#1 Largest Private Schools in Eau Claire, WI
Regis Catholic Schools
Diocesan school · Grades Pre-K–12
768 students
Eau Claire, WI
B-Overall grade768 students14 students per teacher
2026 lists
Largest Private Schools in Eau Claire, WI
The private schools in Eau Claire, WI with the most students. Top 8 of 8 schools.
#2 Largest Private Schools in Eau Claire, WI
Regis High & Middle School
Diocesan school · Grades 6–12
376 students
Eau Claire, WI
B-Overall grade376 students14 students per teacher
#3 Largest Private Schools in Eau Claire, WI
Immaculate Conception Elementary School
Diocesan school · Grades K–5
229 students
Eau Claire, WI
BOverall grade229 students12 students per teacher
#4 Largest Private Schools in Eau Claire, WI
Messiah Lutheran School
Lutheran school · Grades Pre-K–8
123 students
Eau Claire, WI
BOverall grade123 students15 students per teacher
#5 Largest Private Schools in Eau Claire, WI
St. Mark Lutheran School
Lutheran (Wisconsin Synod) school · Grades K–8
121 students
Eau Claire, WI
B+Overall grade121 students13 students per teacher
#6 Largest Private Schools in Eau Claire, WI
Immanuel Lutheran High School
Lutheran school · Grades 9–12
107 students
Eau Claire, WI
B+Overall grade107 students8 students per teacher
#7 Largest Private Schools in Eau Claire, WI
St. James Elementary
Diocesan school · Grades Pre-K–5
67 students
Eau Claire, WI
B+Overall grade67 students8 students per teacher
#8 Largest Private Schools in Eau Claire, WI
Eau Claire Academy
Special education school · Grades 1–12
28 students
Eau Claire, WI
B+Overall grade28 students7 students per teacher
From official public records, updated October 2026.