#1 Best All-Boys Schools in Wisconsin
St. Lawrence Seminary High School
Independent Catholic school · Grades 9–12
The only Catholic school in Mount Calvary
Mount Calvary, WI
A+Overall gradeAll boys136 students7 students per teacher
2026 lists
Best All-Boys Schools in Wisconsin
The highest-graded schools of this kind in Wisconsin. Top 5 of 5 schools.
#2 Best All-Boys Schools in Wisconsin
Marquette University High School
Independent Catholic school · Grades 9–12
99% of graduates go to four-year colleges
Milwaukee, WI
B+Overall gradeAll boys893 students15 students per teacher
#3 Best All-Boys Schools in Wisconsin
Wisconsin Institute for Torah Study
Jewish day school · Grades 9–12
100% of graduates go to four-year colleges
Milwaukee, WI
BOverall gradeAll boys107 students31 students per teacher
#4 Best All-Boys Schools in Wisconsin
Oaklawn Academy
Independent Catholic school · Grades 6–9
Serving families in Edgerton since at least 2011
Edgerton, WI
BOverall gradeAll boys87 students15 students per teacher
#5 Best All-Boys Schools in Wisconsin
Kingdom Prep Lutheran High School
Lutheran (Wisconsin Synod) school · Grades 9–12
The only all-boys school in Wauwatosa
Wauwatosa, WI
B-Overall gradeAll boys218 students11 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.