For the 2025 school year, there are 8 private high schools serving 2,281 students in Boise, ID.
The top ranked private high schools in Boise, ID include Riverstone International School, Bishop Kelly High School, and Cole Valley Christian School.
The average acceptance rate is 89%, which is higher than the Idaho private high school average acceptance rate of 86%.
Top Ranked Boise Private High Schools (2025)
School
Location
Grades
Students
5521 E Warm Springs Ave
Boise, ID 83716
(208) 424-5000
Boise, ID 83716
(208) 424-5000
Grades: PK-12
| 416 students
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
Grades: 9-12
| 945 students
Cole Valley Christian School
(Christian)
8775 W Ustick Rd
Boise, ID 83704
(208) 947-1212
Boise, ID 83704
(208) 947-1212
Grades: 7-12
| 513 students
Foothills School of Arts & Sciences![Foothills School of Arts & Sciences Photo - Foothills students become capable and confident learners during their time at Foothills! Foothills allows students to share their voice, empowers them to become critical thinkers and open-minded listeners, and promotes a positive school culture where everyone is valued. Foothills School of Arts & Sciences Photo - Foothills students become capable and confident learners during their time at Foothills! Foothills allows students to share their voice, empowers them to become critical thinkers and open-minded listeners, and promotes a positive school culture where everyone is valued.]()

Special Program Emphasis
601 South 9th Street
Boise, ID 83702
(208) 331-9260
Boise, ID 83702
(208) 331-9260
Grades: PK-9
| 158 students
5771 N Discovery Way
Boise, ID 83713
(208) 991-4376
Boise, ID 83713
(208) 991-4376
Grades: PK-12
| 79 students
Intermountain School & Hosp
Alternative School
303 N Allumbaugh St
Boise, ID 83704
(208) 350-2324
Boise, ID 83704
(208) 350-2324
Grades: 7-12
| 20 students
Petra Christian Academy
(Christian)
3080 Wildwood St
Boise, ID 83713
(208) 505-0066
Boise, ID 83713
(208) 505-0066
Grades: 1-9
| 24 students
Boise, Idaho Private Schools (Closed)
School
Location
Grades
Students
Five Mile Montessori (Closed 2021)
Montessori School
1439 S Weideman Ave
Boise, ID 83709
(208) 322-8981
Boise, ID 83709
(208) 322-8981
Grades: PK-K
| 14 students
Maranatha Christian School (Closed 2010)
(Assembly of God)
12000 W Fairview Ave
Boise, ID 83713
(208) 376-7272
Boise, ID 83713
(208) 376-7272
Grades: K-6
| 66 students
Frequently Asked Questions
What are the top ranked private high schools in Boise, ID?
The top ranked private high schools in Boise, ID include Riverstone International School, Bishop Kelly High School, and Cole Valley Christian School.
How many private high schools are located in Boise?
8 private high schools are located in Boise.
How diverse are private high schools in Boise?
Boise private high schools are approximately 17% minority students, which is higher than the Idaho private school average of 12%.
What percentage of private high schools are religiously affiliated in Boise?
Which private high schools in Boise are often viewed compared to one another?
Popular comparisons of private high schools in Boise include: Bishop Kelly High School vs. Riverstone International School, Riverstone International School vs. Bishop Kelly High School
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