#49 Fastest-Growing Private Schools in Oregon
St. Cecilia School
Parish school · Grades Pre-K–8
Enrollment up 27% in about a decade
Beaverton, OR
BOverall grade283 students19 students per teacher
2026 lists
Fastest-Growing Private Schools in Oregon
Private schools in Oregon whose enrollment has grown the most over the past decade. Top 50 of 59 schools.
#50 Fastest-Growing Private Schools in Oregon
The Portland Montessori School
Montessori school · Grades Pre-K–4
Enrollment up 25% in about a decade
Portland, OR
B+Overall grade55 students9 students per teacher
From official public records, updated October 2026.