#1 Private Schools with the Smallest Classes in Concord, CA
The Concordia School
Montessori school · Grades Pre-K–6
3.5 students per teacher
Concord, CA
A+Overall grade50 students4 students per teacher
2026 lists
Private Schools with the Smallest Classes in Concord, CA
Private schools in Concord, CA with the fewest students per teacher (not counting preschools and special education schools). Top 12 of 12 schools.
#2 Private Schools with the Smallest Classes in Concord, CA
Calvary Christian
Christian school (nondenominational) · Grades 1–12
6.4 students per teacher
Concord, CA
A+Overall grade56 students6 students per teacher
#3 Private Schools with the Smallest Classes in Concord, CA
Carondelet High School
Independent Catholic school · Grades 9–12
8 students per teacher
Concord, CA
A+Overall gradeAll girls834 students8 students per teacher
#4 Private Schools with the Smallest Classes in Concord, CA
St. Agnes Elementary School
Parish school · Grades K–8
10.3 students per teacher
Concord, CA
A+Overall grade261 students10 students per teacher
#5 Private Schools with the Smallest Classes in Concord, CA
Ygnacio Valley Christian School
Christian school (nondenominational) · Grades Pre-K–8
12.4 students per teacher
Concord, CA
AOverall grade122 students12 students per teacher
#6 Private Schools with the Smallest Classes in Concord, CA
Wood Rose Academy
Independent Catholic school · Grades K–8
12.5 students per teacher
Concord, CA
A+Overall grade110 students13 students per teacher
#7 Private Schools with the Smallest Classes in Concord, CA
De La Salle High School
Independent Catholic school · Grades 9–12
12.6 students per teacher
Concord, CA
A+Overall gradeAll boys1,042 students13 students per teacher
#8 Private Schools with the Smallest Classes in Concord, CA
De La Salle Academy
Independent Catholic school · Grades 5–8
12.8 students per teacher
Concord, CA
AOverall gradeAll boys68 students13 students per teacher
#9 Private Schools with the Smallest Classes in Concord, CA
Kings Valley Christian School
Christian school (nondenominational) · Grades Pre-K–8
15 students per teacher
Concord, CA
AOverall grade361 students15 students per teacher
#10 Private Schools with the Smallest Classes in Concord, CA
St. Francis of Assisi
Diocesan school · Grades K–8
16.9 students per teacher
Concord, CA
A+Overall grade300 students17 students per teacher
#11 Private Schools with the Smallest Classes in Concord, CA
Bay Christian School
Assembly of God school · Grades Pre-K–8
18.9 students per teacher
Concord, CA
BOverall grade255 students19 students per teacher
#12 Private Schools with the Smallest Classes in Concord, CA
Queen of All Saints School
Diocesan school · Grades Pre-K–8
20.8 students per teacher
Concord, CA
B+Overall grade287 students21 students per teacher
From official public records, updated October 2026.