#1 Best Private Schools in Oklahoma County, OK
Mercy School Institute
Islamic school · Grades Pre-K–12
100% of graduates go to four-year colleges
Edmond, OK
A+Overall grade393 students11 students per teacher
2026 lists
Best Private Schools in Oklahoma County, OK
Private schools in Oklahoma County, OK with the highest overall grades. Top 30 of 30 schools.
#2 Best Private Schools in Oklahoma County, OK
Mount Saint Mary Catholic High School
Diocesan school · Grades 9–12
The smallest classes of any Catholic school in Oklahoma City
Oklahoma City, OK
A+Overall grade389 students9 students per teacher
#3 Best Private Schools in Oklahoma County, OK
Casady School
Episcopal school · Grades Pre-K–12
100% of graduates go to four-year colleges
Oklahoma City, OK
A+Overall grade922 students8 students per teacher
#4 Best Private Schools in Oklahoma County, OK
St. Philip Neri School
Parish school · Grades Pre-K–8
Smaller classes than 65% of Catholic schools in Oklahoma
Midwest City, OK
A+Overall grade151 students10 students per teacher
#5 Best Private Schools in Oklahoma County, OK
Heritage Hall
Independent school · Grades Pre-K–12
The largest of 15 independent schools in Oklahoma
Oklahoma City, OK
A+Overall grade870 students8 students per teacher
#6 Best Private Schools in Oklahoma County, OK
St. Charles Borromeo Catholic School
Parish school · Grades Pre-K–8
One of the most diverse private schools in Oklahoma
Warr Acres, OK
A+Overall grade133 students10 students per teacher
#7 Best Private Schools in Oklahoma County, OK
Bishop McGuinness Catholic High School
Diocesan school · Grades 9–12
One of the 3 largest Catholic schools in Oklahoma
Oklahoma City, OK
A+Overall grade751 students13 students per teacher
#8 Best Private Schools in Oklahoma County, OK
St. Marys Episcopal School
Episcopal school · Grades Pre-K–5
Smaller classes than 83% of Christian schools in Oklahoma
Edmond, OK
A+Overall grade172 students5 students per teacher
#9 Best Private Schools in Oklahoma County, OK
St. James Catholic School
Independent Catholic school · Grades Pre-K–8
Smaller classes than 61% of Catholic schools in Oklahoma
Oklahoma City, OK
AOverall grade152 students10 students per teacher
#10 Best Private Schools in Oklahoma County, OK
Messiah Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–7
Small classes: about 7 students per teacher
Oklahoma City, OK
AOverall grade64 students7 students per teacher
#11 Best Private Schools in Oklahoma County, OK
The Good Shepherd Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Small classes: about 8 students per teacher
Midwest City, OK
AOverall grade61 students8 students per teacher
#12 Best Private Schools in Oklahoma County, OK
Life Christian Academy
Christian school (nondenominational) · Grades Pre-K–12
90% of graduates go to four-year colleges
Nicoma Park, OK
B+Overall grade130 students8 students per teacher
#13 Best Private Schools in Oklahoma County, OK
Young Achievers Christian Academy
Christian school (nondenominational) · Grades 1–8
Smaller classes than 72% of Christian schools in Oklahoma
Oklahoma City, OK
B+Overall grade83 students6 students per teacher
#14 Best Private Schools in Oklahoma County, OK
Positive Tomorrows
Independent school · Grades Pre-K–7
One of the most diverse private schools in Oklahoma
Oklahoma City, OK
B+Overall grade108 students12 students per teacher
#15 Best Private Schools in Oklahoma County, OK
Holy Trinity Lutheran School
Lutheran (Missouri Synod) school · Grades Pre-K–8
Growing: enrollment up 183% since 2011–12
Edmond, OK
B+Overall grade195 students9 students per teacher
#16 Best Private Schools in Oklahoma County, OK
Bishop John Carroll School
Diocesan school · Grades Pre-K–8
One of the most diverse private schools in Oklahoma
Oklahoma City, OK
B+Overall grade203 students13 students per teacher
#17 Best Private Schools in Oklahoma County, OK
Crossings Christian School
Christian school (nondenominational) · Grades Pre-K–12
One of the 3 largest Christian schools in Oklahoma
Oklahoma City, OK
B+Overall grade1,050 students12 students per teacher
#18 Best Private Schools in Oklahoma County, OK
Oklahoma Christian Academy
Church of Christ school · Grades Pre-K–12
90% of graduates go to four-year colleges
Edmond, OK
BOverall grade547 students9 students per teacher
#19 Best Private Schools in Oklahoma County, OK
Westminster School
Independent school · Grades Pre-K–8
One of the 3 largest independent schools in Oklahoma
Oklahoma City, OK
BOverall grade511 students9 students per teacher
#20 Best Private Schools in Oklahoma County, OK
Sacred Heart Catholic School
Parish school · Grades Pre-K–8
Serving families in Oklahoma City since at least 2011
Oklahoma City, OK
BOverall grade133 students11 students per teacher
#21 Best Private Schools in Oklahoma County, OK
Cristo Rey Oklahoma City Catholic High School
Independent Catholic school · Grades 9–12
One of 7 Catholic schools in Oklahoma City
Oklahoma City, OK
BOverall grade198 students12 students per teacher
#22 Best Private Schools in Oklahoma County, OK
St. Elizabeth Ann Seton
Parish school · Grades Pre-K–8
The largest Catholic school in Edmond
Edmond, OK
BOverall grade363 students12 students per teacher
#23 Best Private Schools in Oklahoma County, OK
Oklahoma Christian School
Christian school (nondenominational) · Grades Pre-K–12
The largest of 72 Christian schools in Oklahoma
Edmond, OK
BOverall grade1,111 students13 students per teacher
#24 Best Private Schools in Oklahoma County, OK
St. Paul's Community School
Christian school (nondenominational) · Grades Pre-K–5
One of 12 Christian schools in Oklahoma City
Oklahoma City, OK
BOverall grade92 students15 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.