Private School Review - Established 2003
Billings Catholic Schools Top 3 · Largest Endowment (MT)
Great Falls Central Catholic High School Top 3 · Highest Avg. ACT Score (MT)

Best Montana Catholic Private High Schools (2026-27)

For the 2026-27 school year, there are 6 catholic private high schools serving 1,845 students in Montana. You can also find more religiously affiliated schools in Montana.
The top ranked catholic private high schools in Montana include St. Andrew School, Loyola Sacred Heart High School, and Butte Central Catholic High School.
The average acceptance rate is 90%, which is lower than the Montana private high school average acceptance rate of 91%.

Quick Facts (2026-27)

  • # Private Schools: 6
  • # Students Served: 1,845

Quick Facts (2026-27)

  • # Private Schools: 6
  • # Students Served: 1,845

Top Ranked Catholic Private High Schools in Montana (2026-27)

Billings Catholic Schools Photo
Billings 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
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Map of Butte Central Catholic High School
Butte Central Catholic High School
Gr: 9-12 | 97 students
Catholic
9 S Idaho St
Butte, MT 59701
(406) 782-6761
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Map of Loyola Sacred Heart High School
Loyola Sacred Heart High School
Gr: 9-12 | 181 students
Catholic
320 Edith St
Missoula, MT 59801
(406) 549-6101
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Map of St. Andrew School
St. Andrew School
Gr: K-12 | 174 students
Catholic
1900 Flowerree St.
Helena, MT 59601
(406) 449-3201
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Map of St. Labre High School
St. Labre High School
Gr: 9-12 | 208 students
Catholic
Mission Rd
Ashland, MT 59003
(406) 784-4561
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Great Falls Central Catholic High School Photo
Great Falls Central Catholic High School
Gr: 9-12 | 69 students
Avg. class size: 15 students
Sports: 10 | Extracurriculars: 5
Catholic
2800 18th Ave S
Great Falls, MT 59405
(406) 216-3344
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Frequently Asked Questions

What are the top ranked catholic private high schools in Montana?
The top ranked catholic private high schools in Montana include St. Andrew School, Loyola Sacred Heart High School, and Butte Central Catholic High School.
How many catholic private high schools are located in Montana?
6 catholic private high schools are located in Montana.
How diverse are catholic private high schools in Montana?
Montana catholic private high schools are approximately 10% minority students, which is lower than the Montana private school average of 11%.
6
Private Schools
1,845
Students
$8,135
Avg. Tuition
10%
Students of Color
12:1
Student-Teacher Ratio

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