#1 Most Diverse Private Schools in Joliet, IL
St. Paul the Apostle School
Diocesan school · Grades K–8
Largest group: 47% of students
Joliet, IL
A+Overall grade145 students13 students per teacher
2026 lists
Most Diverse Private Schools in Joliet, IL
Private schools in Joliet, IL with the most varied mix of students. Top 5 of 5 schools.
#2 Most Diverse Private Schools in Joliet, IL
St. Mary Nativity School
Parish school · Grades Pre-K–8
Largest group: 49% of students
Joliet, IL
B+Overall grade139 students17 students per teacher
#3 Most Diverse Private Schools in Joliet, IL
St. Jude Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 58% of students
Joliet, IL
BOverall grade171 students17 students per teacher
#4 Most Diverse Private Schools in Joliet, IL
Joliet Catholic Academy
Independent Catholic school · Grades 9–12
Largest group: 69% of students
Joliet, IL
BOverall grade598 students16 students per teacher
#5 Most Diverse Private Schools in Joliet, IL
Cathedral of St. Raymond School
Parish school · Grades Pre-K–8
Largest group: 77% of students
Joliet, IL
BOverall grade277 students16 students per teacher
From official public records, updated October 2026.