#1 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Bernard School
Diocesan school · Grades 6–12
Largest group: 37% of students
Uncasville, CT
B+Overall grade388 students13 students per teacher
2026 lists
Most Diverse Private Schools in Southeastern Connecticut County, CT
Private schools in Southeastern Connecticut County, CT with the most varied mix of students. Top 12 of 12 schools.
#2 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Thomas More School
Independent school · Grades 8–12
Largest group: 43% of students
Oakdale, CT
A+Overall grade143 students6 students per teacher
#3 Most Diverse Private Schools in Southeastern Connecticut County, CT
Bradley School-New London Regional
Independent school · Grades 2–12
Largest group: 47% of students
Uncasville, CT
A-Overall grade53 students7 students per teacher
#4 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Joseph School
Parish school · Grades K–8
Largest group: 49% of students
New London, CT
A+Overall grade129 students10 students per teacher
#5 Most Diverse Private Schools in Southeastern Connecticut County, CT
Waterford Country School
Special education school · Grades 2–12
Largest group: 69% of students
Quaker Hill, CT
AOverall grade65 students4 students per teacher
#6 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Patrick Cathedral School
Diocesan school · Grades Pre-K–8
Largest group: 72% of students
Norwich, CT
A-Overall grade129 students12 students per teacher
#7 Most Diverse Private Schools in Southeastern Connecticut County, CT
The Williams School
Independent school · Grades 6–12
Largest group: 74% of students
New London, CT
A-Overall grade189 students8 students per teacher
#8 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Joseph Elementary School
Parish school · Grades Pre-K–8
Largest group: 74% of students
Baltic, CT
A+Overall grade68 students6 students per teacher
#9 Most Diverse Private Schools in Southeastern Connecticut County, CT
Pine Point School
Independent school · Grades Pre-K–9
Largest group: 78% of students
Stonington, CT
A+Overall grade101 students4 students per teacher
#10 Most Diverse Private Schools in Southeastern Connecticut County, CT
Sacred Heart School
Parish school · Grades Pre-K–8
Largest group: 80% of students
Groton, CT
A+Overall grade112 students11 students per teacher
#11 Most Diverse Private Schools in Southeastern Connecticut County, CT
Baptist Bible Academy
Baptist school · Grades K–12
Largest group: 82% of students
Waterford, CT
A-Overall grade77 students7 students per teacher
#12 Most Diverse Private Schools in Southeastern Connecticut County, CT
St. Michael School
Diocesan school · Grades Pre-K–8
Largest group: 91% of students
Pawcatuck, CT
AOverall grade162 students12 students per teacher
From official public records, updated October 2026.