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²ÝÁñÉçÇø School Review - Established 2003
Oregon Episcopal School Top 3 · Highest Avg. SAT Score (OR)
Catlin Gabel School Top 3 · Highest Avg. SAT Score (OR)
Christa McAuliffe Academy School of Arts&Sciences (Worldwide) Top 3 · Most AP Courses (OR)

Oldest ²ÝÁñÉçÇø High Schools in Oregon

The average private high school in Oregon was founded around 1974 (2026-27).
The oldest private high school in Oregon is St. Mary 's Academy, founded in 1859.

Quick Facts (2026-27)

  • # OR Schools Ranked: 93
  • Top 20 Range (Year Founded): 1859–1963
  • OR School Avg.: 1974
  • National School Avg.: 1967

Quick Facts (2026-27)

  • # OR Schools Ranked: 93
  • Top 20 Range (Year Founded): 1859–1963
  • OR School Avg.: 1974
  • National School Avg.: 1967
Show school map — Oregon (year founded range: 1859–1963, avg 1974)
Year Founded Range: 1859 1974 Avg. Year Founded: 1945

Oldest ²ÝÁñÉçÇø High Schools in Oregon (2026-27)

Showing 93 schools
St. Mary 's Academy Photo
#1St. Mary 's Academy
Gr: 9-12
Avg. class size: 20 students
Sports: 15 | Extracurriculars: 17
All-girls (Catholic)
1615 S.W. Fifth Avenue
Portland, OR 97201
(503) 228-8306
1859year founded
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St. Mary's Of Medford Photo
#2St. Mary's Of Medford
Gr: 5-12 | 529 students
Avg. class size: 18 students
Sports: 13 | Extracurriculars: 16
Catholic
816 Black Oak Drive
Medford, OR 97504
(541) 773-7877
(1)
1865year founded
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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)
1869year founded
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Map of Livingstone Adventist Academy
#4Livingstone Adventist Academy
Gr: PK-12 | 137 students
Avg. class size: 17 students
Sports: 3
Seventh Day Adventist
5771 Fruitland Road NE
Salem, OR 97317
(503) 363-9408
1898year founded
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Valley Catholic High School Photo
#5Valley Catholic High School
Gr: NS-12 | 370 students
Avg. class size: 18 students
Sports: 12
Catholic
4275 SW 148th Ave
Beaverton, OR 97078
(503) 644-3745
1903year founded
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Map of Rogue Valley Adventist Academy
#6Rogue Valley Adventist Academy
Gr: K-12 | 139 students
Seventh Day Adventist
3675 S Stage Rd
Medford, OR 97501
(541) 773-2988
(1)
1908year founded
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Portland Adventist Academy Photo
#7Portland Adventist Academy
Gr: 9-12 | 170 students
Avg. class size: 16 students
Sports: 6 | Extracurriculars: 14
Seventh Day Adventist
1500 SE 96th Avenue
Portland, OR 97216
(503) 255-8372
(9)
1910year founded
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Tualatin Valley Academy Photo
#8Tualatin Valley Academy
Gr: PK-12 | 216 students
Avg. class size: 20 students
Sports: 3 | Extracurriculars: 6
Seventh Day Adventist
7405 E Main Street
Hillsboro, OR 97123
(503) 649-5518
1916year founded
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Canyonville Academy Photo
#9Canyonville Academy
Gr: 9-12 | 42 students
Avg. class size: 10 students
Sports: 8 | Extracurriculars: 4
Christian
250 E 1st St
Canyonville, OR 97417
(541) 839-4401
1924year founded
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Map of Central Catholic High School
#10Central Catholic High School
Gr: 9-12 | 845 students
Avg. class size: 26 students
Catholic
2401 Se Stark St
Portland, OR 97214
(503) 235-3138
1939year founded
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Salem Academy Christian Schools Photo
#11(°Õ11–T12)Salem Academy Christian Schools
Gr: PK-12 | 796 students
Avg. class size: 20 students
Sports: 11 | Extracurriculars: 6
Christian
942 Lancaster Drive NE
Salem, OR 97301
(503) 378-1219
1945year founded
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Map of Western Christian School
#11(°Õ11–T12)Western Christian School
Gr: 6-12 | 140 students
Avg. class size: 15 students
Sports: 6 | Extracurriculars: 8
Mennonite
9045 Wallace Road Nw
Salem, OR 97304
(503) 363-2000
(1)
1945year founded
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Columbia Christian Schools Photo
#13(°Õ13–T14)Columbia Christian Schools
Gr: PK-12 | 301 students
Sports: 5 | Extracurriculars: 4
Church of Christ
9101 E Burnside St.
Portland, OR 97216
(503) 252-8577
(8)
1947year founded
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Portland Christian Middle & High School Photo
#13(°Õ13–T14)Portland Christian Middle & High School
Gr: 6-12 | 350 students
Avg. class size: 15 students
Sports: 8 | Extracurriculars: 10
Christian
12425 NE San Rafael Street
Portland, OR 97230
(503) 867-9214
(4)
1947year founded
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Map of Milo Adventist Academy
#15Milo Adventist Academy
Gr: 9-12 | 91 students
Seventh Day Adventist
Po Box 278
Days Creek, OR 97429
(541) 825-3200
1955year founded
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Jesuit High School Photo
#16Jesuit High School
Gr: 9-12 | 1,301 students
Sports: 12 | Extracurriculars: 3
Catholic
9000 Sw Beaverton-hillsdale Hwy
Portland, OR 97225
(503) 292-2336
1956year founded
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Catlin Gabel School Photo
#17Catlin 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
1957year founded
