#1 Most Diverse Private Schools in Oregon
Community Transitional School
Independent school · Grades Pre-K–8
Largest group: 28% of students
Portland, OR
B+Overall grade76 students
2026 lists
Most Diverse Private Schools in Oregon
Private schools in Oregon with the most varied mix of students. Top 50 of 180 schools.
#2 Most Diverse Private Schools in Oregon
Rosemary Anderson High School/Portland Oic
Alternative school · Grades 6–12
Largest group: 32% of students
Portland, OR
B-Overall grade326 students14 students per teacher
#3 Most Diverse Private Schools in Oregon
St. Therese Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 33% of students
Portland, OR
B+Overall grade195 students18 students per teacher
#4 Most Diverse Private Schools in Oregon
Trinity Lutheran School
Lutheran (Missouri Synod) school · Grades K–8
Largest group: 38% of students
Portland, OR
B+Overall grade50 students
#5 Most Diverse Private Schools in Oregon
Holy Redeemer Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 40% of students
Portland, OR
A-Overall grade236 students16 students per teacher
#6 Most Diverse Private Schools in Oregon
Milo Adventist Academy
Seventh-day Adventist school · Grades 9–12
Largest group: 40% of students
Days Creek, OR
B+Overall grade90 students11 students per teacher
#7 Most Diverse Private Schools in Oregon
Valley Catholic High School
Independent Catholic school · Grades K–12
Largest group: 42% of students
Beaverton, OR
A+Overall grade1,006 students11 students per teacher
#8 Most Diverse Private Schools in Oregon
Valley Catholic Elementary School
Independent Catholic school · Grades K–5
Largest group: 43% of students
Beaverton, OR
BOverall grade340 students17 students per teacher
#9 Most Diverse Private Schools in Oregon
De La Salle North Catholic High School
Independent Catholic school · Grades 9–12
Largest group: 43% of students
Portland, OR
AOverall grade220 students12 students per teacher
#10 Most Diverse Private Schools in Oregon
International School of Portland
Independent school · Grades Pre-K–5
Largest group: 45% of students
Portland, OR
A+Overall grade290 students8 students per teacher
#11 Most Diverse Private Schools in Oregon
Islamic School of Met/Oregon Islamic Academy
Islamic school · Grades Pre-K–12
Largest group: 45% of students
Tigard, OR
A+Overall grade226 students9 students per teacher
#12 Most Diverse Private Schools in Oregon
Portland Adventist Academy
Seventh-day Adventist school · Grades 9–12
Largest group: 46% of students
Portland, OR
B+Overall grade193 students13 students per teacher
#13 Most Diverse Private Schools in Oregon
Catlin Gabel School
Independent school · Grades Pre-K–12
Largest group: 47% of students
Portland, OR
B+Overall grade767 students33 students per teacher
#14 Most Diverse Private Schools in Oregon
Catlin Gabel
Independent school · Grades Pre-K–12
Largest group: 47% of students
Portland, OR
A+Overall grade763 students8 students per teacher
#15 Most Diverse Private Schools in Oregon
Oregon Challenge High School
Alternative school · Grades 9–12
Largest group: 47% of students
Bend, OR
BOverall grade186 students21 students per teacher
#16 Most Diverse Private Schools in Oregon
Sacred Heart Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 48% of students
Medford, OR
A+Overall grade135 students12 students per teacher
#17 Most Diverse Private Schools in Oregon
Portland Adventist Elementary School
Seventh-day Adventist school · Grades Pre-K–8
Largest group: 49% of students
Gresham, OR
BOverall grade292 students17 students per teacher
#18 Most Diverse Private Schools in Oregon
Visitation Catholic School
Parish school · Grades Pre-K–8
Largest group: 49% of students
Forest Grove, OR
B+Overall grade196 students15 students per teacher
#19 Most Diverse Private Schools in Oregon
St. Joseph School
Diocesan school · Grades K–8
Largest group: 50% of students
Salem, OR
BOverall grade144 students21 students per teacher
#20 Most Diverse Private Schools in Oregon
Holy Cross Catholic School
Parish school · Grades Pre-K–8
Largest group: 51% of students
Portland, OR
A+Overall grade215 students14 students per teacher
#21 Most Diverse Private Schools in Oregon
St. Luke School
Parish school · Grades Pre-K–8
Largest group: 51% of students
Woodburn, OR
A+Overall grade117 students11 students per teacher
#22 Most Diverse Private Schools in Oregon
Blanchet Catholic School
Independent Catholic school · Grades 6–12
Largest group: 52% of students
Salem, OR
B+Overall grade396 students16 students per teacher
#23 Most Diverse Private Schools in Oregon
St. Marys Academy
Diocesan school · Grades Pre-K–8
Largest group: 52% of students
The Dalles, OR
A+Overall grade149 students12 students per teacher
#24 Most Diverse Private Schools in Oregon
St. James Catholic School
Parish school · Grades Pre-K–8
Largest group: 52% of students
McMinnville, OR
AOverall grade66 students15 students per teacher
From official public records, updated October 2026.