#1 Largest Private Schools in Irvine, CA
C4l Academy
Independent school · Grades 9–12
1,237 students
Irvine, CA
B-Overall grade1,237 students
2026 lists
Largest Private Schools in Irvine, CA
The private schools in Irvine, CA with the most students. Top 21 of 21 schools.
#2 Largest Private Schools in Irvine, CA
Crean Lutheran High School
Lutheran (Missouri Synod) school · Grades 9–12
1,092 students
Irvine, CA
B+Overall grade1,092 students15 students per teacher
#3 Largest Private Schools in Irvine, CA
TVT Community Day School
Jewish day school · Grades Pre-K–12
805 students
Irvine, CA
A+Overall grade805 students9 students per teacher
#4 Largest Private Schools in Irvine, CA
New Horizon Elementary School - Irvine
Islamic school · Grades K–8
417 students
Irvine, CA
A+Overall grade417 students11 students per teacher
#5 Largest Private Schools in Irvine, CA
New Horizon School Irvine
Islamic school · Grades Pre-K–8
349 students
Irvine, CA
AOverall grade349 students10 students per teacher
#6 Largest Private Schools in Irvine, CA
Pacific Academy
Independent school · Grades K–12
223 students
Irvine, CA
B+Overall grade223 students9 students per teacher
#7 Largest Private Schools in Irvine, CA
Franklin Academy
Independent school · Grades 9–12
88 students
Irvine, CA
BOverall grade88 students7 students per teacher
#8 Largest Private Schools in Irvine, CA
Blair Academy
Alternative school · Grades K–7
65 students
Irvine, CA
BOverall grade65 students14 students per teacher
#9 Largest Private Schools in Irvine, CA
Village Montessori School of Irvine
Montessori school · Grades Pre-K–3
65 students
Irvine, CA
AOverall grade65 students5 students per teacher
#10 Largest Private Schools in Irvine, CA
Mardan School
Special education school · Grades 1–12
62 students
Irvine, CA
A+Overall grade62 students6 students per teacher
#11 Largest Private Schools in Irvine, CA
Irvine Montessori School
Montessori school · Grades Pre-K–K
62 students
Irvine, CA
B+Overall grade62 students
#12 Largest Private Schools in Irvine, CA
The Craig School
Special education school · Grades 3–8
54 students
Irvine, CA
BOverall grade54 students14 students per teacher
#13 Largest Private Schools in Irvine, CA
Fusion Academy Newport Beach
Independent school · Grades 6–12
50 students
Irvine, CA
AOverall grade50 students4 students per teacher
#14 Largest Private Schools in Irvine, CA
Bethel Classical Academy
Christian school (nondenominational) · Grades K–7
41 students
Irvine, CA
AOverall grade41 students6 students per teacher
#15 Largest Private Schools in Irvine, CA
Northwood Montessori of Irvine
Montessori school · Grades Pre-K–K
30 students
Irvine, CA
B+Overall grade30 students15 students per teacher
#16 Largest Private Schools in Irvine, CA
Turtle Rock Preschool & Kindergarten
Early childhood program · Grades Pre-K–K
27 students
Irvine, CA
B+Overall grade27 students14 students per teacher
#17 Largest Private Schools in Irvine, CA
University Montessori School
Montessori school · Grades Pre-K–K
25 students
Irvine, CA
B+Overall grade25 students12 students per teacher
#18 Largest Private Schools in Irvine, CA
Great Foundations Montessori
Early childhood program · Grades Pre-K–K
24 students
Irvine, CA
AOverall grade24 students2 students per teacher
#19 Largest Private Schools in Irvine, CA
Expanding Montessori
Montessori school · Kindergarten only
24 students
Irvine, CA
B+Overall grade24 students12 students per teacher
#20 Largest Private Schools in Irvine, CA
Westpark Montessori School of Irvine
Montessori school · Grades Pre-K–K
23 students
Irvine, CA
B+Overall grade23 students12 students per teacher
#21 Largest Private Schools in Irvine, CA
Milestones Montessori of Irvine
Montessori school · Grades K–2
21 students
Irvine, CA
B+Overall grade21 students21 students per teacher
From official public records, updated October 2026.