#1 Best Private Schools in Manchester, NH
Trinity High School
Diocesan school · Grades 9–12
The smallest classes of any Catholic school in Manchester
Manchester, NH
A+Overall grade327 students9 students per teacher
2026 lists
Best Private Schools in Manchester, NH
Private schools in Manchester, NH with the highest overall grades. Top 6 of 6 schools.
#2 Best Private Schools in Manchester, NH
Holy Family Academy
Independent Catholic school · Grades 7–12
90% of graduates go to four-year colleges
Manchester, NH
A+Overall grade108 students10 students per teacher
#3 Best Private Schools in Manchester, NH
St. Benedict Academy
Diocesan school · Grades Pre-K–6
Serving families in Manchester since at least 2011
Manchester, NH
AOverall grade128 students10 students per teacher
#4 Best Private Schools in Manchester, NH
St. Joseph Regional Jr. High School
Independent Catholic school · Grades 7–8
Smaller classes than 69% of Catholic schools nationwide
Manchester, NH
AOverall grade106 students11 students per teacher
#5 Best Private Schools in Manchester, NH
Cardinal Lacroix Academy
Parish school · Grades Pre-K–6
One of the most diverse private schools in New Hampshire
Manchester, NH
AOverall grade98 students12 students per teacher
#6 Best Private Schools in Manchester, NH
Mt. St. Mary Academy
Independent Catholic school · Grades Pre-K–6
Serving families in Manchester since at least 2011
Manchester, NH
B+Overall grade114 students15 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.