Sun Valley Community School Photo - Students participate in four outdoor trips each year as a part of their school experience. We have over 50 years of experience in outdoor education with an Outdoor Leadership Academy for students who want to become leaders in the outdoor field.

Top 5 Best Idaho Private Schools Belonging to Other school association(s) (2025)

For the 2025 school year, there are 16 private schools belonging to Other school association(s) serving 1,819 students in Idaho. You can also find more schools membership associations in Idaho.
The top ranked private schools belonging to Other school association(s) in Idaho include Sun Valley Community School, Acton Academy Twin Falls, and Boise Valley Adventist School.
The average acceptance rate is 60%, which is lower than the Idaho private school average acceptance rate of 89%.
56% of private schools belonging to Other school association(s) in Idaho are religiously affiliated (most commonly Christian and Seventh Day Adventist).

Top Ranked Private Schools Belonging to Other school association(s) in Idaho (2025)

School
Location
Grades
Students
Acton Academy Twin Falls
Acton Academy Twin Falls Photo
Montessori School
1830 Addison Ave E
Twin Falls, ID 83301
(208) 420-9520
Grades: NS-10
| 36 students
Boise Valley Adventist School
Boise Valley Adventist School Photo - Tree Lighting program
(Seventh Day Adventist)
(1)
925 N Cloverdale Road
Boise, ID 83713
(208) 376-7141
Grades: PK-8
| 100 students
Holy Rosary Catholic School
Holy Rosary Catholic School Photo - It's a GREAT day at Holy Rosary!
(Catholic)
161 9th St
Idaho Falls, ID 83404
(208) 522-7781
Grades: PK-6
| 175 students
Lighthouse Christian School
(Christian)
960 Eastland Dr
Twin Falls, ID 83301
(208) 737-1425
Grades: PK-12
| 391 students
St. Marys School
(Catholic)
(1)
2620 W State St
Boise, ID 83702
(208) 342-7476
Grades: PK-8
| 180 students
Po Box 2118
Sun Valley, ID 83353
(208) 622-3960
Grades: PK-12
| 446 students
Boise Girls Academy: Teen Challenge PNW
Boise Girls Academy: Teen Challenge PNW Photo
All-girls (Christian)
(2)
1723 S. Horton St
Caldwell, ID 83605
(208) 546-0832
Grades: 7-12
| 29 students
Calvary Christian School
Calvary Christian School Photo - Coach giving direction
(Christian)
1210 N Middleton Rd
Nampa, ID 83651
(208) 467-9114
Grades: K-11
| 81 students
Gem State Adventist Academy
(Seventh Day Adventist)
16115 S Montana Ave
Caldwell, ID 83607
(208) 459-1627
Grades: 9-12
| 60 students
Hope Christian Academy
Special Education School (Christian)
7696 Old Bruneau Hwy
Marsing, ID 83639
(208) 896-4673
Grades: K-6
| 14 students
Montessori Academy On Parkcenter
Montessori School
649 E Parkcenter Blvd
Boise, ID 83706
(208) 344-0004
Grades: PK-K
| 136 students
Northwest Academy
Alternative School
139 Success Ln
Naples, ID 83847
(208) 267-7522
Grades: 12
| 40 students
Northwest Children's Home
Special Education School
419 22nd Ave
Lewiston, ID 83501
(208) 746-8206
Grades: 3-12
| 53 students
Northwest Childrens Home Education Center
Special Education School
602 13th St
Lewiston, ID 83501
(208) 746-8206
Grades: 1-12
| 55 students
Pend Oreille Valley Adventist School
(Seventh Day Adventist)
33820 Highway 41
Oldtown, ID 83822
(208) 437-2638
Grades: 1-8
| 23 students
Wisdom Ranch Vocational Gap Year
All-boys | Alternative School
4331 Champagne Creek Rd
Arco, ID 83213
(208) 527-8933
Grades: 10-12
| n/a students

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