#1 Most Diverse Private Schools in Watertown, MA
Atrium School
Independent school · Grades Pre-K–8
Largest group: 65% of students
Watertown, MA
A+Overall grade110 students5 students per teacher
2026 lists
Most Diverse Private Schools in Watertown, MA
Private schools in Watertown, MA with the most varied mix of students. Top 5 of 5 schools.
#2 Most Diverse Private Schools in Watertown, MA
Perkins School for the Blind
Special education school · Grades K–12
Largest group: 69% of students
Watertown, MA
A+Overall grade174 students3 students per teacher
#3 Most Diverse Private Schools in Watertown, MA
Star Academy for the Gifted and Talented
Independent school · Grades Pre-K–11
Largest group: 85% of students
Watertown, MA
A-Overall grade217 students4 students per teacher
#4 Most Diverse Private Schools in Watertown, MA
Jewish Community Day School, INC DBA JCDS Bostons
Jewish day school · Grades K–8
Largest group: 96% of students
Watertown, MA
BOverall grade166 students6 students per teacher
#5 Most Diverse Private Schools in Watertown, MA
St. Stephen's Armenian Elementary School
Religious school · Grades Pre-K–5
Largest group: 100% of students
Watertown, MA
B+Overall grade82 students7 students per teacher
From official public records, updated October 2026.