Private School Review - Established 2003
Oregon Episcopal School Top 3 · Highest Avg. SAT Score (OR)
The Delphian School Top 3 · Highest Avg. ACT Score (OR)
Catlin Gabel School Top 3 · Highest Avg. SAT Score (OR)

Average Private High School Endowment in Oregon

The average private high school endowment in Oregon is $0M (2026-27).
The private high school in Oregon with the highest endowment is The Delphian School, with a endowment of $47M.

Quick Facts (26-27)

  • # OR Schools Ranked: 4
  • Top 20 Range (Endowment): $1M–$47M
  • OR School Avg.: $33M
  • National School Avg.: $30M

Quick Facts (26-27)

  • # OR Schools Ranked: 4
  • Top 20 Range (Endowment): $1M–$47M
  • OR School Avg.: $33M
  • National School Avg.: $30M
Show school map — Oregon (endowment range: $1M–$47M, avg $33M)
Endowment Range: $1M $47M Avg. Endowment: $32.7M

Average Private High School Endowment in Oregon (2026-27)

Showing 4 schools
The Delphian School Photo
#1The Delphian School
Gr: PK-12 | 234 students
Avg. class size: 13 students
Sports: 6 | Extracurriculars: 36
Alternative School
20950 South West Rock Creek Road
Sheridan, OR 97378
(503) 843-3521
(6)
$47endowment
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Catlin Gabel School Photo
#2Catlin Gabel School
Gr: PK-12 | 788 students
Avg. class size: 15 students
Sports: 8 | Extracurriculars: 35
8825 SW Barnes Road
Portland, OR 97225
(503) 297-1894
$42endowment
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Oregon Episcopal School Photo
#3Oregon Episcopal School
Gr: PK-12 | 861 students
Avg. class size: 16 students
Sports: 10 | Extracurriculars: 59
Episcopal
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
(5)
$41endowment
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Map of Regis High School
#4Regis High School
Gr: 9-12
Avg. class size: 20 students
Sports: 12
Catholic
550 West Regis Street
Stayton, OR 97383
(503) 769-2159
$1endowment
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Frequently Asked Questions

What are the private high schools with the highest endowment in Oregon?
The top ranked private high schools in Oregon include The Delphian School, Catlin Gabel School and Oregon Episcopal School.

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