| 1955 |
|---|
| SECTIONALS |
|---|
| SITE |
WINNER |
CLASS |
|---|
| Adams Central | Monmouth | |
| Anderson | Anderson | |
| Attica | Attica | |
| Auburn-Garrett | Auburn | |
| Aurora | Vevay | |
| Bedford | Paoli | |
| Bluffton | Bluffton | |
| Brazil | Brazil | |
| Columbus | Columbus | |
| Connersville | Connersville | |
| Crawfordsville | Crawfordsville | |
| Danville | Speedway | |
| Elkhart | Nappanee | |
| Evansville | Evansville Reitz | |
| Fort Wayne | Fort Wayne North | |
| Fowler | Fowler | |
| Frankfort | Frankfort | |
| Gary | Gary Roosevelt | |
| Greencastle | Fillmore | |
| Greenfield | Wilkinson | |
| Greensburg | Greensburg | |
| Greenwood | Franklin | |
| Hammond | Hammond | |
| Hartford City | Hartford City | |
| Huntingburg | Huntingburg | |
| Huntington | Huntington Twp. | |
| Indianapolis | Indianapolis Attucks | |
| Jeffersonville | Silver Creek | |
| Kendallville | Avilla | |
| Kokomo | Northwestern | |
| Lafayette Jeff | Lafayette Jeff | |
| Linton-Stockton | Switz City | |
| Logansport | Royal Center | |
| Lynnville | Newburgh | |
| Madison | Scottsburg | |
| Marion | Fairmount | |
| Martinsville | Bloomington | |
| Michigan City Elston | Michigan City Elston | |
| Monticello | Monticello | |
| Muncie | Muncie Central | |
| New Albany | New Albany | |
| New Castle | New Castle | |
| Peru | Peru | |
| Plymouth | LaPaz | |
| Princeton | Patoka | |
| Rensselaer | Goodland | |
| Richmond | Richmond | |
| Rochester | Francesville | |
| Rockville | Clinton | |
| Rushville | Rushville | |
| Seymour | Seymour | |
| Sheridan | Sheridan | |
| South Bend | Mishawaka | |
| Sullivan | Gill Twp. | |
| Tell City | Tell City | |
| Terre Haute | Terre Haute Garfield | |
| Thorntown | Zionsville | |
| Valparaiso | Chesterton | |
| Versailles | Milan | |
| Vincennes Lincoln | Vincennes Lincoln | |
| Wabash | Wabash | |
| Warsaw | Warsaw | |
| Washington | Washington | |
| Winchester | Farmland | |
| REGIONALS |
|---|
| SITE |
WINNER |
CLASS |
|---|
| Bloomington | Switz City | |
| Columbus | Columbus | |
| Covington | Crawfordsville | |
| Elkhart | Mishawaka | |
| Evansville | Evansville Reitz | |
| Fort Wayne | Fort Wayne North | |
| Hammond | Gary Roosevelt | |
| Huntingburg | Vincennes Lincoln | |
| Indianapolis | Indianapolis Attucks | |
| Jeffersonville | New Albany | |
| Kokomo | Sheridan | |
| Lafayette Jeff | Lafayette Jeff | |
| Logansport | Monticello | |
| Marion | Hartford City | |
| Muncie | Muncie Central | |
| Rushville | Rushville | |
| SEMISTATES |
|---|
| SITE |
WINNER |
CLASS |
|---|
| Bloomington | New Albany | |
| Elkhart | Fort Wayne North | |
| Indianapolis | Indianapolis Attucks | |
| West Lafayette | Gary Roosevelt | |
| STATE |
|---|
| SITE |
WINNER |
CLASS |
|---|
| Butler Fieldhouse | Indianapolis Attucks | |