Jersey Community Unit School District 100 welcomed 2,412 students in the 2021-22 school year, according to the Illinois State Board of Education report.
O'Fallon Township High School District 203 welcomed 2,497 students in the 2021-22 school year, according to the Illinois State Board of Education report.
Highland Community Unit School District 5 welcomed 2,820 students in the 2021-22 school year, according to the Illinois State Board of Education report.
In Mascoutah Community Unit School District 19, 2,849 white students were enrolled in the 2021-22 school year, according to the Illinois State Board of Education report.
Cahokia Community Unit School District 187 welcomed 3,013 students in the 2021-22 school year, according to the Illinois State Board of Education report.