#1 Most Diverse Private Schools in Manitowoc County, WI
Roncalli High School
Independent Catholic school · Grades 9–12
Largest group: 79% of students
Manitowoc, WI
B+Overall grade229 students11 students per teacher
2026 lists
Most Diverse Private Schools in Manitowoc County, WI
Private schools in Manitowoc County, WI with the most varied mix of students. Top 11 of 11 schools.
#2 Most Diverse Private Schools in Manitowoc County, WI
First German Evangelical Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 81% of students
Manitowoc, WI
A+Overall grade93 students10 students per teacher
#3 Most Diverse Private Schools in Manitowoc County, WI
Roncalli Middle School
Independent Catholic school · Grades 5–8
Largest group: 87% of students
Manitowoc, WI
B-Overall grade203 students13 students per teacher
#4 Most Diverse Private Schools in Manitowoc County, WI
Roncalli Elementary School
Diocesan school · Grades Pre-K–4
Largest group: 88% of students
Manitowoc, WI
BOverall grade241 students11 students per teacher
#5 Most Diverse Private Schools in Manitowoc County, WI
Immanuel Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 88% of students
Manitowoc, WI
BOverall grade122 students14 students per teacher
#6 Most Diverse Private Schools in Manitowoc County, WI
Manitowoc Lutheran High School
Lutheran (Wisconsin Synod) school · Grades 9–12
Largest group: 89% of students
Manitowoc, WI
B+Overall grade248 students9 students per teacher
#7 Most Diverse Private Schools in Manitowoc County, WI
Bethany Evangelical Lutheran School
Lutheran (Wisconsin Synod) school · Grades K–8
Largest group: 90% of students
Manitowoc, WI
B-Overall grade193 students16 students per teacher
#8 Most Diverse Private Schools in Manitowoc County, WI
Trinity Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 97% of students
Kiel, WI
B+Overall grade93 students13 students per teacher
#9 Most Diverse Private Schools in Manitowoc County, WI
St. Johns Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 97% of students
Manitowoc, WI
B+Overall grade72 students11 students per teacher
#10 Most Diverse Private Schools in Manitowoc County, WI
St. John-St. James Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 98% of students
Reedsville, WI
B+Overall grade56 students12 students per teacher
#11 Most Diverse Private Schools in Manitowoc County, WI
St. John's Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 100% of students
Two Rivers, WI
A-Overall grade71 students11 students per teacher
From official public records, updated October 2026.