#1 Most Diverse Private Schools in New Hampshire
Phillips Exeter Academy
Independent school · Grades 9–12
Largest group: 32% of students
Exeter, NH
A+Overall grade1,055 students6 students per teacher
2026 lists
Most Diverse Private Schools in New Hampshire
Private schools in New Hampshire with the most varied mix of students. Top 50 of 58 schools.
#2 Most Diverse Private Schools in New Hampshire
Cardigan Mountain School
Independent school · Grades 6–9
Largest group: 41% of students
Canaan, NH
A+Overall gradeAll boys231 students4 students per teacher
#3 Most Diverse Private Schools in New Hampshire
Cardinal Lacroix Academy
Parish school · Grades Pre-K–6
Largest group: 45% of students
Manchester, NH
AOverall grade98 students12 students per teacher
#4 Most Diverse Private Schools in New Hampshire
St. Pauls School
Episcopal school · Grades 9–12
Largest group: 63% of students
Concord, NH
A+Overall grade548 students9 students per teacher
#5 Most Diverse Private Schools in New Hampshire
World Academy
Independent school · Grades K–8
Largest group: 65% of students
Nashua, NH
B-Overall grade309 students11 students per teacher
#6 Most Diverse Private Schools in New Hampshire
New Hampton School
Independent school · Grades 9–12
Largest group: 67% of students
New Hampton, NH
A+Overall grade315 students5 students per teacher
#7 Most Diverse Private Schools in New Hampshire
Busche Academy
Independent school · Grades 9–12
Largest group: 67% of students
Chester, NH
BOverall grade120 students15 students per teacher
#8 Most Diverse Private Schools in New Hampshire
North End Montessori School
Montessori school · Grades Pre-K–4
Largest group: 68% of students
Manchester, NH
AOverall grade56 students4 students per teacher
#9 Most Diverse Private Schools in New Hampshire
Dublin School
Independent school · Grades 9–12
Largest group: 69% of students
Dublin, NH
A+Overall grade169 students6 students per teacher
#10 Most Diverse Private Schools in New Hampshire
White Mountain School
Episcopal school · Grades 9–12
Largest group: 69% of students
Bethlehem, NH
A+Overall grade78 students3 students per teacher
#11 Most Diverse Private Schools in New Hampshire
New England School of the Arts
Independent school · Grades 9–12
Largest group: 71% of students
Lebanon, NH
B-Overall grade139 students32 students per teacher
#12 Most Diverse Private Schools in New Hampshire
Tri-City Christian Academy
Calvinist school · Grades Pre-K–12
Largest group: 72% of students
Somersworth, NH
BOverall grade167 students10 students per teacher
#13 Most Diverse Private Schools in New Hampshire
Kimball Union Academy
Independent school · Grades 9–12
Largest group: 73% of students
Meriden, NH
BOverall grade338 students8 students per teacher
#14 Most Diverse Private Schools in New Hampshire
Crossroads Academy
Independent school · Grades K–8
Largest group: 73% of students
Lyme, NH
A+Overall grade114 students7 students per teacher
#15 Most Diverse Private Schools in New Hampshire
St. Benedict Academy
Diocesan school · Grades Pre-K–6
Largest group: 74% of students
Manchester, NH
AOverall grade128 students10 students per teacher
#16 Most Diverse Private Schools in New Hampshire
Mt. St. Mary Academy
Independent Catholic school · Grades Pre-K–6
Largest group: 74% of students
Manchester, NH
B+Overall grade114 students15 students per teacher
#17 Most Diverse Private Schools in New Hampshire
St. Joseph Regional Jr. High School
Independent Catholic school · Grades 7–8
Largest group: 74% of students
Manchester, NH
AOverall grade106 students11 students per teacher
#18 Most Diverse Private Schools in New Hampshire
Holy Family Academy
Independent Catholic school · Grades 7–12
Largest group: 76% of students
Manchester, NH
A+Overall grade108 students10 students per teacher
#19 Most Diverse Private Schools in New Hampshire
2nd Nature Academy
Independent school · Grades Pre-K–11
Largest group: 76% of students
Nashua, NH
AOverall grade80 students7 students per teacher
#20 Most Diverse Private Schools in New Hampshire
Tilton School
Independent school · Grades 9–12
Largest group: 78% of students
Tilton, NH
A-Overall grade175 students7 students per teacher
#21 Most Diverse Private Schools in New Hampshire
Proctor Academy
Independent school · Grades 9–12
Largest group: 81% of students
Andover, NH
A+Overall grade381 students5 students per teacher
#22 Most Diverse Private Schools in New Hampshire
High Mowing School
Independent school · Grades Pre-K–12
Largest group: 82% of students
Wilton, NH
B+Overall grade333 students11 students per teacher
#23 Most Diverse Private Schools in New Hampshire
61 South State St.
Diocesan school · Grades Pre-K–8
Largest group: 82% of students
Concord, NH
B-Overall grade173 students28 students per teacher
#24 Most Diverse Private Schools in New Hampshire
Hollis Montessori School
Montessori school · Grades Pre-K–8
Largest group: 82% of students
Hollis, NH
BOverall grade88 students10 students per teacher
From official public records, updated October 2026.