The average private preschool endowment in Idaho is $53.8M (2026).
The private preschool in Idaho with the highest endowment is Challenger School - Boise, with a endowment of $200M.
Endowment Range: $2.3M
$200M
Avg. Endowment: $53.8M
Average 草榴社区 Preschool endowment in Idaho (2026)
School
Endowment
Grades
Location
Rank: #11.
Challenger School - Boise ![Challenger School - Boise Photo Challenger School - Boise Photo]()

Daycare / Preschool
Endowment: $200 M
Grades: NS-1
5551 W. Bloom Street
Boise, ID 83703
(208) 338-9500
Boise, ID 83703
(208) 338-9500
Rank: #22.
Endowment: $8.7 M
Grades: PK-12
Po Box 2118
Sun Valley, ID 83353
(208) 622-3960
Sun Valley, ID 83353
(208) 622-3960
Rank: #33.
Endowment: $4 M
Grades: PK-12
5521 E Warm Springs Ave
Boise, ID 83716
(208) 424-5000
Boise, ID 83716
(208) 424-5000
Rank: #44.
Endowment: $2.3 M
Grades: NS-8
412 N Monroe St
Moscow, ID 83843
(208) 882-2121
Moscow, ID 83843
(208) 882-2121
Frequently Asked Questions
What is the Idaho average private preschools endowment?
The Idaho average private preschools endowment is $53.8M for 2026.
What are the private preschools with the highest endowment in Idaho?
The top-ranked private preschools in Idaho include Challenger School - Boise, Sun Valley Community School and Riverstone International School.
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