The Tri-County Conference is an affiliation of several small high schools in central Illinois. Current membership includes
For the 2011-12 school years, the following schools will be joining the Tri-County Conference:
Hall Township is leaving the dissolving NCIC after seven decades as that conference's smallest member school; upon joining the Tri-County, Hall's population of 443 will make it the largest school in that conference.
2015 Championship Game story from Ottawa Times