Casady School Photo - Casady School includes four divisions: Primary for Pre-K, Lower for grades 1-4, Middle for grades 5-8, and Upper for grades 9-12.

Top 3 Best Oklahoma Private Elementary Schools Belonging to National Association of Independent Schools (NAIS) (2024-25)

For the 2024-25 school year, there are 5 private elementary schools belonging to National Association of Independent Schools (NAIS) serving 3,360 students in Oklahoma. You can also find more schools membership associations in Oklahoma.
The top ranked private elementary schools belonging to National Association of Independent Schools (NAIS) in Oklahoma include Holland Hall, Casady School, and Heritage Hall.
The average acceptance rate is 70%, which is lower than the Oklahoma private elementary school average acceptance rate of 88%.
80% of private elementary schools belonging to National Association of Independent Schools (NAIS) in Oklahoma are religiously affiliated (most commonly Episcopal and Christian).

Top Ranked Private Elementary Schools Belonging to National Association of Independent Schools (NAIS) in Oklahoma (2024-25)

School
Location
Grades
Students
Casady School
Casady School Photo - Casady School includes four divisions: Primary for Pre-K, Lower for grades 1-4, Middle for grades 5-8, and Upper for grades 9-12.
(Episcopal)
9500 N Pennsylvania Ave
Oklahoma City, OK 73120
(405) 749-3200
Grades: PK-12
| 1,049 students
Heritage Hall
Heritage Hall Photo
1800 NW 122nd Street
Oklahoma City, OK 73120
(405) 936-3009
Grades: PK-12
| 955 students
Holland Hall
Holland Hall Photo - More space to learn and grow. Here our Primary School students make some campfire S'Mores during an outdoor unit. S'More?! How can I have more when I haven't had any?! *Bonus points for knowing the quote*
(Episcopal)
5666 E 81st
Tulsa, OK 74137
(918) 481-1111
Grades: NS-12
| 1,032 students
St. John Christian Heritage Academy
(Christian)
(1)
5700 N Kelley Ave
Oklahoma City, OK 73111
(405) 478-8607
Grades: PK-5
| 76 students
St. Marys Episcopal School
(Episcopal)
(1)
505 E Covell Rd
Edmond, OK 73034
(405) 341-9541
Grades: NS-5
| 248 students

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