#1 Largest Private Schools in Stockton, CA
St. Mary's High School
Diocesan school · Grades 9–12
840 students
Stockton, CA
A+Overall grade840 students14 students per teacher
2026 lists
Largest Private Schools in Stockton, CA
The private schools in Stockton, CA with the most students. Top 10 of 10 schools.
#2 Largest Private Schools in Stockton, CA
St. Marys High School
Diocesan school · Grades 9–12
836 students
Stockton, CA
BOverall grade836 students15 students per teacher
#3 Largest Private Schools in Stockton, CA
Presentation Parish School
Diocesan school · Grades K–8
269 students
Stockton, CA
B+Overall grade269 students21 students per teacher
#4 Largest Private Schools in Stockton, CA
Cathedral of the Annunciation School
Parish school · Grades K–8
236 students
Stockton, CA
A+Overall grade236 students11 students per teacher
#5 Largest Private Schools in Stockton, CA
St. Luke School
Diocesan school · Grades K–8
229 students
Stockton, CA
B+Overall grade229 students18 students per teacher
#6 Largest Private Schools in Stockton, CA
Stockton Christian Academy
Pentecostal school · Grades Pre-K–12
184 students
Stockton, CA
A+Overall grade184 students9 students per teacher
#7 Largest Private Schools in Stockton, CA
All Saints Academy of Stockton
Diocesan school · Grades K–8
101 students
Stockton, CA
A+Overall grade101 students10 students per teacher
#8 Largest Private Schools in Stockton, CA
Stockton Accelerated Institute
Other religious · Montessori · Grades K–12
54 students
Stockton, CA
AOverall grade54 students5 students per teacher
#9 Largest Private Schools in Stockton, CA
Apostolic Christian Academy
Pentecostal school · Grades 1–12
37 students
Stockton, CA
AOverall grade37 students9 students per teacher
#10 Largest Private Schools in Stockton, CA
Brookside Christian School
Early childhood program · Grades Pre-K–K
24 students
Stockton, CA
B+Overall grade24 students12 students per teacher
From official public records, updated October 2026.