#1 Best Private Middle Schools in Multnomah County, OR
St. Rose School
Parish school · Grades Pre-K–8
Smaller classes than 88% of Catholic schools in Oregon
Portland, OR
A+Overall grade194 students9 students per teacher
2026 lists
Best Private Middle Schools in Multnomah County, OR
Private schools in Multnomah County, OR with middle-school grades and the highest overall grades. Top 29 of 29 schools.
#2 Best Private Middle Schools in Multnomah County, OR
St. John Fisher
Parish school · Grades Pre-K–8
Smaller classes than 80% of Catholic schools in Oregon
Portland, OR
A+Overall grade204 students9 students per teacher
#3 Best Private Middle Schools in Multnomah County, OR
Portland Jewish Academy
Jewish day school · Grades Pre-K–8
The only Jewish school in Portland
Portland, OR
A+Overall grade169 students4 students per teacher
#4 Best Private Middle Schools in Multnomah County, OR
St. Andrew Nativity School
Independent Catholic school · Grades 6–8
Smaller classes than 66% of Catholic schools in Oregon
Portland, OR
A+Overall grade81 students12 students per teacher
#5 Best Private Middle Schools in Multnomah County, OR
Holy Cross Catholic School
Parish school · Grades Pre-K–8
Serving families in Portland since at least 2011
Portland, OR
A+Overall grade215 students14 students per teacher
#6 Best Private Middle Schools in Multnomah County, OR
Childpeace Montessori School
Montessori school · Grades Pre-K–8
The largest of 16 Montessori schools in Oregon
Portland, OR
A+Overall grade186 students8 students per teacher
#7 Best Private Middle Schools in Multnomah County, OR
St. Thomas More School
Diocesan school · Grades K–8
Smaller classes than 63% of Catholic schools in Oregon
Portland, OR
AOverall grade193 students12 students per teacher
#8 Best Private Middle Schools in Multnomah County, OR
Trinity Academy
Christian school (nondenominational) · Grades 6–12
The smallest classes of any Christian school in Portland
Portland, OR
AOverall grade126 students7 students per teacher
#9 Best Private Middle Schools in Multnomah County, OR
Portland Christian Schools
Christian school (nondenominational) · Grades Pre-K–12
The largest Christian school in Portland
Portland, OR
AOverall grade628 students14 students per teacher
#10 Best Private Middle Schools in Multnomah County, OR
St. Ignatius School
Diocesan school · Grades Pre-K–8
Serving families in Portland since at least 2011
Portland, OR
AOverall grade196 students15 students per teacher
#11 Best Private Middle Schools in Multnomah County, OR
Holy Redeemer Catholic School
Diocesan school · Grades Pre-K–8
One of the most diverse private schools in Oregon
Portland, OR
A-Overall grade236 students16 students per teacher
#12 Best Private Middle Schools in Multnomah County, OR
St. Therese Catholic School
Diocesan school · Grades Pre-K–8
One of the most diverse private schools in Oregon
Portland, OR
B+Overall grade195 students18 students per teacher
#13 Best Private Middle Schools in Multnomah County, OR
Slavic Christian Academy
Christian school (nondenominational) · Grades K–8
Smaller classes than 75% of Christian schools in Oregon
Portland, OR
B+Overall grade73 students8 students per teacher
#14 Best Private Middle Schools in Multnomah County, OR
Community Transitional School
Independent school · Grades Pre-K–8
One of the most diverse private schools in Oregon
Portland, OR
B+Overall grade76 students
#15 Best Private Middle Schools in Multnomah County, OR
Puddletown School
Montessori school · Grades Pre-K–8
Serving families in Portland since at least 2011
Portland, OR
B+Overall grade66 students9 students per teacher
#16 Best Private Middle Schools in Multnomah County, OR
Franciscan Montessori Earth School
Independent Catholic school · Grades Pre-K–8
Serving families in Portland since at least 2011
Portland, OR
B+Overall grade228 students16 students per teacher
#17 Best Private Middle Schools in Multnomah County, OR
Grace Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Serving families in Portland since at least 2011
Portland, OR
B+Overall grade83 students17 students per teacher
#18 Best Private Middle Schools in Multnomah County, OR
Columbia Christian Schools
Church of Christ school · Grades Pre-K–12
Growing: enrollment up 42% since 2011–12
Portland, OR
B+Overall grade322 students13 students per teacher
#19 Best Private Middle Schools in Multnomah County, OR
St. Agatha Catholic School
Diocesan school · Grades Pre-K–8
One of 19 Catholic schools in Portland
Portland, OR
B+Overall grade138 students12 students per teacher
#20 Best Private Middle Schools in Multnomah County, OR
St. Clare School
Diocesan school · Grades K–8
Serving families in Portland since at least 2011
Portland, OR
BOverall grade228 students15 students per teacher
#21 Best Private Middle Schools in Multnomah County, OR
West Hills Christian School
Christian school (nondenominational) · Grades K–8
One of 9 Christian schools in Portland
Portland, OR
BOverall grade322 students13 students per teacher
#22 Best Private Middle Schools in Multnomah County, OR
Shining Star Waldorf School
Independent school · Grades K–8
Growing: enrollment up 80% since 2019–20
Portland, OR
BOverall grade117 students10 students per teacher
#23 Best Private Middle Schools in Multnomah County, OR
Portland Adventist Elementary School
Seventh-day Adventist school · Grades Pre-K–8
Growing: enrollment up 22% since 2011–12
Gresham, OR
BOverall grade292 students17 students per teacher
#24 Best Private Middle Schools in Multnomah County, OR
8th Street Academy
Christian school (nondenominational) · Grades Pre-K–7
One of 2 Christian schools in Gresham
Gresham, OR
BOverall grade174 students12 students per teacher
Grades compare each school's official facts, such as class size, how long it has served families and where graduates go, with similar schools. They're a starting point: visit, ask questions and trust what you see.