For the 2025-26 school year, there are 6 catholic private high schools serving 1,511 students in Idaho. You can also find more religiously affiliated schools in Idaho.
The top ranked catholic private high schools in Idaho include St. Dominic School and Bishop Kelly High School.
The average acceptance rate is 96%, which is higher than the Idaho private high school average acceptance rate of 85%.
Top Ranked Catholic Private High Schools in Idaho (2025-26)
School
Location
Quick Facts
Bishop Kelly High School![Bishop Kelly High School Photo]( "Bishop Kelly High School Photo")
(Catholic)
7009 Franklin Rd
Boise, ID 83709
(208) 375-6010
Boise, ID 83709
(208) 375-6010
Gr: 9-12 | 945 students Avg. class size: 21 students Sports: 19 | Extracurrculars: 32 Tuition & acceptance rate listed
St. Dominic School
All-girls (Catholic)
20274 W Riverview Dr
Post Falls, ID 83854
(208) 773-7598
Post Falls, ID 83854
(208) 773-7598
Gr: K-12 | 228 students
Immaculate Conception Academy
All-boys (Catholic)
495 Lincoln St
Post Falls, ID 83854
(208) 773-2312
Post Falls, ID 83854
(208) 773-2312
Gr: K-12 | 176 students Sports: 4 | Extracurrculars: 4
15384 N Church Rd
Rathdrum, ID 83858
(208) 687-0290
Rathdrum, ID 83858
(208) 687-0290
Gr: K-12 | 44 students
St. John Bosco Academy
(Catholic)
122 Substation Rd
Cottonwood, ID 83522
(208) 962-5650
Cottonwood, ID 83522
(208) 962-5650
Gr: PK-12 | 108 students Avg. class size: 7 students Sports: 2 | Extracurrculars: 7 Tuition listed
St. Joseph Seminary
All-boys (Catholic)
15384 N Church Rd
Rathdrum, ID 83858
(208) 687-0290
Rathdrum, ID 83858
(208) 687-0290
Gr: 10-12 | 10 students
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