#1 Best Private Schools in the Diocese of Oakland
School of the Madeleine
Parish school · Grades K–8
Smaller classes than 95% of Catholic schools in California
Berkeley, CA
A+Overall grade255 students9 students per teacher
2026 lists
Best Private Schools in the Diocese of Oakland
Private schools in the Diocese of Oakland with the highest overall grades. Top 44 of 44 schools.
#2 Best Private Schools in the Diocese of Oakland
St. Agnes Elementary School
Parish school · Grades K–8
Smaller classes than 90% of Catholic schools in California
Concord, CA
A+Overall grade261 students10 students per teacher
#3 Best Private Schools in the Diocese of Oakland
Our Lady of Grace Catholic School
Diocesan school · Grades K–8
The only Catholic school in Castro Valley
Castro Valley, CA
A+Overall grade166 students10 students per teacher
#4 Best Private Schools in the Diocese of Oakland
Holy Spirit School
Diocesan school · Grades Pre-K–8
Smaller classes than 96% of Catholic schools in California
Fremont, CA
A+Overall grade266 students8 students per teacher
#5 Best Private Schools in the Diocese of Oakland
Holy Names High School
Independent Catholic school · Grades 9–12
Smaller classes than 92% of Catholic schools in California
Oakland, CA
A+Overall gradeAll girls121 students6 students per teacher
#6 Best Private Schools in the Diocese of Oakland
Carondelet High School
Independent Catholic school · Grades 9–12
The smallest classes of any Catholic school in Concord
Concord, CA
A+Overall gradeAll girls834 students8 students per teacher
#7 Best Private Schools in the Diocese of Oakland
St. Joseph Elementary School
Diocesan school · Grades Pre-K–8
The smallest classes of any Catholic school in Alameda
Alameda, CA
A+Overall grade313 students13 students per teacher
#8 Best Private Schools in the Diocese of Oakland
St. Patrick School
Diocesan school · Grades Pre-K–8
Smaller classes than 82% of Catholic schools in California
Rodeo, CA
A+Overall grade357 students12 students per teacher
#9 Best Private Schools in the Diocese of Oakland
St. Theresa School
Diocesan school · Grades K–8
Smaller classes than 82% of Catholic schools in California
Oakland, CA
A+Overall grade197 students12 students per teacher
#10 Best Private Schools in the Diocese of Oakland
Corpus Christi School
Parish school · Grades K–8
Smaller classes than 72% of Catholic schools in California
Piedmont, CA
A+Overall grade229 students14 students per teacher
#11 Best Private Schools in the Diocese of Oakland
Assumption School
Diocesan school · Grades K–8
Smaller classes than 67% of Catholic schools in California
San Leandro, CA
A+Overall grade247 students14 students per teacher
#12 Best Private Schools in the Diocese of Oakland
St. John Catholic School
Diocesan school · Grades K–8
The only Catholic school in San Lorenzo
San Lorenzo, CA
A+Overall grade168 students13 students per teacher
#13 Best Private Schools in the Diocese of Oakland
St. John the Baptist
Diocesan school · Grades Pre-K–8
The only Catholic school in El Cerrito
El Cerrito, CA
A+Overall grade148 students12 students per teacher
#14 Best Private Schools in the Diocese of Oakland
Moreau Catholic High School
Parish school · Grades 9–12
The smallest classes of any Catholic school in Hayward
Hayward, CA
A+Overall grade793 students13 students per teacher
#15 Best Private Schools in the Diocese of Oakland
St. Joseph School
Diocesan school · Grades Pre-K–8
Smaller classes than 70% of Catholic schools in California
Fremont, CA
A+Overall grade186 students14 students per teacher
#16 Best Private Schools in the Diocese of Oakland
St. Philip Neri School
Diocesan school · Grades Pre-K–8
Serving families in Alameda since at least 2011
Alameda, CA
A+Overall grade242 students15 students per teacher
#17 Best Private Schools in the Diocese of Oakland
Wood Rose Academy
Independent Catholic school · Grades K–8
Smaller classes than 77% of Catholic schools in California
Concord, CA
A+Overall grade110 students13 students per teacher
#18 Best Private Schools in the Diocese of Oakland
De La Salle High School
Independent Catholic school · Grades 9–12
The largest Catholic school in Concord
Concord, CA
A+Overall gradeAll boys1,042 students13 students per teacher
#19 Best Private Schools in the Diocese of Oakland
St. Edward Elementary School
Diocesan school · Grades K–8
The only Catholic school in Newark
Newark, CA
A+Overall grade226 students17 students per teacher
#20 Best Private Schools in the Diocese of Oakland
St. Francis of Assisi
Diocesan school · Grades K–8
Serving families in Concord since at least 2011
Concord, CA
A+Overall grade300 students17 students per teacher
#21 Best Private Schools in the Diocese of Oakland
St. Joseph Notre Dame High School
Diocesan school · Grades 8–12
The largest Catholic school in Alameda
Alameda, CA
A+Overall grade395 students13 students per teacher
#22 Best Private Schools in the Diocese of Oakland
Christ the King Catholic School
Diocesan school · Grades K–8
Serving families in Pleasant Hill since at least 2011
Pleasant Hill, CA
A+Overall grade322 students17 students per teacher
#23 Best Private Schools in the Diocese of Oakland
St. Catherine of Siena School
Diocesan school · Grades Pre-K–8
Serving families in Martinez since at least 2011
Martinez, CA
A+Overall grade143 students17 students per teacher
#24 Best Private Schools in the Diocese of Oakland
Bishop Odowd High School
Diocesan school · Grades 9–12
The largest Catholic school in Oakland
Oakland, CA
AOverall grade1,263 students16 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.