#1 Best Independent Schools in Connecticut
Pierrepont School
Independent school · Grades K–12
The only independent school in Westport
Westport, CT
A+Overall grade114 students3 students per teacher
2026 lists
Best Independent Schools in Connecticut
The highest-graded schools of this kind in Connecticut. Top 37 of 37 schools.
#2 Best Independent Schools in Connecticut
Westover School
Independent school · Grades 9–12
96% of graduates go to four-year colleges
Middlebury, CT
A+Overall gradeAll girls142 students5 students per teacher
#3 Best Independent Schools in Connecticut
Putnam Science Academy
Independent school · Grades 8–12
100% of graduates go to four-year colleges
Putnam, CT
A+Overall grade130 students6 students per teacher
#4 Best Independent Schools in Connecticut
The Foote School
Independent school · Grades K–9
Smaller classes than 83% of independent schools in Connecticut
New Haven, CT
A+Overall grade426 students4 students per teacher
#5 Best Independent Schools in Connecticut
The Cheshire Academy
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Cheshire, CT
A+Overall grade341 students6 students per teacher
#6 Best Independent Schools in Connecticut
St. Thomas More School
Independent school · Grades 8–12
98% of graduates go to four-year colleges
Oakdale, CT
A+Overall grade143 students6 students per teacher
#7 Best Independent Schools in Connecticut
The Hotchkiss School
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Lakeville, CT
A+Overall grade602 students6 students per teacher
#8 Best Independent Schools in Connecticut
Renbrook School
Independent school · Grades Pre-K–8
Smaller classes than 83% of independent schools in Connecticut
West Hartford, CT
A+Overall grade288 students4 students per teacher
#9 Best Independent Schools in Connecticut
Easton Country Day School
Independent school · Grades Pre-K–12
Smaller classes than 67% of independent schools in Connecticut
Easton, CT
A+Overall grade159 students5 students per teacher
#10 Best Independent Schools in Connecticut
Waterside School
Independent school · Grades Pre-K–5
The largest independent school in Stamford
Stamford, CT
A+Overall grade162 students4 students per teacher
#11 Best Independent Schools in Connecticut
Pine Point School
Independent school · Grades Pre-K–9
Smaller classes than 78% of independent schools in Connecticut
Stonington, CT
A+Overall grade101 students4 students per teacher
#12 Best Independent Schools in Connecticut
Indian Mountain School
Independent school · Grades Pre-K–9
Growing: enrollment up 33% since 2011–12
Lakeville, CT
A+Overall grade311 students6 students per teacher
#13 Best Independent Schools in Connecticut
Fairfield Country Day School
Independent school · Grades K–9
The largest independent school in Fairfield
Fairfield, CT
A+Overall gradeAll boys198 students5 students per teacher
#14 Best Independent Schools in Connecticut
Suffield Academy
Independent school · Grades 9–12
100% of graduates go to four-year colleges
Suffield, CT
A+Overall grade413 students6 students per teacher
#15 Best Independent Schools in Connecticut
The Mead School
Independent school · Grades Pre-K–8
Smaller classes than 67% of independent schools in Connecticut
Stamford, CT
A+Overall grade80 students4 students per teacher
#16 Best Independent Schools in Connecticut
Greenwich Academy
Independent school · Grades Pre-K–12
One of the 3 largest independent schools in Connecticut
Greenwich, CT
A+Overall gradeAll girls802 students7 students per teacher
#17 Best Independent Schools in Connecticut
Rumsey Hall School
Independent school · Grades Pre-K–9
Small classes: about 6 students per teacher
Washington Depot, CT
A+Overall grade315 students6 students per teacher
#18 Best Independent Schools in Connecticut
The Independent Day School
Independent school · Grades Pre-K–8
Small classes: about 5 students per teacher
Middlefield, CT
AOverall grade89 students5 students per teacher
#19 Best Independent Schools in Connecticut
Choate Rosemary Hall
Independent school · Grades 9–12
The only independent school in Wallingford
Wallingford, CT
AOverall grade842 students7 students per teacher
#20 Best Independent Schools in Connecticut
Pomfret School
Independent school · Grades 9–12
90% of graduates go to four-year colleges
Pomfret, CT
AOverall grade350 students7 students per teacher
#21 Best Independent Schools in Connecticut
The Country School
Independent school · Grades Pre-K–8
Small classes: about 5 students per teacher
Madison, CT
A-Overall grade163 students5 students per teacher
#22 Best Independent Schools in Connecticut
Talcott Mountain Academy of Science Mathematics
Independent school · Grades K–8
The only independent school in Avon
Avon, CT
A-Overall grade62 students6 students per teacher
#23 Best Independent Schools in Connecticut
The Williams School
Independent school · Grades 6–12
100% of graduates go to four-year colleges
New London, CT
A-Overall grade189 students8 students per teacher
#24 Best Independent Schools in Connecticut
Miss Porter's School
Independent school · Grades 9–12
98% of graduates go to four-year colleges
Farmington, CT
B+Overall gradeAll girls336 students7 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.