Holland Hall Photo - Fall in full bloom on our 168 acre campus.

Average Private School endowment in Oklahoma

The average private school endowment in Oklahoma is $39.8M (2025).
The private school in Oklahoma with the highest endowment is Holland Hall, with a endowment of $109M.
Endowment Range: $2.5M $109M Avg. Endowment: $39.8M

Average Private School endowment in Oklahoma (2025)

School
Endowment
Grades
Location
Rank: #11.
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)
Endowment: $109 M
Grades: NS-12
5666 E 81st
Tulsa, OK 74137
(918) 481-1111
Rank: #22.
Monte Cassino School
Monte Cassino School Photo - Since 1926 Monte Cassino has been educating the whole student: mind, body and heart. Learn more about what a Monte Cassino education will do for your student and for your family.
(Catholic)
(15)
Endowment: $8 M
Grades: PK-8
2206 S Lewis Ave
Tulsa, OK 74114
(918) 742-3364
Rank: #33.
Mizel Jewish Community Day School
Mizel Jewish Community Day School Photo
(Jewish)
Endowment: $2.5 M
Grades: NS-5
2021 E 71st St
Tulsa, OK 74136
(918) 494-0953

Frequently Asked Questions

What is the Oklahoma average private schools endowment?
The Oklahoma average private schools endowment is $39.8M for 2025.
What are the private schools with the highest endowment in Oklahoma?
The top ranked private schools in Oklahoma include Holland Hall, Monte Cassino School and Mizel Jewish Community Day School.
What is private high school and private elementary school with the highest endowment in Oklahoma?
The private high school with the highest endowment in Oklahoma is Holland Hall, with a value of $108.826M. The private elementary school with the highest endowment is Holland Hall, with a value of $108.826M.

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