#1 Private Schools with the Smallest Classes in Grafton County, NH
White Mountain School
Episcopal school · Grades 9–12
3.1 students per teacher
Bethlehem, NH
A+Overall grade78 students3 students per teacher
2026 lists
Private Schools with the Smallest Classes in Grafton County, NH
Private schools in Grafton County, NH with the fewest students per teacher (not counting preschools and special education schools). Top 5 of 5 schools.
#2 Private Schools with the Smallest Classes in Grafton County, NH
Cardigan Mountain School
Independent school · Grades 6–9
4.1 students per teacher
Canaan, NH
A+Overall gradeAll boys231 students4 students per teacher
#3 Private Schools with the Smallest Classes in Grafton County, NH
Mount Prospect Academy
Alternative school · Grades 5–12
5.8 students per teacher
Plymouth, NH
BOverall gradeAll boys117 students6 students per teacher
#4 Private Schools with the Smallest Classes in Grafton County, NH
Crossroads Academy
Independent school · Grades K–8
6.5 students per teacher
Lyme, NH
A+Overall grade114 students7 students per teacher
#5 Private Schools with the Smallest Classes in Grafton County, NH
New England School of the Arts
Independent school · Grades 9–12
31.6 students per teacher
Lebanon, NH
B-Overall grade139 students32 students per teacher
From official public records, updated October 2026.