The purpose of the Trustees' Division is to provide a medium through which members may:
- Promote educational opportunities for township trustees by conducting educational conferences.
- Promote and protect the interests of township trustees in Illinois.
- Disseminate information of interest and concern to all member township trustees and officials.
- Increase cooperation among member township trustees.
- Promote legislation beneficial to the operation of township trustees.
- Inform the public, the Illinois legislature and other governmental bodies of the advantages and benefits which are derived from township government.
- Coordinate and cooperate with organizations located in Illinois for the purpose of strengthening township government in Illinois.