | State~ Champ | Defeated Kokomo (Post 6) 7-6 [Coach Cecil Austin, Season Record 8-1] | Northwest |
| 1934 | Lafayette (Post 11) | State~ Champ | Defeated Fort Wayne (Post 47) 9-2 [Coach Horace Booth, Season Record 10-2] | Mid-Northwest |
| 1933 | Jasper (Post 147) | State~ Champ | Defeated East Chicago (Post 266) 8-2 [Coach Rex Critchlow, Season Record 11-3] | Southwest |
| 1932 | East Chicago (Post 78/266) | State~ Champ | Defeated Richmond (Post 65) 12-3 [Coach Marshall Fish, Season Record 8-2] | Northwest |
| 1931 | Princeton (Post 25) | State~ Champ | Defeated South Bend (Post 272) 7-6 [Coach Eldon Sisson, Season Record 14-3] | Southwest |
| 1930 | Clinton (Post 140) | State~ Champ | Defeated Indianapolis (Post 55) 3-2 [Coach Paul Kelly, Season Record 12-1] | West Central |
| 1929 | Lafayette (Post 11) | State~ Champ | Defeated South Bend (Post 50) 10-5 [Coach Charles Dienhart, Season Record 9-1] | Mid-Northwest |
| 1928 | Blanford (Post 140) | State~ Champ | Defeated Gary (Post 17) 14-12 [Coach James Perona, Season Record 15-2] | West Central |
