St. Mary 's Academy Photo

Oldest Private High Schools in Oregon

The average private high school in Oregon was founded around 1975 (2024-25).
The oldest private high school in Oregon is St. Mary 's Academy, founded in 1859.
Year Founded Range: 1859 1992 Avg. Year Founded: 1954

Oldest Private High Schools in Oregon (2024-25)

School
Founding Date
Grades
Location
Rank: #11.
St. Mary 's Academy
St. Mary 's Academy Photo
All-girls (Catholic)
Founding Date: 1859
Grades: 9-12
1615 S.W. Fifth Avenue
Portland, OR 97201
(503) 228-8306
Rank: #22.
St. Mary's Of Medford
St. Mary's Of Medford Photo
(Catholic)
(1)
Founding Date: 1865
Grades: 5-12
816 Black Oak Drive
Medford, OR 97504
(541) 773-7877
Rank: #33.
Oregon Episcopal School
Oregon Episcopal School Photo - Our beautiful 59-acre campus provides the perfect setting for open minds to inquire, explore, and grow in order to succeed in an ever-changing global community.
(Episcopal)
(5)
Founding Date: 1869
Grades: PK-12
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
Rank: #44.
Livingstone Adventist Academy
(Seventh Day Adventist)
Founding Date: 1898
Grades: PK-12
5771 Fruitland Road NE
Salem, OR 97317
(503) 363-9408
Rank: #55.
Valley Catholic High School
(Catholic)
Founding Date: 1903
Grades: NS-12
4275 SW 148th Ave
Beaverton, OR 97078
(503) 644-3745
Rank: #66.
Portland Adventist Academy
Portland Adventist Academy Photo - Experience Teamwork
(Seventh Day Adventist)
Founding Date: 1910
Grades: 9-12
1500 SE 96th Avenue
Portland, OR 97216
(971) 351-8984
Rank: #77.
Tualatin Valley Academy
Tualatin Valley Academy Photo - Kindergarten students in the classroom
(Seventh Day Adventist)
Founding Date: 1916
Grades: PK-11
7405 E Main Street
Hillsboro, OR 97123
(503) 649-5518
Rank: #88.
Canyonville Academy
Canyonville Academy Photo - Hinn Hall Girls' Dormitory
(Christian)
Founding Date: 1924
Grades: 9-12
250 E 1st St
Canyonville, OR 97417
(541) 839-4401
Rank: #9 - 109. - 10.
Salem Academy Christian Schools
Salem Academy Christian Schools Photo - Salem Academy Entrance
(Christian)
Founding Date: 1945
Grades: PK-12
942 Lancaster Drive NE
Salem, OR 97301
(503) 378-1219
Rank: #9 - 109. - 10.
Western Christian School
(Mennonite)
(1)
Founding Date: 1945
Grades: 6-12
9045 Wallace Road Nw
Salem, OR 97304
(503) 363-2000
Rank: #1111.
Portland Christian Jr./Sr. High School
Portland Christian Jr./Sr. High School Photo - Jr/Sr High School students at a 2023 school assembly
(Christian)
(2)
Founding Date: 1947
Grades: 6-12
12425 NE San Rafael Street
Portland, OR 97230
(503) 867-9214
Rank: #1212.
Catlin Gabel School
Catlin Gabel School Photo - Catlin Gabel is recognized as one of the finest schools in the nation. When students step onto our 67-acre campus, they find themselves in the center of our educational experience-fir trees, meadows, and apple orchard, as well as multimedia classrooms, a creative arts center, state-of-the-art science labs, divisional libraries, soccer fields, tennis courts, an outdoor track, and much more.
Founding Date: 1957
Grades: PK-12
8825 SW Barnes Road
Portland, OR 97225
(503) 297-1894
Rank: #1313.
Trinity Lutheran School
Trinity Lutheran School Photo - Trinity Lutheran School campus in NE Bend
(Lutheran Church Missouri Synod)
(4)
Founding Date: 1959
Grades: PK-12
2550 NE Butler Market Road
Bend, OR 97701
(541) 382-1850
Rank: #1414.
New Hope Christian Schools
New Hope Christian Schools Photo - New Hope Christian School is located in the beautiful Rogue Valley.
(4)
Founding Date: 1961
Grades: PK-12
5961 New Hope Rd
Grants Pass, OR 97527
(541) 476-4588
Rank: #1515.
Founding Date: 1966
Grades: 9-12
11999 SE Fuller Rd
Portland, OR 97222
(503) 659-4155
Rank: #1616.
Willamette Valley Christian School
Willamette Valley Christian School Photo - Pastor Appreciation Breakfast
(Christian)
(3)
Founding Date: 1967
Grades: PK-12
9075 Pueblo Avenue NE
Salem, OR 97305
(503) 393-5236
Rank: #1717.
Marist Catholic High School
Marist Catholic High School Photo
