For the 2026 school year, there are 12 private elementary schools belonging to Other school association(s) serving 1,583 students in Idaho. You can also find more schools membership associations in Idaho.
The top-ranked private elementary schools belonging to Other school association(s) in Idaho include Lighthouse Christian School, Boise Valley Adventist School, and Acton Academy Twin Falls.
The average acceptance rate is 68%, which is lower than the Idaho private elementary school average acceptance rate of 87%.
Top-Ranked Private Elementary Schools Belonging to Other school association(s) in Idaho (2026)
School
Location
Quick Facts
Acton Academy Twin Falls![Acton Academy Twin Falls Photo]( "Acton Academy Twin Falls Photo")
Montessori School
1830 Addison Ave E
Twin Falls, ID 83301
(208) 420-9520
Twin Falls, ID 83301
(208) 420-9520
Gr: NS-10 | 36 students Avg. class size: 15 students Sports: 1 Tuition & acceptance rate listed
925 N Cloverdale Road
Boise, ID 83713
(208) 376-7141
Boise, ID 83713
(208) 376-7141
Gr: PK-8 | 100 students Avg. class size: 20 students Sports: 3 | Extracurrculars: 2 Tuition listed
Holy Rosary Catholic School![Holy Rosary Catholic School Photo - It's a GREAT day at Holy Rosary!]( "Holy Rosary Catholic School Photo - It's a GREAT day at Holy Rosary!")
(Catholic)
161 9th St
Idaho Falls, ID 83404
(208) 522-7781
Idaho Falls, ID 83404
(208) 522-7781
Gr: PK-6 | 175 students Avg. class size: 20 students Extracurrculars: 7 Tuition listed
Lighthouse Christian School
(Christian)
960 Eastland Dr
Twin Falls, ID 83301
(208) 737-1425
Twin Falls, ID 83301
(208) 737-1425
Gr: PK-12 | 391 students Avg. class size: 20 students Sports: 8 Tuition listed
Northwest Childrens Home Education Center
Special Education School
602 13th St
Lewiston, ID 83501
(208) 746-8206
Lewiston, ID 83501
(208) 746-8206
Gr: 1-12 | 55 students Acceptance rate listed
2620 W State St
Boise, ID 83702
(208) 342-7476
Boise, ID 83702
(208) 342-7476
Gr: PK-8 | 180 students Avg. class size: 15 students Sports: 6 Tuition listed
Po Box 2118
Sun Valley, ID 83353
(208) 622-3960
Sun Valley, ID 83353
(208) 622-3960
Gr: PK-12 | 446 students Avg. class size: 15 students Sports: 21 | Extracurrculars: 11 Tuition & acceptance rate listed
1723 S. Horton St
Caldwell, ID 83605
(208) 546-0832
Caldwell, ID 83605
(208) 546-0832
Gr: 7-12 | 29 students Sports: 3 Tuition listed
Calvary Christian School![Calvary Christian School Photo - Coach giving direction]( "Calvary Christian School Photo - Coach giving direction")
(Christian)
1210 N Middleton Rd
Nampa, ID 83651
(208) 467-9114
Nampa, ID 83651
(208) 467-9114
Gr: K-11 | 81 students Avg. class size: 15 students Sports: 3 Tuition listed
Hope Christian Academy
Special Education School (Christian)
7696 Old Bruneau Hwy
Marsing, ID 83639
(208) 896-4673
Marsing, ID 83639
(208) 896-4673
Gr: K-6 | 14 students
Northwest Children's Home
Special Education School
419 22nd Ave
Lewiston, ID 83501
(208) 746-8206
Lewiston, ID 83501
(208) 746-8206
Gr: 3-12 | 53 students
Pend Oreille Valley Adventist School
(Seventh Day Adventist)
33820 Highway 41
Oldtown, ID 83822
(208) 437-2638
Oldtown, ID 83822
(208) 437-2638
Gr: 1-8 | 23 students Tuition listed
Recent Articles
How to Appeal for Financial Aid After Admission
Learn how to appeal for financial aid after admission to a private school, with expert steps, timelines, and 2026 updates for families.
Enrollment Trends 2026: Private School Admissions Outlook
Enrollment Trends 2026 analysis explains why private schools are seeing enrollment growth or decline and what families should know.
Extracurricular Sign-Ups: Choosing Clubs & Sports Wisely
A 2026 parent guide to extracurricular sign-ups, helping families choose clubs, sports, and activities before the school year begins.
