#1 Private Schools with the Smallest Classes in Lake Forest, IL
Fusion Academy LF: Chicago- Lake Forest
Alternative school · Grades 6–12
1.8 students per teacher
Lake Forest, IL
AOverall grade45 students2 students per teacher
2026 lists
Private Schools with the Smallest Classes in Lake Forest, IL
Private schools in Lake Forest, IL with the fewest students per teacher (not counting preschools and special education schools). Top 6 of 6 schools.
#2 Private Schools with the Smallest Classes in Lake Forest, IL
Lake Forest Country Day School
Independent school · Grades Pre-K–8
5.1 students per teacher
Lake Forest, IL
A+Overall grade325 students5 students per teacher
#3 Private Schools with the Smallest Classes in Lake Forest, IL
Woodlands Academy of the Sacred Heart
Independent Catholic school · Grades 9–12
5.3 students per teacher
Lake Forest, IL
A+Overall gradeAll girls120 students5 students per teacher
#4 Private Schools with the Smallest Classes in Lake Forest, IL
Lake Forest Academy
Independent school · Grades 9–12
6.6 students per teacher
Lake Forest, IL
A+Overall grade446 students7 students per teacher
#5 Private Schools with the Smallest Classes in Lake Forest, IL
Montessori School of Lake Forest
Montessori school · Grades Pre-K–8
6.8 students per teacher
Lake Forest, IL
A-Overall grade68 students7 students per teacher
#6 Private Schools with the Smallest Classes in Lake Forest, IL
School of St. Mary
Diocesan school · Grades Pre-K–8
11 students per teacher
Lake Forest, IL
A+Overall grade336 students11 students per teacher
From official public records, updated October 2026.