#1 Private Schools with the Smallest Classes in Riverside, CA
Allegiant Christian School
Christian school (nondenominational) · Grades K–12
1.1 students per teacher
Riverside, CA
A+Overall grade71 students1 students per teacher
2026 lists
Private Schools with the Smallest Classes in Riverside, CA
Private schools in Riverside, CA with the fewest students per teacher (not counting preschools and special education schools). Top 9 of 9 schools.
#2 Private Schools with the Smallest Classes in Riverside, CA
St. Francis De Sales School
Diocesan school · Grades K–8
9.4 students per teacher
Riverside, CA
A+Overall grade121 students9 students per teacher
#3 Private Schools with the Smallest Classes in Riverside, CA
Islamic Academy of Riverside
Islamic school · Grades Pre-K–8
9.9 students per teacher
Riverside, CA
AOverall grade124 students10 students per teacher
#4 Private Schools with the Smallest Classes in Riverside, CA
Woodcrest Christian School System
Christian school (nondenominational) · Grades Pre-K–12
13.8 students per teacher
Riverside, CA
B+Overall grade1,186 students14 students per teacher
#5 Private Schools with the Smallest Classes in Riverside, CA
Notre Dame High School
Diocesan school · Grades 9–12
14.1 students per teacher
Riverside, CA
B+Overall grade350 students14 students per teacher
#6 Private Schools with the Smallest Classes in Riverside, CA
Riverside Montessori Academy
Montessori school · Grades Pre-K–4
14.8 students per teacher
Riverside, CA
B+Overall grade43 students15 students per teacher
#7 Private Schools with the Smallest Classes in Riverside, CA
St. Thomas the Apostle School
Diocesan school · Grades Pre-K–8
17.2 students per teacher
Riverside, CA
A+Overall grade138 students17 students per teacher
#8 Private Schools with the Smallest Classes in Riverside, CA
Bethel Christian Schools
Christian school (nondenominational) · Grades K–12
18.8 students per teacher
Riverside, CA
BOverall grade485 students19 students per teacher
#9 Private Schools with the Smallest Classes in Riverside, CA
St. Catherine of Alexandria School
Parish school · Grades K–8
19.5 students per teacher
Riverside, CA
BOverall grade332 students20 students per teacher
From official public records, updated October 2026.