#1 Largest Private Schools in Chesterfield, MO
Incarnate Word Parish School
Parish school · Grades K–8
448 students
Chesterfield, MO
B-Overall grade448 students18 students per teacher
2026 lists
Largest Private Schools in Chesterfield, MO
The private schools in Chesterfield, MO with the most students. Top 6 of 6 schools.
#2 Largest Private Schools in Chesterfield, MO
Ascension School
Parish school · Grades K–8
412 students
Chesterfield, MO
BOverall grade412 students15 students per teacher
#3 Largest Private Schools in Chesterfield, MO
The Fulton School
Montessori school · Grades Pre-K–12
102 students
Chesterfield, MO
B+Overall grade102 students7 students per teacher
#4 Largest Private Schools in Chesterfield, MO
Missouri Torah Institute
Jewish day school · Grades 9–12
73 students
Chesterfield, MO
BOverall gradeAll boys73 students7 students per teacher
#5 Largest Private Schools in Chesterfield, MO
Eyc Academy
Alternative school · Grades 3–12
56 students
Chesterfield, MO
AOverall grade56 students8 students per teacher
#6 Largest Private Schools in Chesterfield, MO
Chesterfield Montessori School
Montessori school · Grades K–6
48 students
Chesterfield, MO
B+Overall grade48 students8 students per teacher
From official public records, updated October 2026.