#1 Most Diverse Private Schools in Elgin, IL
St. Thomas More Elementary School
Diocesan school · Grades Pre-K–8
Largest group: 43% of students
Elgin, IL
A+Overall grade145 students12 students per teacher
2026 lists
Most Diverse Private Schools in Elgin, IL
Private schools in Elgin, IL with the most varied mix of students. Top 9 of 9 schools.
#2 Most Diverse Private Schools in Elgin, IL
St. Mary School
Diocesan school · Grades Pre-K–8
Largest group: 48% of students
Elgin, IL
A+Overall grade111 students10 students per teacher
#3 Most Diverse Private Schools in Elgin, IL
St. Edward Central Catholic High School
Diocesan school · Grades 9–12
Largest group: 53% of students
Elgin, IL
A+Overall grade207 students10 students per teacher
#4 Most Diverse Private Schools in Elgin, IL
Elgin Academy
Independent school · Grades Pre-K–12
Largest group: 53% of students
Elgin, IL
B+Overall grade171 students7 students per teacher
#5 Most Diverse Private Schools in Elgin, IL
Westminster Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 75% of students
Elgin, IL
BOverall grade289 students13 students per teacher
#6 Most Diverse Private Schools in Elgin, IL
Summit School
Special education school · Grades 1–12
Largest group: 75% of students
Elgin, IL
AOverall grade53 students6 students per teacher
#7 Most Diverse Private Schools in Elgin, IL
Harvest Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 77% of students
Elgin, IL
BOverall grade438 students12 students per teacher
#8 Most Diverse Private Schools in Elgin, IL
St. Edward Catholic Preparatory Academy
Diocesan school · Grades Pre-K–8
Largest group: 93% of students
Elgin, IL
A-Overall grade90 students5 students per teacher
#9 Most Diverse Private Schools in Elgin, IL
Institute of Islamic Education
Islamic · Montessori · Grades 6–12
Largest group: 100% of students
Elgin, IL
BOverall grade73 students12 students per teacher
From official public records, updated October 2026.