#1 Most Diverse Private Schools in Sullivan County, NH
Kimball Union Academy
Independent school · Grades 9–12
Largest group: 73% of students
Meriden, NH
BOverall grade338 students8 students per teacher
2026 lists
Most Diverse Private Schools in Sullivan County, NH
Private schools in Sullivan County, NH with the most varied mix of students. Top 5 of 5 schools.
#2 Most Diverse Private Schools in Sullivan County, NH
Newport Montessori School
Montessori school · Grades Pre-K–8
Largest group: 95% of students
Newport, NH
B+Overall grade85 students8 students per teacher
#3 Most Diverse Private Schools in Sullivan County, NH
Mount Royal Academy
Independent Catholic school · Grades Pre-K–12
Largest group: 96% of students
Sunapee, NH
A+Overall grade179 students6 students per teacher
#4 Most Diverse Private Schools in Sullivan County, NH
Claremont Christian Academy
Baptist school · Grades Pre-K–12
Largest group: 98% of students
Claremont, NH
B+Overall grade132 students6 students per teacher
#5 Most Diverse Private Schools in Sullivan County, NH
Claremont Christian Academy
Baptist school · Grades K–12
Largest group: 99% of students
Claremont, NH
BOverall grade130 students6 students per teacher
From official public records, updated October 2026.