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.

Average Private School endowment in Idaho

The average private school endowment in Idaho is $10M (2025).
The private school in Idaho with the highest endowment is Challenger School - Boise, with a endowment of $200M.
Endowment Range: $2.3M $200M Avg. Endowment: $45.6M

Average Private School endowment in Idaho (2025)

School
Endowment
Grades
Location
Rank: #11.
Challenger School - Boise
Challenger School - Boise Photo
Daycare / Preschool
Endowment: $200 M
Grades: NS-1
5551 W. Bloom Street
Boise, ID 83703
(208) 338-9500
Rank: #2 - 32. - 3.
Little Miracles
Daycare / Preschool (Christian)
Endowment: $50 M
Grades: K
439 N Star Rd
Star, ID 83669
(208) 286-0388
Rank: #2 - 32. - 3.
Logan Christian Academy
Alternative School (Christian)
Endowment: $50 M
Grades: K-7
219 N Roosevelt St
Boise, ID 83706
(208) 912-2783
Rank: #44.
Bishop Kelly High School
Bishop Kelly High School Photo
(Catholic)
Endowment: $10 M
Grades: 9-12
7009 Franklin Rd
Boise, ID 83709
(208) 375-6010
Rank: #55.
Endowment: $4 M
Grades: PK-12
5521 E Warm Springs Ave
Boise, ID 83716
(208) 424-5000
Rank: #66.
Endowment: $3 M
Grades: PK-12
Po Box 2118
Sun Valley, ID 83353
(208) 622-3960
Rank: #77.
St. Mary's Catholic School
(Catholic)
(1)
Endowment: $2.3 M
Grades: NS-8
412 N Monroe St
Moscow, ID 83843
(208) 882-2121

Frequently Asked Questions

What is the Idaho average private schools endowment?
The Idaho average private schools endowment is $10M for 2025.
What are the private schools with the highest endowment in Idaho?
The top ranked private schools in Idaho include Challenger School - Boise, Little Miracles and Logan Christian Academy.
What is private high school and private elementary school with the highest endowment in Idaho?
The private high school with the highest endowment in Idaho is Bishop Kelly High School, with a value of $10.0M. The private elementary school with the highest endowment is Challenger School - Boise, with a value of $200.0M.

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