#1 Most Diverse Private Schools in Oak Lawn, IL
St. Germaine School
Parish school · Grades Pre-K–8
Largest group: 42% of students
Oak Lawn, IL
A+Overall grade173 students12 students per teacher
2026 lists
Most Diverse Private Schools in Oak Lawn, IL
Private schools in Oak Lawn, IL with the most varied mix of students. Top 5 of 5 schools.
#2 Most Diverse Private Schools in Oak Lawn, IL
St. Gerald School
Diocesan school · Grades Pre-K–8
Largest group: 46% of students
Oak Lawn, IL
A+Overall grade233 students13 students per teacher
#3 Most Diverse Private Schools in Oak Lawn, IL
Parkland Preparatory Academy
Special education school · Grades 1–12
Largest group: 55% of students
Oak Lawn, IL
B-Overall grade96 students12 students per teacher
#4 Most Diverse Private Schools in Oak Lawn, IL
St. Linus Elementary School
Diocesan school · Grades Pre-K–8
Largest group: 77% of students
Oak Lawn, IL
BOverall grade302 students14 students per teacher
#5 Most Diverse Private Schools in Oak Lawn, IL
St. Catherine of Alexandria School
Parish school · Grades Pre-K–8
Largest group: 88% of students
Oak Lawn, IL
BOverall grade414 students15 students per teacher
From official public records, updated October 2026.