#1 Largest Private Schools in Sumner County, TN
Lighthouse Christian Academy
Christian school (nondenominational) · Grades K–12
4,039 students
Hendersonville, TN
B-Overall grade4,039 students
2026 lists
Largest Private Schools in Sumner County, TN
The private schools in Sumner County, TN with the most students. Top 7 of 7 schools.
#2 Largest Private Schools in Sumner County, TN
Pope John Paul II Preparatory School
Diocesan school · Grades 6–12
733 students
Hendersonville, TN
B+Overall grade733 students13 students per teacher
#3 Largest Private Schools in Sumner County, TN
Hendersonville Christian Academy
Baptist school · Grades Pre-K–12
169 students
Hendersonville, TN
B+Overall grade169 students8 students per teacher
#4 Largest Private Schools in Sumner County, TN
Highland Academy
Seventh-day Adventist school · Grades 9–12
131 students
Portland, TN
B+Overall grade131 students11 students per teacher
#5 Largest Private Schools in Sumner County, TN
Portland Montessori Academy
Christian (nondenominational) · Montessori · Grades Pre-K–8
116 students
Portland, TN
B-Overall grade116 students15 students per teacher
#6 Largest Private Schools in Sumner County, TN
St. John Vianney Catholic School
Diocesan school · Grades Pre-K–8
80 students
Gallatin, TN
A+Overall grade80 students5 students per teacher
#7 Largest Private Schools in Sumner County, TN
Hendresonville Montessori Academy
Montessori school · Grades Pre-K–7
20 students
Hendersonville, TN
B+Overall grade20 students7 students per teacher
From official public records, updated October 2026.