Trinity Christian College Trinity Christian College, was established in 1959, and is a four-year liberal arts college, founded in the Reformed Christian tradition. The 50-acre campus is located in suburban Palos Heights which is approximately 25 miles southwest of Chicago. URL: http://www.trnty.edu @ Email Address: Mailing Address: Trinity Christian College6601 West College Drive Palos Heights, IL 60463 Palos Heights, Illinois 60463 Main Telephone Number(s): 708 597-3000 866 874-6463 708 385-5665