Riverstone International School Photo - Riverstone International School is the premier, IB day/boarding school in Boise for Preschool-Gr 12 students. The school's 14 acre campus is nestled between the Boise River and the Greenbelt in Southeast Boise.

Best Idaho Private Preschools Belonging to Northwest Association of Accredited Schools (2026)

For the 2026 school year, there are 5 private preschools belonging to Northwest Association of Accredited Schools serving 2,207 students in Idaho. You can also find more schools membership associations in Idaho.
The top-ranked private preschools belonging to Northwest Association of Accredited Schools in Idaho include Riverstone International School, Cornerstone Christian Academy, and Cole Valley Christian High School.
The average acceptance rate is 88%, which is same as the Idaho private preschool average acceptance rate of 88%.
60% of private preschools belonging to Northwest Association of Accredited Schools in Idaho are religiously affiliated (most commonly Christian and Lutheran Church Missouri Synod).

Top-Ranked Private Preschools Belonging to Northwest Association of Accredited Schools in Idaho (2026)

School
Location
Quick Facts
5521 E Warm Springs Ave
Boise, ID 83716
(208) 424-5000
Gr: PK-12 | 416 students Avg. class size: 15 students Sports: 10 | Extracurrculars: 21 Tuition & acceptance rate listed
Cole Valley Christian High School
Cole Valley Christian High School Photo
(Christian)
(8)
200 E Carlton Ave
Meridian, ID 83642
(208) 947-1212
Gr: NS-12 | 1,452 student Avg. class size: 24 students Sports: 14 | Extracurrculars: 12 Tuition & acceptance rate listed
Cornerstone Christian Academy
(Christian)
(1)
810 N. Chase Rd
Post Falls, ID 83854
(208) 773-5200
Gr: PK-7 | 200 students Avg. class size: 16 students Tuition & acceptance rate listed
Hope Lutheran School
(Lutheran Church Missouri Synod)
(1)
2071 12th Street
Idaho Falls, ID 83404
(208) 529-8080
Gr: PK-6 | 65 students Avg. class size: 12 students Sports: 4 Tuition listed
1480 S 500 W
Driggs, ID 83422
(208) 354-7898
Gr: PK-8 | 74 students Avg. class size: 13 students Sports: 1 Tuition listed

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