#1 Largest Private Schools in Marshfield, WI
Our Lady of Peace Intermediate School
Parish school · Grades 1–12
506 students
Marshfield, WI
A-Overall grade506 students9 students per teacher
2026 lists
Largest Private Schools in Marshfield, WI
The private schools in Marshfield, WI with the most students. Top 5 of 5 schools.
#2 Largest Private Schools in Marshfield, WI
Columbus Catholic Middle & High School
Diocesan school · Grades 6–12
279 students
Marshfield, WI
A-Overall grade279 students9 students per teacher
#3 Largest Private Schools in Marshfield, WI
St. John Primary School
Diocesan school · Grades Pre-K–2
135 students
Marshfield, WI
A+Overall grade135 students6 students per teacher
#4 Largest Private Schools in Marshfield, WI
Immanuel Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
83 students
Marshfield, WI
AOverall grade83 students9 students per teacher
#5 Largest Private Schools in Marshfield, WI
Trinity Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
53 students
Marshfield, WI
B+Overall grade53 students13 students per teacher
From official public records, updated October 2026.