#1 Fastest-Growing Private Schools in San Rafael, CA
Star Academy
Special education school · Grades 4–12
Enrollment up 37% in about a decade
San Rafael, CA
AOverall grade89 students8 students per teacher
2026 lists
Fastest-Growing Private Schools in San Rafael, CA
Private schools in San Rafael, CA whose enrollment has grown the most over the past decade. Top 5 of 5 schools.
#2 Fastest-Growing Private Schools in San Rafael, CA
Montessori De Terra Linda
Montessori school · Grades Pre-K–6
Enrollment up 26% in about a decade
San Rafael, CA
A-Overall grade96 students6 students per teacher
#3 Fastest-Growing Private Schools in San Rafael, CA
St. Raphael School
Parish school · Grades Pre-K–8
Enrollment up 22% in about a decade
San Rafael, CA
A+Overall grade193 students14 students per teacher
#4 Fastest-Growing Private Schools in San Rafael, CA
St. Isabella School
Parish school · Grades K–8
Enrollment up 15% in about a decade
San Rafael, CA
BOverall grade285 students20 students per teacher
#5 Fastest-Growing Private Schools in San Rafael, CA
Marin Academy
Independent school · Grades 9–12
Enrollment up 13% in about a decade
San Rafael, CA
AOverall grade459 students8 students per teacher
From official public records, updated October 2026.