Ida Crown Jewish Academy is a Modern Orthodox Jewish high school in Skokie, Illinois, under the auspicies of the Associated Talmud Torahs. Its current dean is Leonard Matanky. ICJA places emphasis on both Judaic and Secular studies and holds its students to high academic standards. ICJA encourages its students to pursue a year in yeshiva or seminary in Israel before attending college. Ida Crown serves students from all over the Chicago area, including Chicago, Lincolnwood, Skokie, Northbrook, Highland Park, Glencoe, Deerfield, Buffalo Grove, Des Plaines, and Evanston.

As of the 2021-22 school year, the school had an enrollment of 216 students and 36.0 classroom teachers (on an FTE basis), for a student–teacher ratio of 6.8:1.