St. Louis University High School
Independent Catholic school · Grades 9–12
One of the 3 largest Catholic schools in Missouri
Saint Louis, MO
AOverall gradeAll boys1,036 students12 students per teacher
All-boys schools in Missouri
Schools for boys only. 14 schools listed.
Largest all-boys schools
Rockhurst High School
Independent Catholic school · Grades 9–12
The only all-boys school in Kansas City
Kansas City, MO
BOverall gradeAll boys888 students13 students per teacher
Chaminade College Preparatory School
Independent Catholic school · Grades 6–12
96% of graduates go to four-year colleges
Saint Louis, MO
B+Overall gradeAll boys872 students10 students per teacher
St. John Vianney High School
Independent Catholic school · Grades 9–12
The only all-boys school in Kirkwood
Kirkwood, MO
A-Overall gradeAll boys581 students12 students per teacher
St. Louis Priory School
Independent Catholic school · Grades 7–12
100% of graduates go to four-year colleges
Saint Louis, MO
A+Overall gradeAll boys299 students8 students per teacher
St. Mary's South Side Catholic High School
Independent Catholic school · Grades 9–12
Smaller classes than 74% of Catholic schools in Missouri
Saint Louis, MO
A+Overall gradeAll boys203 students9 students per teacher
Missouri Military Academy
Independent school · Grades 7–12
Small classes: about 6 students per teacher
Mexico, MO
A+Overall gradeAll boys182 students6 students per teacher
Loyola Academy of St. Louis
Independent Catholic school · Grades 4–8
Smaller classes than 80% of Catholic schools in Missouri
Saint Louis, MO
AOverall gradeAll boys77 students8 students per teacher
Missouri Torah Institute
Jewish day school · Grades 9–12
The only Jewish school in Chesterfield
Chesterfield, MO
BOverall gradeAll boys73 students7 students per teacher
Abm Ministries-Lighthouse Christian Academy
Christian school (nondenominational) · Grades 3–10
Serving families in Piedmont since at least 2011
Piedmont, MO
A-Overall gradeAll boys30 students10 students per teacher
Oltc Institute
Independent school · Grades 3–12
The only all-boys school in Florissant
Florissant, MO
AOverall gradeAll boys26 students4 students per teacher
Future Men High School
Christian school (nondenominational) · Grades 8–12
A Christian school in Kirbyville
Kirbyville, MO
A-Overall gradeAll boys21 students9 students per teacher
Anchor Academy
Baptist school · Grades 10–12
Smaller classes than 71% of Christian schools in Missouri
Vanduser, MO
A-Overall gradeAll boys13 students5 students per teacher
Luc Boys School
Christian school (nondenominational) · Grades 8–12
Smaller classes than 82% of Christian schools in Missouri
Lampe, MO
AOverall gradeAll boys9 students4 students per teacher
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