#1 Largest Private Schools in Indiana
Heritage Christian School
Christian school (nondenominational) · Grades Pre-K–12
1,476 students
Indianapolis, IN
A-Overall grade1,476 students12 students per teacher
2026 lists
Largest Private Schools in Indiana
The private schools in Indiana with the most students. Top 50 of 527 schools.
#2 Largest Private Schools in Indiana
Cathedral High School
Parish school · Grades Pre-K–12
1,171 students
Indianapolis, IN
A+Overall grade1,171 students13 students per teacher
#3 Largest Private Schools in Indiana
Blackhawk Christian School
Christian school (nondenominational) · Grades Pre-K–12
1,145 students
Fort Wayne, IN
B-Overall grade1,145 students19 students per teacher
#4 Largest Private Schools in Indiana
Roncalli High School
Diocesan school · Grades 9–12
1,082 students
Indianapolis, IN
BOverall grade1,082 students14 students per teacher
#5 Largest Private Schools in Indiana
Evansville Christian School
Christian school (nondenominational) · Grades Pre-K–12
1,006 students
Newburgh, IN
AOverall grade1,006 students10 students per teacher
#6 Largest Private Schools in Indiana
The Oaks Academy
Christian school (nondenominational) · Grades Pre-K–8
971 students
Indianapolis, IN
A+Overall grade971 students8 students per teacher
#7 Largest Private Schools in Indiana
Park Tudor School
Alternative school · Grades Pre-K–12
956 students
Indianapolis, IN
B+Overall grade956 students10 students per teacher
#8 Largest Private Schools in Indiana
Bishop Dwenger High School
Diocesan school · Grades 9–12
917 students
Fort Wayne, IN
B-Overall grade917 students16 students per teacher
#9 Largest Private Schools in Indiana
St. Joseph High School
Diocesan school · Grades 9–12
849 students
South Bend, IN
B+Overall grade849 students16 students per teacher
#10 Largest Private Schools in Indiana
Crown Point Christian School
Christian school (nondenominational) · Grades Pre-K–8
837 students
Saint John, IN
B-Overall grade837 students16 students per teacher
#11 Largest Private Schools in Indiana
Brebeuf Jesuit Preparatory School
Independent Catholic school · Grades 9–12
829 students
Indianapolis, IN
A+Overall grade829 students11 students per teacher
#12 Largest Private Schools in Indiana
St. Theodore Guerin High School
Diocesan school · Grades 9–12
800 students
Noblesville, IN
B+Overall grade800 students14 students per teacher
#13 Largest Private Schools in Indiana
Faith Christian School
Christian school (nondenominational) · Grades Pre-K–12
795 students
Lafayette, IN
BOverall grade795 students15 students per teacher
#14 Largest Private Schools in Indiana
St. Vincent De Paul School
Diocesan school · Grades K–8
774 students
Fort Wayne, IN
BOverall grade774 students17 students per teacher
#15 Largest Private Schools in Indiana
St. Charles Borromeo School
Diocesan school · Grades Pre-K–8
759 students
Fort Wayne, IN
B-Overall grade759 students24 students per teacher
#16 Largest Private Schools in Indiana
Greenwood Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
749 students
Greenwood, IN
BOverall grade749 students14 students per teacher
#17 Largest Private Schools in Indiana
Marian High School
Diocesan school · Grades 9–12
735 students
Mishawaka, IN
AOverall grade735 students13 students per teacher
#18 Largest Private Schools in Indiana
Our Lady of Mount Carmel
Parish school · Grades K–8
654 students
Carmel, IN
A-Overall grade654 students12 students per teacher
#19 Largest Private Schools in Indiana
Crossing National
Christian school (nondenominational) · Grades 9–12
630 students
Elkhart, IN
BOverall grade630 students12 students per teacher
#20 Largest Private Schools in Indiana
Concordia Lutheran High School
Lutheran (Missouri Synod) school · Grades 9–12
624 students
Fort Wayne, IN
A+Overall grade624 students13 students per teacher
#21 Largest Private Schools in Indiana
Reitz Memorial High School
Diocesan school · Grades 9–12
603 students
Evansville, IN
B+Overall grade603 students15 students per teacher
#22 Largest Private Schools in Indiana
Suburban Christian School
Baptist school · Grades Pre-K–12
600 students
Indianapolis, IN
B-Overall grade600 students18 students per teacher
#23 Largest Private Schools in Indiana
St. Simon the Apostle School
Diocesan school · Grades Pre-K–8
592 students
Indianapolis, IN
B+Overall grade592 students14 students per teacher
#24 Largest Private Schools in Indiana
Cardinal Ritter High School
Diocesan school · Grades 7–12
585 students
Indianapolis, IN
B+Overall grade585 students14 students per teacher
From official public records, updated October 2026.