(Catholic)
(3)
Founding Date: 1968
Grades: 9-12
1900 Kingsley Rd
Eugene, OR 97401
(541) 685-2234
Rank: #18 - 2018. - 20.
Edison High School
Edison High School Photo - Entrance to Edison.
Special Education School
Founding Date: 1973
Grades: 9-12
9020 SW Beaverton Hillsdale Hwy
Portland, OR 97225
(503) 297-2336
Rank: #18 - 2018. - 20.
North Clackamas Christian School
North Clackamas Christian School Photo
(Christian)
Founding Date: 1973
Grades: PK-12
19575 Sebastian Way
Oregon City, OR 97045
(503) 655-5961
Rank: #18 - 2018. - 20.
Southwest Christian School
(Christian)
Founding Date: 1973
Grades: PK-12
14605 SW Weir Road
Beaverton, OR 97007
(503) 524-8000
Rank: #2121.
Grace Cascade Christian Schools
(Christian)
(1)
Founding Date: 1974
Grades: PK-12
855 Chevy Way
Medford, OR 97504
(541) 608-1331
Rank: #22 - 2322. - 23.
The Delphian School
The Delphian School Photo - At The Delphian School, teachers don`t lecture in front of a blackboard while students frantically take notes. At our school, students learn at their own pace and study independently with a personalized program that is specifically designed to satisfy their specific needs and interests.
Alternative School
(6)
Founding Date: 1976
Grades: K-12
20950 South West Rock Creek Road
Sheridan, OR 97378
(503) 843-3521
Rank: #22 - 2322. - 23.
Faith Bible Christian School
(Christian)
Founding Date: 1976
Grades: PK-12
8975 NE Walker Rd #120
Beaverton, OR 97006
(503) 681-8254
Rank: #24 - 2524. - 25.
Creswell Christian School
(Christian)
(1)
Founding Date: 1977
Grades: PK-12
597 S. Front St
Creswell, OR 97426
(541) 729-7345
Rank: #24 - 2524. - 25.
Horizon Christian School
Horizon Christian School Photo - Traditional first game of the soccer season is against Troutlake Public School in Washington.
(Christian)
Founding Date: 1977
Grades: PK-12
700 Pacific Ave
Hood River, OR 97031
(541) 387-3200
Rank: #2626.
Santiam Christian School
(4)
Founding Date: 1979
Grades: PK-12
7220 Northeast Arnold Avenue
Corvallis, OR 97330
(541) 745-5224
Rank: #2727.
Horizon Christian School
Horizon Christian School Photo - "Where everybody is somebody and Jesus is all." Discover Horizon Christian School, where we offer Christ-centered education for the whole family-from Preschool through High School!
(Christian)
(2)
Founding Date: 1980
Grades: PK-12
23370 SW Boones Ferry Rd.
Tualatin, OR 97062
(503) 783-6642
Rank: #2828.
Westside Christian High School
Westside Christian High School Photo - SeniorRetreat2017
(Christian)
(4)
Founding Date: 1981
Grades: 9-12
8200 SW Pfaffle St.
Portland, OR 97223
(503) 697-4711
Rank: #2929.
Portland Waldorf School
Portland Waldorf School Photo
Waldorf School
(1)
Founding Date: 1982
Grades: NS-12
2300 SE Harrison St
Portland, OR 97222
(503) 654-2200
Rank: #3030.
Harvest Christian Academy
(Assembly of God)
Founding Date: 1983
Grades: PK-12
3720 Birch St
Baker City, OR 97814
(541) 523-4233
Rank: #3131.
C.S. Lewis Academy
C.S. Lewis Academy Photo - See You at the Pole 2019
(Christian)
(6)
Founding Date: 1985
Grades: K-12
1605 N College St
Newberg, OR 97132
(503) 538-0114
Rank: #3232.
Oregon Outreach
Alternative School
Founding Date: 1988
Grades: 9-12
2215 N Lombard Street
Portland, OR 97217
(503) 281-9597
Rank: #3333.
Crosspoint Christian School
(Christian)
Founding Date: 1989
Grades: PK-12
5000 Hosanna Way
Klamath Falls, OR 97603
(541) 882-7732
Rank: #3434.
Brighton Academy
(1)
Founding Date: 1990
Grades: PK-12
1121 N.E. 7th Street
Grants Pass, OR 97526
(541) 474-6865
Rank: #35 - 3635. - 36.
Central Christian School
Central Christian School Photo - Head of school, Elisa Carlson, presents diplomas to the graduating class.
(Christian)
Founding Date: 1992
Grades: PK-12
2731 SW Airport Way
Redmond, OR 97756
(541) 548-7803
Show 27 more private schools in OR (out of 62 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 1975 for 2024-25.
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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