The average private high school endowment in Idaho is $7.6M (2026).
The private high school in Idaho with the highest endowment is Bishop Kelly High School, with a endowment of $10M.
Endowment Range: $4M
$10M
Avg. Endowment: $7.6M
Average Private High School endowment in Idaho (2026)
School
Endowment
Grades
Location
Rank: #11.
Bishop Kelly High School ![Bishop Kelly High School Photo]( "Bishop Kelly High School Photo")
(Catholic)
Endowment: $10 M
Grades: 9-12
7009 Franklin Rd
Boise, ID 83709
(208) 375-6010
Boise, ID 83709
(208) 375-6010
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
Frequently Asked Questions
What is the Idaho average private high schools endowment?
The Idaho average private high schools endowment is $7.6M for 2026.
What are the private high schools with the highest endowment in Idaho?
The top-ranked private high schools in Idaho include Bishop Kelly High School, Sun Valley Community School and Riverstone International School.
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