Private School Review - Established 2003
Billings Catholic Schools Top 3 · Most AP Courses (MT)
Sussex School Top 3 · Largest Endowment (MT)

Average Private School Endowment in Montana

The average private school endowment in Montana is $0M (2026-27).
The private school in Montana with the highest endowment is Billings Catholic Schools, with a endowment of $21M.

Quick Facts (26-27)

  • # MT Schools Ranked: 2
  • Top 20 Range (Endowment): $1M–$21M
  • MT School Avg.: $11M
  • National School Avg.: $24M

Quick Facts (26-27)

  • # MT Schools Ranked: 2
  • Top 20 Range (Endowment): $1M–$21M
  • MT School Avg.: $11M
  • National School Avg.: $24M
Show school map — Montana (endowment range: $1M–$21M, avg $11M)
Endowment Range: $1M $21M Avg. Endowment: $11M

Average Private School Endowment in Montana (2026-27)

Showing 2 schools
Billings Catholic Schools Photo
#1Billings Catholic Schools
Gr: PK-12 | 1,116 students
Avg. class size: 20 students
Sports: 13 | Extracurriculars: 23
Catholic
3 Broadwater Ave
Billings, MT 59101
(406) 867-8043
$21endowment
View Profile
Sussex School Photo
#2Sussex School
Gr: K-8 | 124 students
Avg. class size: 14 students
Sports: 7 | Extracurriculars: 6
Alternative School
1800 S 2nd St W
Missoula, MT 59801
(406) 549-8327
(1)
$1endowment
View Profile

Frequently Asked Questions

What are the private schools with the highest endowment in Montana?
The top ranked private schools in Montana include Billings Catholic Schools and Sussex School.
What is private high school and private elementary school with the highest endowment in Montana?
The private high school with the highest endowment in Montana is Billings Catholic Schools, with a value of $21.0M. The private elementary school with the highest endowment is Billings Catholic Schools, with a value of $21.0M.

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