#1 Best Private Schools in Grafton County, NH
Cardigan Mountain School
Independent school · Grades 6–9
Smaller classes than 86% of independent schools nationwide
Canaan, NH
A+Overall gradeAll boys231 students4 students per teacher
2026 lists
Best Private Schools in Grafton County, NH
Private schools in Grafton County, NH with the highest overall grades. Top 5 of 5 schools.
#2 Best Private Schools in Grafton County, NH
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 Private Schools in Grafton County, NH
Crossroads Academy
Independent school · Grades K–8
Smaller classes than 82% of independent schools in New Hampshire
Lyme, NH
A+Overall grade114 students7 students per teacher
#4 Best Private Schools in Grafton County, NH
Mount Prospect Academy
Alternative school · Grades 5–12
Smaller classes than 69% of independent schools nationwide
Plymouth, NH
BOverall gradeAll boys117 students6 students per teacher
#5 Best Private Schools in Grafton County, NH
New England School of the Arts
Independent school · Grades 9–12
The only independent school in Lebanon
Lebanon, NH
B-Overall grade139 students32 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.