#1 Best Private Schools in Wisconsin
Immaculate Heart of Mary Catholic School
Diocesan school · Grades Pre-K–8
Smaller classes than 89% of Catholic schools in Wisconsin
Monona, WI
A+Overall grade157 students6 students per teacher
2026 lists
Best Private Schools in Wisconsin
Private schools in Wisconsin with the highest overall grades. Top 50 of 457 schools.
#2 Best Private 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
#3 Best Private Schools in Wisconsin
Martin Luther High School
Lutheran (ELCA) school · Grades 9–12
One of the most diverse private schools in Wisconsin
Greendale, WI
A+Overall grade676 students11 students per teacher
#4 Best Private Schools in Wisconsin
Assumption Catholic Schools
Parish school · Grades Pre-K–12
The largest Catholic school in Wisconsin Rapids
Wisconsin Rapids, WI
A+Overall grade455 students9 students per teacher
#5 Best Private Schools in Wisconsin
Catholic Central High School
Parish school · Grades 9–12
Smaller classes than 76% of Catholic schools in Wisconsin
Burlington, WI
A+Overall grade129 students7 students per teacher
#6 Best Private Schools in Wisconsin
University Lake School
Independent school · Grades Pre-K–12
The only independent school in Hartland
Hartland, WI
A+Overall grade212 students5 students per teacher
#7 Best Private Schools in Wisconsin
St. Mary Catholic Middle School
Diocesan school · Grades Pre-K–12
The smallest classes of any Catholic school in Neenah
Neenah, WI
A+Overall grade850 students8 students per teacher
#8 Best Private Schools in Wisconsin
St. James School
Diocesan school · Grades Pre-K–8
The smallest classes of any Catholic school in Madison
Madison, WI
A+Overall grade95 students8 students per teacher
#9 Best Private Schools in Wisconsin
Divine Savior Holy Angels High School
Independent Catholic school · Grades 9–12
100% of graduates go to four-year colleges
Milwaukee, WI
A+Overall gradeAll girls633 students12 students per teacher
#10 Best Private Schools in Wisconsin
Badger State Baptist School
Baptist school · Grades Pre-K–12
One of the most diverse private schools in Wisconsin
Oak Creek, WI
A+Overall grade161 students9 students per teacher
#11 Best Private Schools in Wisconsin
Assumption High School
Independent Catholic school · Grades 9–12
The smallest classes of any Catholic school in Wisconsin Rapids
Wisconsin Rapids, WI
A+Overall grade145 students7 students per teacher
#12 Best Private Schools in Wisconsin
St. Joseph's Parish School
Diocesan school · Grades Pre-K–8
Smaller classes than 90% of Catholic schools in Wisconsin
Grafton, WI
A+Overall grade84 students6 students per teacher
#13 Best Private Schools in Wisconsin
St. Johns Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
The only Christian school in Glendale
Glendale, WI
A+Overall grade92 students10 students per teacher
#14 Best Private Schools in Wisconsin
Madison Community Montessori
Montessori school · Grades Pre-K–8
The only Montessori school in Middleton
Middleton, WI
A+Overall grade70 students4 students per teacher
#15 Best Private Schools in Wisconsin
St. Andrew Parish School
Parish school · Grades Pre-K–8
The only Catholic school in Delavan
Delavan, WI
A+Overall grade127 students10 students per teacher
#16 Best Private Schools in Wisconsin
Milwaukee Montessori School
Montessori school · Grades Pre-K–8
The only Montessori school in Milwaukee
Milwaukee, WI
A+Overall grade206 students6 students per teacher
#17 Best Private Schools in Wisconsin
St. Elizabeth Ann Seton Catholic School
Parish school · Grades Pre-K–8
Smaller classes than 97% of Catholic schools in Wisconsin
Sheboygan, WI
A+Overall grade67 students4 students per teacher
#18 Best Private Schools in Wisconsin
St. Paul's Evangelical Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Smaller classes than 86% of Christian schools in Wisconsin
Oconomowoc, WI
A+Overall grade111 students8 students per teacher
#19 Best Private Schools in Wisconsin
Sacred Heart Catholic School
Parish school · Grades Pre-K–8
The only Catholic school in Shawano
Shawano, WI
A+Overall grade91 students8 students per teacher
#20 Best Private Schools in Wisconsin
Bethlehem Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
The smallest classes of any Christian school in Sheboygan
Sheboygan, WI
A+Overall grade155 students11 students per teacher
#21 Best Private Schools in Wisconsin
Our Lady of the Assumption School
Parish school · Grades Pre-K–8
The only Catholic school in Beloit
Beloit, WI
A+Overall grade112 students9 students per teacher
#22 Best Private Schools in Wisconsin
St. John Primary School
Diocesan school · Grades Pre-K–2
The smallest classes of any Catholic school in Marshfield
Marshfield, WI
A+Overall grade135 students6 students per teacher
#23 Best Private Schools in Wisconsin
Green Bay Trinity Lutheran School
Lutheran (Missouri Synod) school · Grades K–8
Smaller classes than 75% of Christian schools in Wisconsin
Green Bay, WI
A+Overall grade147 students10 students per teacher
#24 Best Private Schools in Wisconsin
Dominican High School
Independent Catholic school · Grades 8–12
One of the most diverse private schools in Wisconsin
Milwaukee, WI
A+Overall grade336 students13 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.