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Trinity Lutheran School Photo
#18Trinity Lutheran School
Gr: PK-12 | 679 students
Avg. class size: 20 students
Sports: 6 | Extracurriculars: 14
Lutheran Church Missouri Synod
2550 NE Butler Market Road
Bend, OR 97701
(541) 382-1850
(4)
1959year founded
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New Hope Christian School Photo
#19New Hope Christian School
Gr: PK-12 | 217 students
Avg. class size: 15 students
Sports: 5 | Extracurriculars: 4
5961 New Hope Rd
Grants Pass, OR 97527
(541) 476-4588
(4)
1961year founded
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Map of Regis High School
#20Regis High School
Gr: 9-12
Avg. class size: 20 students
Sports: 12
Catholic
550 West Regis Street
Stayton, OR 97383
(503) 769-2159
1963year founded
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Map of Yourth Progress Learning Center
#21Yourth Progress Learning Center
Gr: 7-12 | 22 students
Avg. class size: 10 students
All-boys | Alternative School
2020 SE Powell Blvd
Portland, OR 97202
(503) 233-6121
1964year founded
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La Salle Catholic College Preparatory Photo
#22La Salle Catholic College Preparatory
Gr: 9-12 | 702 students
Avg. class size: 22 students
Sports: 16 | Extracurriculars: 14
Catholic
11999 SE Fuller Rd
Portland, OR 97222
(503) 659-4155
1966year founded
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Map of Rosemary Anderson High School East
#23(°Õ23–T24)Rosemary Anderson High School East
Gr: 6-12 | 510 students
Alternative School
2208 Se 182nd Ave
Portland, OR 97233
(503) 797-7222
1967year founded
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Willamette Valley Christian School Photo
#23(°Õ23–T24)Willamette Valley Christian School
Gr: PK-12 | 223 students
Avg. class size: 14 students
Sports: 4
Christian
9075 Pueblo Avenue NE
Salem, OR 97305
(503) 393-5236
(3)
1967year founded
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Map of J Bar J Learning Centers
#25(°Õ25–T26)J Bar J Learning Centers
Gr: 8-12 | 19 students
All-boys | Alternative School
62895 Hamby Rd
Bend, OR 97701
(541) 389-1409
1968year founded
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Marist Catholic High School Photo
#25(°Õ25–T26)Marist Catholic High School
Gr: 9-12 | 385 students
Avg. class size: 20 students
Catholic
1900 Kingsley Rd
Eugene, OR 97401
(541) 685-2234
(3)
1968year founded
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Map of Pitch Program (wed To Be Youth Shelter)
#27Pitch Program (wed To Be Youth Shelter)
Gr: 6-11 | 7 students
Alternative School
2655 Martin Luther King Jr Blvd
Eugene, OR 97401
(541) 790-2583
1970year founded
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Map of Coic - La Pine
#28Coic - La Pine
Gr: 10-12 | 39 students
Alternative School
16493 Bluewood
La Pine, OR 97739
(541) 706-1458
1972year founded
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Edison High School Photo
#29(°Õ29–T32)Edison High School
Gr: 9-12 | 140 students
Avg. class size: 9 students
Sports: 13
Special Education School
9020 SW Beaverton Hillsdale Hwy
Portland, OR 97225
(503) 297-2336
1973year founded
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Map of King's Academy Christian School
#29(°Õ29–T32)King's Academy Christian School
Gr: 7-12 | 12 students
All-boys | Specialized Curriculum (Christian)
1201 Jq Adams St
Oregon City, OR 97045
(503) 656-9444
1973year founded
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North Clackamas Christian School Photo
#29(°Õ29–T32) North Clackamas Christian School
Gr: PK-12 | 301 students
Avg. class size: 22 students
Sports: 5 | Extracurriculars: 9
Christian
19575 Sebastian Way
Oregon City, OR 97045
(503) 655-5961
1973year founded
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Map of Southwest Christian School
#29(°Õ29–T32)Southwest Christian School
Gr: PK-12 | 351 students
Avg. class size: 17 students
Sports: 6
Christian
14605 SW Weir Road
Beaverton, OR 97007
(503) 524-8000
1973year founded
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Map of Fora Health Alternative School
#33(°Õ33–T35)Fora Health Alternative School
Gr: 8-12 | 13 students
All-boys | Alternative School
1312 SW Washington St
Portland, OR 97205
(503) 535-1150
1974year founded
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Map of Grace Cascade Christian Schools
#33(°Õ33–T35)Grace Cascade Christian Schools
Gr: PK-12 | 737 students
Sports: 6
Christian
855 Chevy Way
Medford, OR 97504
(541) 608-1331
(1)
1974year founded
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Mannahouse Christian Academy Photo
#33(°Õ33–T35)Mannahouse Christian Academy
Gr: NS-12 | 363 students
Avg. class size: 24 students
Sports: 5 | Extracurriculars: 10
Christian
9200 NE Fremont
Portland, OR 97220
(503) 252-5207
(23)
1974year founded
View Profile
Show 58 more private schools in Oregon (out of 93 total schools)
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Frequently Asked Questions

What is the Oregon average private high schools founding year?
The Oregon average private high schools founding year is 1974 for 2026-27.
What are the private high schools with oldest founding year in Oregon?
The top ranked private high schools in Oregon include St. Mary 's Academy, St. Mary's Of Medford and Oregon Episcopal School.

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