The Hoosier Athletic Conference is a ten-member IHSAA-Sanctioned conference located within Benton, Cass, Hamilton, Howard, Jasper, Tippecanoe, Tipton and White counties.
The conference first began in 1947,[1] and has been in constant competition except for the 1997–98 school year, when membership dropped to three schools.
[2] Lewis Cass exited the conference in 2023[3] and Logansport was added as the replacement starting in 2024.
[4] In 2024 Northwestern will exit the conference filling in for North Miami in the Three Rivers Conference.
Howard IHSAA State Champions All championships before 2011-2012 school year as members of Hoosier Heartland Conference.