#1 Best Boarding Schools in New Hampshire
Dublin School
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Dublin, NH
A+Overall grade169 students6 students per teacher
2026 lists
Best Boarding Schools in New Hampshire
The highest-graded schools of this kind in New Hampshire. Top 7 of 7 schools.
#2 Best Boarding Schools in New Hampshire
White Mountain School
Episcopal school · Grades 9–12
Smaller classes than 90% of Christian schools nationwide
Bethlehem, NH
A+Overall grade78 students3 students per teacher
#3 Best Boarding Schools in New Hampshire
Phillips Exeter Academy
Independent school · Grades 9–12
The largest of 29 independent schools in New Hampshire
Exeter, NH
A+Overall grade1,055 students6 students per teacher
#4 Best Boarding Schools in New Hampshire
St. Pauls School
Episcopal school · Grades 9–12
The largest of 29 Christian schools in New Hampshire
Concord, NH
A+Overall grade548 students9 students per teacher
#5 Best Boarding Schools in New Hampshire
Tilton School
Independent school · Grades 9–12
97% of graduates go to four-year colleges
Tilton, NH
A-Overall grade175 students7 students per teacher
#6 Best Boarding Schools in New Hampshire
High Mowing School
Independent school · Grades Pre-K–12
97% of graduates go to four-year colleges
Wilton, NH
B+Overall grade333 students11 students per teacher
#7 Best Boarding Schools in New Hampshire
Kimball Union Academy
Independent school · Grades 9–12
One of the 3 largest independent schools in New Hampshire
Meriden, NH
BOverall grade338 students8 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.