#1 Private Schools with the Smallest Classes in Elgin, IL
St. Edward Catholic Preparatory Academy
Diocesan school · Grades Pre-K–8
5 students per teacher
Elgin, IL
A-Overall grade90 students5 students per teacher
2026 lists
Private Schools with the Smallest Classes in Elgin, IL
Private schools in Elgin, IL with the fewest students per teacher (not counting preschools and special education schools). Top 8 of 8 schools.
#2 Private Schools with the Smallest Classes in Elgin, IL
Elgin Academy
Independent school · Grades Pre-K–12
7 students per teacher
Elgin, IL
B+Overall grade171 students7 students per teacher
#3 Private Schools with the Smallest Classes in Elgin, IL
St. Edward Central Catholic High School
Diocesan school · Grades 9–12
9.7 students per teacher
Elgin, IL
A+Overall grade207 students10 students per teacher
#4 Private Schools with the Smallest Classes in Elgin, IL
St. Mary School
Diocesan school · Grades Pre-K–8
9.7 students per teacher
Elgin, IL
A+Overall grade111 students10 students per teacher
#5 Private Schools with the Smallest Classes in Elgin, IL
St. Thomas More Elementary School
Diocesan school · Grades Pre-K–8
11.5 students per teacher
Elgin, IL
A+Overall grade145 students12 students per teacher
#6 Private Schools with the Smallest Classes in Elgin, IL
Institute of Islamic Education
Islamic · Montessori · Grades 6–12
11.6 students per teacher
Elgin, IL
BOverall grade73 students12 students per teacher
#7 Private Schools with the Smallest Classes in Elgin, IL
Harvest Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
11.8 students per teacher
Elgin, IL
BOverall grade438 students12 students per teacher
#8 Private Schools with the Smallest Classes in Elgin, IL
Westminster Christian School
Christian school (nondenominational) · Grades Pre-K–12
13.3 students per teacher
Elgin, IL
BOverall grade289 students13 students per teacher
From official public records, updated October 2026.