The average private high school endowment in Montana is $21M (2026).
The private high school in Montana with the highest endowment is Billings Catholic Schools, with a endowment of $21M.
Endowment Range: $21M
$21M
Avg. Endowment: $21M
Average Private High School endowment in Montana (2026)
School
Endowment
Grades
Location
Rank: #11.
Billings Catholic Schools![Billings Catholic Schools Photo Billings Catholic Schools Photo]()

(Catholic)
Endowment: $21 M
Grades: PK-12
3 Broadwater Ave
Billings, MT 59101
(406) 867-8043
Billings, MT 59101
(406) 867-8043
Frequently Asked Questions
What is the Montana average private high schools endowment?
The Montana average private high schools endowment is $21M for 2026.
What are the private high schools with the highest endowment in Montana?
The top-ranked private high schools in Montana include Billings Catholic Schools.
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