#1 Largest Private Schools in Santa Ana, CA
Calvary Christian School
Christian school (nondenominational) · Grades Pre-K–8
320 students
Santa Ana, CA
AOverall grade320 students14 students per teacher
2026 lists
Largest Private Schools in Santa Ana, CA
The private schools in Santa Ana, CA with the most students. Top 9 of 9 schools.
#2 Largest Private Schools in Santa Ana, CA
St. Joseph Elementary School
Diocesan school · Grades K–8
232 students
Santa Ana, CA
BOverall grade232 students18 students per teacher
#3 Largest Private Schools in Santa Ana, CA
St. Anne School
Diocesan school · Grades Pre-K–8
211 students
Santa Ana, CA
BOverall grade211 students18 students per teacher
#4 Largest Private Schools in Santa Ana, CA
St. Barbara School
Parish school · Grades Pre-K–8
178 students
Santa Ana, CA
A+Overall grade178 students12 students per teacher
#5 Largest Private Schools in Santa Ana, CA
Ari Guiragos Minassian Armenian School
Independent school · Grades K–6
94 students
Santa Ana, CA
BOverall grade94 students9 students per teacher
#6 Largest Private Schools in Santa Ana, CA
Irvine Hebrew Day School
Jewish day school · Grades K–8
91 students
Santa Ana, CA
BOverall grade91 students6 students per teacher
#7 Largest Private Schools in Santa Ana, CA
Bethel Baptist School
Baptist school · Grades Pre-K–12
72 students
Santa Ana, CA
A-Overall grade72 students9 students per teacher
#8 Largest Private Schools in Santa Ana, CA
The Open School
Independent school · Grades 1–12
70 students
Santa Ana, CA
BOverall grade70 students14 students per teacher
#9 Largest Private Schools in Santa Ana, CA
Sunflower Perschool & Kindergarten.
Independent school · Grades Pre-K–6
22 students
Santa Ana, CA
B+Overall grade22 students16 students per teacher
From official public records, updated October 2026.