#1 Most Diverse Private Schools in Washington
St. Bernadette School
Parish school · Grades Pre-K–8
Largest group: 23% of students
Burien, WA
AOverall grade168 students14 students per teacher
2026 lists
Most Diverse Private Schools in Washington
Private schools in Washington with the most varied mix of students. Top 50 of 322 schools.
#2 Most Diverse Private Schools in Washington
St. Vincent De Paul School
Parish school · Grades Pre-K–8
Largest group: 26% of students
Federal Way, WA
A+Overall grade232 students14 students per teacher
#3 Most Diverse Private Schools in Washington
Oneworld Now
Alternative school · Grades 8–12
Largest group: 27% of students
Seattle, WA
B-Overall grade203 students
#4 Most Diverse Private Schools in Washington
Holy Family Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 31% of students
Auburn, WA
A+Overall grade173 students12 students per teacher
#5 Most Diverse Private Schools in Washington
Woodinville Montessori School
Montessori school · Grades Pre-K–12
Largest group: 32% of students
Bothell, WA
A+Overall grade312 students7 students per teacher
#6 Most Diverse Private Schools in Washington
St. Mary Magdalen
Diocesan school · Grades Pre-K–8
Largest group: 33% of students
Everett, WA
A+Overall grade313 students13 students per teacher
#7 Most Diverse Private Schools in Washington
St. George Parish School
Diocesan school · Grades Pre-K–8
Largest group: 33% of students
Seattle, WA
AOverall grade240 students16 students per teacher
#8 Most Diverse Private Schools in Washington
Renton Prep Christian School
Lutheran (Missouri Synod) school · Grades Pre-K–10
Largest group: 33% of students
Renton, WA
B+Overall grade220 students13 students per teacher
#9 Most Diverse Private Schools in Washington
Forest Park Adventist Christian School
Seventh-day Adventist school · Grades K–8
Largest group: 33% of students
Everett, WA
B+Overall grade60 students19 students per teacher
#10 Most Diverse Private Schools in Washington
Willows Preparatory School
Alternative school · Grades 5–12
Largest group: 35% of students
Redmond, WA
B+Overall grade271 students9 students per teacher
#11 Most Diverse Private Schools in Washington
St. Philomena School
Parish school · Grades Pre-K–8
Largest group: 35% of students
Des Moines, WA
B+Overall grade261 students18 students per teacher
#12 Most Diverse Private Schools in Washington
Forest Ridge School of the Sacred Heart
Independent Catholic school · Grades 5–12
Largest group: 35% of students
Bellevue, WA
A+Overall gradeAll girls245 students7 students per teacher
#13 Most Diverse Private Schools in Washington
Renton Prep Christian School
Lutheran (Missouri Synod) school · Grades Pre-K–10
Largest group: 35% of students
Renton, WA
A+Overall grade165 students8 students per teacher
#14 Most Diverse Private Schools in Washington
St. Anthony Elementary School
Diocesan school · Grades Pre-K–8
Largest group: 36% of students
Renton, WA
B+Overall grade350 students18 students per teacher
#15 Most Diverse Private Schools in Washington
Woodinville Montessori School
Montessori school · Grades Pre-K–12
Largest group: 36% of students
Bothell, WA
AOverall grade312 students8 students per teacher
#16 Most Diverse Private Schools in Washington
St. Madeleine Sophie Catholic School
Diocesan school · Grades Pre-K–8
Largest group: 36% of students
Bellevue, WA
A+Overall grade144 students9 students per teacher
#17 Most Diverse Private Schools in Washington
Soundview School
Independent school · Grades Pre-K–8
Largest group: 36% of students
Lynnwood, WA
B+Overall grade144 students9 students per teacher
#18 Most Diverse Private Schools in Washington
Northwest Christian School
Seventh-day Adventist school · Grades K–8
Largest group: 37% of students
Puyallup, WA
A-Overall grade204 students13 students per teacher
#19 Most Diverse Private Schools in Washington
Visitation Catholic STEM Academy
Diocesan school · Grades K–8
Largest group: 37% of students
Tacoma, WA
A-Overall grade136 students17 students per teacher
#20 Most Diverse Private Schools in Washington
Dartmoor School
Alternative school · Grades 3–12
Largest group: 38% of students
Issaquah, WA
AOverall grade78 students5 students per teacher
#21 Most Diverse Private Schools in Washington
Our Lady of Hope School
Diocesan school · Grades Pre-K–8
Largest group: 40% of students
Everett, WA
A+Overall grade151 students10 students per teacher
#22 Most Diverse Private Schools in Washington
Charles Wright Academy
Independent school · Grades Pre-K–12
Largest group: 41% of students
Tacoma, WA
A+Overall grade487 students9 students per teacher
#23 Most Diverse Private Schools in Washington
Fellow Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 41% of students
Everett, WA
A-Overall grade203 students11 students per teacher
#24 Most Diverse Private Schools in Washington
Holy Trinity Lutheran School
Lutheran (Wisconsin Synod) school · Grades Pre-K–8
Largest group: 41% of students
Des Moines, WA
BOverall grade186 students17 students per teacher
From official public records, updated October 2026.