Private schools in Williamson County
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5 private schools in Williamson County, Illinois.
From the Illinois State Board of Education (ISBE): Directory of Education Entities 2025-26: nonpublic schools. The record lists 977 private schools in Illinois.
What Illinois’s list coversSchools in ISBE’s directory
The nonpublic schools in the Illinois State Board of Education’s Directory of Education Entities for the school year: ISBE’s own list, which may not hold every private school. The nonpublic special education programs ISBE lists apart aren’t here. NCES’s survey counted 1,233 private schools in Illinois in 2021-22.
5of 5 private schoolsshown with your filters
The list
- Private school Agape Christian High School Carterville, Illinois 62918 9 to 12grades, as the state lists them Listed asListed by ISBE as a nonpublic school, 2025-26Grades9 to 12StudentsNot published
- Private school Marion Adventist School Marion, Illinois 62959 1 to 8grades, as the state lists them Listed asListed by ISBE as a nonpublic school, 2025-26Grades1 to 8StudentsNot published
- Private school Our Lady Mt Carmel School Herrin, Illinois 62948 Pre-K to 8grades, as the state lists them Listed asListed by ISBE as a nonpublic school, 2025-26GradesPre-K to 8StudentsNot published
- Private school The Academy of Excellance Marion, Illinois 62959 Pre-Kgrades, as the state lists them Listed asListed by ISBE as a nonpublic school, 2025-26GradesPre-KStudentsNot published
- Private school Unity Christian School Energy, Illinois 62933 Pre-K to 8grades, as the state lists them Listed asListed by ISBE as a nonpublic school, 2025-26GradesPre-K to 8StudentsNot published
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Illinois State Board of Education (ISBE), Directory of Education Entities 2025-26: nonpublic schools. Released Jun 28, 2026. Updated monthly.
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