#1 Most Diverse Private Schools in Tulsa County, OK
Tulsa Adventist Academy
Seventh-day Adventist school · Grades Pre-K–12
Largest group: 34% of students
Tulsa, OK
AOverall grade96 students11 students per teacher
2026 lists
Most Diverse Private Schools in Tulsa County, OK
Private schools in Tulsa County, OK with the most varied mix of students. Top 28 of 28 schools.
#2 Most Diverse Private Schools in Tulsa County, OK
Peace Academy
Islamic school · Grades Pre-K–12
Largest group: 46% of students
Tulsa, OK
A+Overall grade216 students4 students per teacher
#3 Most Diverse Private Schools in Tulsa County, OK
Lighthouse Christian Academy
Pentecostal school · Grades K–12
Largest group: 50% of students
Tulsa, OK
BOverall grade102 students13 students per teacher
#4 Most Diverse Private Schools in Tulsa County, OK
University School
Independent school · Grades Pre-K–8
Largest group: 52% of students
Tulsa, OK
A+Overall grade157 students7 students per teacher
#5 Most Diverse Private Schools in Tulsa County, OK
Miss Helens Private School
Independent school · Grades Pre-K–5
Largest group: 52% of students
Tulsa, OK
B+Overall grade100 students10 students per teacher
#6 Most Diverse Private Schools in Tulsa County, OK
St. Pius X School
Diocesan school · Grades Pre-K–8
Largest group: 54% of students
Tulsa, OK
AOverall grade323 students12 students per teacher
#7 Most Diverse Private Schools in Tulsa County, OK
Christian Montessori Academy
Christian (nondenominational) · Montessori · Grades Pre-K–7
Largest group: 56% of students
Tulsa, OK
B+Overall grade50 students10 students per teacher
#8 Most Diverse Private Schools in Tulsa County, OK
Cascia Hall Preparatory School
Independent Catholic school · Grades 6–12
Largest group: 63% of students
Tulsa, OK
A+Overall grade544 students10 students per teacher
#9 Most Diverse Private Schools in Tulsa County, OK
Bishop Kelley High School
Diocesan school · Grades 9–12
Largest group: 64% of students
Tulsa, OK
B+Overall grade892 students14 students per teacher
#10 Most Diverse Private Schools in Tulsa County, OK
Riverfield Country Day School
Independent school · Grades Pre-K–12
Largest group: 68% of students
Tulsa, OK
AOverall grade422 students8 students per teacher
#11 Most Diverse Private Schools in Tulsa County, OK
Undercroft Montessori School
Montessori school · Grades Pre-K–8
Largest group: 68% of students
Tulsa, OK
B+Overall grade183 students7 students per teacher
#12 Most Diverse Private Schools in Tulsa County, OK
Summit Christian Academy
Assembly of God school · Grades Pre-K–12
Largest group: 71% of students
Broken Arrow, OK
B-Overall grade627 students12 students per teacher
#13 Most Diverse Private Schools in Tulsa County, OK
Town & Country School
Special education school · Grades 2–12
Largest group: 71% of students
Tulsa, OK
B-Overall grade174 students8 students per teacher
#14 Most Diverse Private Schools in Tulsa County, OK
Crossover Preparatory Academy
Christian school (nondenominational) · Grades 6–12
Largest group: 71% of students
Tulsa, OK
B+Overall grade130 students8 students per teacher
#15 Most Diverse Private Schools in Tulsa County, OK
Cornerstone Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 71% of students
Sperry, OK
A+Overall grade120 students6 students per teacher
#16 Most Diverse Private Schools in Tulsa County, OK
Wright Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 73% of students
Tulsa, OK
AOverall grade209 students10 students per teacher
#17 Most Diverse Private Schools in Tulsa County, OK
Owasso Preparatory Academy
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 76% of students
Owasso, OK
B-Overall grade304 students20 students per teacher
#18 Most Diverse Private Schools in Tulsa County, OK
Lincoln Christian School
Christian school (nondenominational) · Grades Pre-K–12
Largest group: 77% of students
Tulsa, OK
B+Overall grade937 students11 students per teacher
#19 Most Diverse Private Schools in Tulsa County, OK
School of St. Mary
Parish school · Grades Pre-K–8
Largest group: 77% of students
Tulsa, OK
BOverall grade253 students13 students per teacher
#20 Most Diverse Private Schools in Tulsa County, OK
St. Catherine School
Parish school · Grades Pre-K–8
Largest group: 77% of students
Tulsa, OK
A+Overall grade126 students8 students per teacher
#21 Most Diverse Private Schools in Tulsa County, OK
Immanuel Lutheran Christian Academy
Lutheran (Missouri Synod) school · Grades K–12
Largest group: 78% of students
Broken Arrow, OK
BOverall grade170 students11 students per teacher
#22 Most Diverse Private Schools in Tulsa County, OK
Monte Cassino School
Independent Catholic school · Grades Pre-K–8
Largest group: 79% of students
Tulsa, OK
A+Overall grade642 students8 students per teacher
#23 Most Diverse Private Schools in Tulsa County, OK
Summit Christian Academy
Assembly of God school · Grades Pre-K–12
Largest group: 79% of students
Broken Arrow, OK
BOverall grade638 students13 students per teacher
#24 Most Diverse Private Schools in Tulsa County, OK
Marquette Catholic School
Parish school · Grades Pre-K–8
Largest group: 79% of students
Tulsa, OK
B-Overall grade400 students16 students per teacher
From official public records, updated October 2026.