For the 2026 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, Billings Catholic Schools, and Loyola Sacred Heart High School.
The average acceptance rate is 90%, which is lower than the Montana private high school average acceptance rate of 91%.
Top-Ranked Catholic Private High Schools in Montana (2026)
School
Location
Quick Facts
Billings Catholic Schools ![Billings Catholic Schools Photo]( "Billings Catholic Schools Photo")
(Catholic)
3 Broadwater Ave
Billings, MT 59101
(406) 867-8043
Billings, MT 59101
(406) 867-8043
Gr: PK-12 | 1,116 students Avg. class size: 20 students Sports: 13 | Extracurrculars: 23 Tuition & acceptance rate listed
Butte Central Catholic High School
(Catholic)
9 S Idaho St
Butte, MT 59701
(406) 782-6761
Butte, MT 59701
(406) 782-6761
Gr: 9-12 | 97 students
Loyola Sacred Heart High School
(Catholic)
320 Edith St
Missoula, MT 59801
(406) 549-6101
Missoula, MT 59801
(406) 549-6101
Gr: 9-12 | 181 students Tuition listed
St. Andrew School
(Catholic)
1900 Flowerree St.
Helena, MT 59601
(406) 449-3201
Helena, MT 59601
(406) 449-3201
Gr: K-12 | 174 students Tuition listed
Great Falls Central Catholic High School ![Great Falls Central Catholic High School Photo]( "Great Falls Central Catholic High School Photo")
(Catholic)
2800 18th Ave S
Great Falls, MT 59405
(406) 216-3344
Great Falls, MT 59405
(406) 216-3344
Gr: 9-12 | 69 students Avg. class size: 15 students Sports: 10 | Extracurrculars: 5 Tuition & acceptance rate listed
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