#1 Best Private Schools in Milwaukee County, WI
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
2026 lists
Best Private Schools in Milwaukee County, WI
Private schools in Milwaukee County, WI with the highest overall grades. Top 50 of 105 schools.
#2 Best Private Schools in Milwaukee County, WI
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
#3 Best Private Schools in Milwaukee County, WI
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
#4 Best Private Schools in Milwaukee County, WI
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
#5 Best Private Schools in Milwaukee County, WI
Milwaukee Montessori School
Montessori school · Grades Pre-K–8
The only Montessori school in Milwaukee
Milwaukee, WI
A+Overall grade206 students6 students per teacher
#6 Best Private Schools in Milwaukee County, WI
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
#7 Best Private Schools in Milwaukee County, WI
Milwaukee Jewish Day School
Jewish day school · Grades Pre-K–8
The smallest classes of any Jewish school in Milwaukee
Milwaukee, WI
A+Overall grade136 students5 students per teacher
#8 Best Private Schools in Milwaukee County, WI
Our Redeemer Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Smaller classes than 97% of Christian schools in Wisconsin
Wauwatosa, WI
A+Overall grade83 students6 students per teacher
#9 Best Private Schools in Milwaukee County, WI
Grace Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Smaller classes than 67% of Christian schools in Wisconsin
Oak Creek, WI
A+Overall grade91 students11 students per teacher
#10 Best Private Schools in Milwaukee County, WI
Mt. Lebanon Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Growing: enrollment up 23% since 2011–12
Milwaukee, WI
AOverall grade206 students12 students per teacher
#11 Best Private Schools in Milwaukee County, WI
Eastbrook Academy
Christian school (nondenominational) · Grades Pre-K–12
100% of graduates go to four-year colleges
Milwaukee, WI
AOverall grade384 students12 students per teacher
#12 Best Private Schools in Milwaukee County, WI
Grace Christian Academy
Christian school (nondenominational) · Grades K–12
One of the most diverse private schools in Wisconsin
West Allis, WI
AOverall grade177 students11 students per teacher
#13 Best Private Schools in Milwaukee County, WI
St. Eugene School
Parish school · Grades Pre-K–8
Serving families in Fox Point since at least 2011
Fox Point, WI
AOverall grade144 students10 students per teacher
#14 Best Private Schools in Milwaukee County, WI
St. Pauls Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Smaller classes than 74% of Christian schools in Wisconsin
Milwaukee, WI
AOverall grade124 students10 students per teacher
#15 Best Private Schools in Milwaukee County, WI
St. Joan Antida High School
Independent Catholic school · Grades 9–12
The smallest classes of any Catholic school in Milwaukee
Milwaukee, WI
AOverall gradeAll girls209 students8 students per teacher
#16 Best Private Schools in Milwaukee County, WI
Mt. Calvary Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Smaller classes than 75% of Christian schools in Wisconsin
Milwaukee, WI
AOverall grade172 students10 students per teacher
#17 Best Private Schools in Milwaukee County, WI
Salam School
Islamic school · Grades Pre-K–12
The largest of 55 private schools in Wisconsin
Milwaukee, WI
AOverall grade985 students9 students per teacher
#18 Best Private Schools in Milwaukee County, WI
Mary Queen of Saints Catholic Academy-Greenfield
Independent Catholic school · Grades K–8
The only Catholic school in West Allis
West Allis, WI
AOverall grade162 students13 students per teacher
#19 Best Private Schools in Milwaukee County, WI
Christ-St. Peter Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Growing: enrollment up 17% since 2011–12
Milwaukee, WI
AOverall grade236 students14 students per teacher
#20 Best Private Schools in Milwaukee County, WI
Guidance Academy
Islamic school · Grades Pre-K–12
One of the 3 largest private schools in Wisconsin
South Milwaukee, WI
AOverall grade267 students14 students per teacher
#21 Best Private Schools in Milwaukee County, WI
Our Father's Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Growing: enrollment up 34% since 2013–14
Greenfield, WI
AOverall grade82 students13 students per teacher
#22 Best Private Schools in Milwaukee County, WI
Mt. Olive Christian Day School
Lutheran (Missouri Synod) school · Grades Pre-K–8
One of 37 Christian schools in Milwaukee
Milwaukee, WI
AOverall grade155 students12 students per teacher
#23 Best Private Schools in Milwaukee County, WI
St. Paul Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
The only Christian school in Franklin
Franklin, WI
A-Overall grade102 students12 students per teacher
#24 Best Private Schools in Milwaukee County, WI
Zion Evangelical Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Smaller classes than 62% of Christian schools in Wisconsin
South Milwaukee, WI
A-Overall grade83 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.