#1 Best Private Middle Schools in Marion County, IN
International School of Indiana
Independent school · Grades Pre-K–12
One of the 3 largest independent schools in Indiana
Indianapolis, IN
A+Overall grade423 students5 students per teacher
2026 lists
Best Private Middle Schools in Marion County, IN
Private schools in Marion County, IN with middle-school grades and the highest overall grades. Top 48 of 48 schools.
#2 Best Private Middle Schools in Marion County, IN
St. Joan of Arc
Parish school · Grades Pre-K–8
Smaller classes than 97% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade155 students7 students per teacher
#3 Best Private Middle Schools in Marion County, IN
The Oaks Academy
Christian school (nondenominational) · Grades Pre-K–8
Smaller classes than 81% of Christian schools in Indiana
Indianapolis, IN
A+Overall grade971 students8 students per teacher
#4 Best Private Middle Schools in Marion County, IN
Little Flower Catholic School
Parish school · Grades Pre-K–8
One of the most diverse private schools in Indiana
Indianapolis, IN
A+Overall grade353 students12 students per teacher
#5 Best Private Middle Schools in Marion County, IN
The Orchard School
Montessori school · Grades Pre-K–8
The largest of 24 Montessori schools in Indiana
Indianapolis, IN
A+Overall grade444 students5 students per teacher
#6 Best Private Middle Schools in Marion County, IN
St. Roch Catholic School
Diocesan school · Grades K–8
Smaller classes than 89% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade256 students10 students per teacher
#7 Best Private Middle Schools in Marion County, IN
St. Michael-St.. Gabriel Archangels Catholic Eleme
Independent Catholic school · Grades Pre-K–8
Smaller classes than 74% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade295 students11 students per teacher
#8 Best Private Middle Schools in Marion County, IN
St. Monica Catholic School
Parish school · Grades Pre-K–8
Smaller classes than 83% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade322 students10 students per teacher
#9 Best Private Middle Schools in Marion County, IN
St. Richard's Episcopal School
Episcopal school · Grades Pre-K–8
Smaller classes than 72% of Christian schools in Indiana
Indianapolis, IN
A+Overall grade258 students9 students per teacher
#10 Best Private Middle Schools in Marion County, IN
St. Lawrence Catholic School
Diocesan school · Grades Pre-K–8
Smaller classes than 66% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade196 students12 students per teacher
#11 Best Private Middle Schools in Marion County, IN
Sycamore School
Independent school · Grades Pre-K–8
One of the 3 largest independent schools in Indiana
Indianapolis, IN
A+Overall grade366 students7 students per teacher
#12 Best Private Middle Schools in Marion County, IN
Cornerstone Baptist Academy
Baptist school · Grades Pre-K–12
Smaller classes than 77% of Christian schools in Indiana
Indianapolis, IN
A+Overall grade79 students7 students per teacher
#13 Best Private Middle Schools in Marion County, IN
Central Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
Serving families in Indianapolis since at least 2011
Indianapolis, IN
A+Overall grade204 students10 students per teacher
#14 Best Private Middle Schools in Marion County, IN
St. Barnabas School
Parish school · Grades Pre-K–8
Smaller classes than 63% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade450 students12 students per teacher
#15 Best Private Middle Schools in Marion County, IN
St. Matthew Catholic School
Parish school · Grades Pre-K–8
Serving families in Indianapolis since at least 2011
Indianapolis, IN
A+Overall grade320 students12 students per teacher
#16 Best Private Middle Schools in Marion County, IN
St. Thomas Aquinas School
Parish school · Grades K–8
Smaller classes than 77% of Catholic schools in Indiana
Indianapolis, IN
A+Overall grade216 students11 students per teacher
#17 Best Private Middle Schools in Marion County, IN
School of Knowledge
Islamic school · Grades Pre-K–12
One of the 3 largest private schools in Indiana
Indianapolis, IN
A+Overall grade422 students10 students per teacher
#18 Best Private Middle Schools in Marion County, IN
Cathedral High School
Parish school · Grades Pre-K–12
The largest of 160 Catholic schools in Indiana
Indianapolis, IN
A+Overall grade1,171 students13 students per teacher
#19 Best Private Middle Schools in Marion County, IN
Hasten Hebrew Academy of Indianapolis
Jewish day school · Grades Pre-K–8
The only Jewish school in Indianapolis
Indianapolis, IN
A+Overall grade66 students3 students per teacher
#20 Best Private Middle Schools in Marion County, IN
Lumen Christi Catholic School
Independent Catholic school · Grades Pre-K–12
Smaller classes than 80% of Catholic schools nationwide
Indianapolis, IN
AOverall grade131 students7 students per teacher
#21 Best Private Middle Schools in Marion County, IN
Legacy Learning Center
Independent school · Grades Pre-K–12
100% of graduates go to four-year colleges
Indianapolis, IN
AOverall grade271 students10 students per teacher
#22 Best Private Middle Schools in Marion County, IN
Crosspointe Christian Academy
Baptist school · Grades Pre-K–12
90% of graduates go to four-year colleges
Indianapolis, IN
AOverall grade268 students12 students per teacher
#23 Best Private Middle Schools in Marion County, IN
Holy Name Catholic School
Parish school · Grades Pre-K–8
Serving families in Beech Grove since at least 2011
Beech Grove, IN
AOverall grade227 students13 students per teacher
#24 Best Private Middle Schools in Marion County, IN
Heritage Christian School
Christian school (nondenominational) · Grades Pre-K–12
The largest of 207 Christian schools in Indiana
Indianapolis, IN
A-Overall grade1,476 students12 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.