#1 Best All-Boys Schools in California
St. Catherine's Academy
Independent Catholic school · Grades K–8
Smaller classes than 98% of Catholic schools in California
Anaheim, CA
A+Overall gradeAll boys140 students7 students per teacher
2026 lists
Best All-Boys Schools in California
The highest-graded schools of this kind in California. Top 27 of 27 schools.
#2 Best All-Boys Schools in California
St. Augustine High School
Independent Catholic school · Grades 9–12
Smaller classes than 72% of Catholic schools in California
San Diego, CA
A+Overall gradeAll boys729 students11 students per teacher
#3 Best All-Boys Schools in California
Cathedral School for Boys
Episcopal school · Grades K–8
Smaller classes than 88% of Christian schools in California
San Francisco, CA
A+Overall gradeAll boys256 students6 students per teacher
#4 Best All-Boys Schools in California
Town School for Boys
Independent school · Grades K–8
Smaller classes than 75% of independent schools in California
San Francisco, CA
A+Overall gradeAll boys416 students6 students per teacher
#5 Best All-Boys Schools in California
Jesuit High School
Independent Catholic school · Grades 9–12
The only all-boys school in Carmichael
Carmichael, CA
A+Overall gradeAll boys917 students11 students per teacher
#6 Best All-Boys Schools in California
St. John Bosco
Independent Catholic school · Grades 9–12
The only all-boys school in Bellflower
Bellflower, CA
A+Overall gradeAll boys800 students12 students per teacher
#7 Best All-Boys Schools in California
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
#8 Best All-Boys Schools in California
Verbum Dei Jesuit High School
Independent Catholic school · Grades 9–12
Smaller classes than 71% of Catholic schools in California
Los Angeles, CA
A+Overall gradeAll boys302 students12 students per teacher
#9 Best All-Boys Schools in California
Crespi Carmelite High School
Independent Catholic school · Grades 9–12
The only all-boys school in Encino
Encino, CA
A+Overall gradeAll boys452 students14 students per teacher
#10 Best All-Boys Schools in California
St. Francis High School
Independent Catholic school · Grades 9–12
The only all-boys school in La Canada Flintridge
La Canada Flintridge, CA
A+Overall gradeAll boys607 students14 students per teacher
#11 Best All-Boys Schools in California
Servite High School
Independent Catholic school · Grades 9–12
The largest Catholic school in Anaheim
Anaheim, CA
A+Overall gradeAll boys731 students16 students per teacher
#12 Best All-Boys Schools in California
De La Salle Academy
Independent Catholic school · Grades 5–8
Smaller classes than 76% of Catholic schools in California
Concord, CA
AOverall gradeAll boys68 students13 students per teacher
#13 Best All-Boys Schools in California
Bellarmine College Preparatory
Independent Catholic school · Grades 9–12
The only all-boys school in San Jose
San Jose, CA
B+Overall gradeAll boys1,664 students18 students per teacher
#14 Best All-Boys Schools in California
Junipero Serra High School
Diocesan school · Grades 9–12
Serving families in San Mateo since at least 2011
San Mateo, CA
BOverall gradeAll boys859 students18 students per teacher
#15 Best All-Boys Schools in California
Palma School
Independent Catholic school · Grades 6–12
The only all-boys school in Salinas
Salinas, CA
BOverall gradeAll boys487 students16 students per teacher
#16 Best All-Boys Schools in California
Mesivta of Greater Los Angeles
Jewish day school · Grades 9–12
The only Jewish school in Calabasas
Calabasas, CA
BOverall gradeAll boys74 students8 students per teacher
#17 Best All-Boys Schools in California
Army & Navy Academy
Independent school · Grades 7–12
The only independent school in Carlsbad
Carlsbad, CA
BOverall gradeAll boys258 students8 students per teacher
#18 Best All-Boys Schools in California
Yeshiva Ohr Elchonon Chabad - West Coast
Jewish day school · Grades 9–11
Serving families in Los Angeles since at least 2011
Los Angeles, CA
BOverall gradeAll boys63 students13 students per teacher
#19 Best All-Boys Schools in California
Mesivta Birkas Yitzchok
Jewish day school · Grades 9–12
Small classes: about 6 students per teacher
Los Angeles, CA
BOverall gradeAll boys74 students6 students per teacher
#20 Best All-Boys Schools in California
Jserra Catholic High School
Diocesan school · Grades 9–12
The largest Catholic school in San Mateo
San Mateo, CA
BOverall gradeAll boys863 students17 students per teacher
#21 Best All-Boys Schools in California
Yeshiva University of Los Angeles Yulu Boys
Jewish day school · Grades 9–12
85% of graduates go to four-year colleges
Los Angeles, CA
B-Overall gradeAll boys244 students7 students per teacher
#22 Best All-Boys Schools in California
Cheder Menachem
Jewish day school · Grades K–8
Growing: enrollment up 28% since 2011–12
Los Angeles, CA
B-Overall gradeAll boys394 students12 students per teacher
#23 Best All-Boys Schools in California
Yeshiva Rav Isacsohn Toras Emes Acad Boys Jr. High
Jewish day school · Grades 6–8
One of 26 Jewish day schools in Los Angeles
Los Angeles, CA
B-Overall gradeAll boys114 students19 students per teacher
#24 Best All-Boys Schools in California
Cathedral High School
Independent Catholic school · Grades 9–12
One of 50 Catholic schools in Los Angeles
Los Angeles, CA
B-Overall gradeAll boys645 students19 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.