University of Illinois at Urbana-Champaign is in Urbana, IL and has a Jewish population of 3,250 Jews, which is 10% of the school, and which includes 33 NCSY alumni. There’s a OU-JLIC couple (the Langers), a Hillel, Chabad on campus (the Tiechtels), an Olami rabbi (Rabbi Kahn), and a full kosher meal plan.