Boarding School Review - Established 2003
Oregon Episcopal School
St. Mary's School
Wy'East Mountain Academy

Oregon Boarding Schools

Oregon has 4 boarding schools serving 1,667 students.
Average tuition in Oregon is $67,863, based on 4 reporting schools, against a national average of $66,864.
On average, 39% of students are on financial aid, based on 4 reporting schools, 4 points below the national average of 43%.
Classes average 15 students, based on 4 reporting schools, compared with 12 nationally.
You can also browse our full boarding school directory or specify additional search criteria.

Quick Facts (26-27)

  • # Boarding Schools: 4
  • # Students Served: 1,667
  • Average Tuition: $67,863
  • % Students on Financial Aid: 39%
  • Average Class Size: 15 students
  • % Faculty w/Advanced Degree: 65%
  • % Students Boarding: 51%
  • % International Students: 17%
  • % Students of Color: 26%

Quick Facts (26-27)

  • # Boarding Schools: 4
  • # Students Served: 1,667
  • Average Tuition: $67,863
  • % Students on Financial Aid: 39%
  • Average Class Size: 15 students
  • % Faculty w/Advanced Degree: 65%
  • % Students Boarding: 51%
  • % International Students: 17%
  • % Students of Color: 26%

Top Oregon Boarding Schools (2026-27)

View top ranked boarding schools nationwide:

Delphian School Photo - Delphian is located just one hour from Portland, OR. on a large 720 acre wooded campus. The residential community is in constant motion, alive with students from all around the world.
Delphian School
Gr: 5-12 | PK-12 (day) | 220 students
Student-teacher ratio: 10:1
Avg. class size: 13 students
Acceptance rate: 53%
Tuition listed
20950 SW Rock Creek Road
Sheridan, OR 97378
(503) 843-3521
(28)
View Profile
Oregon Episcopal School Photo - Since 1869, our mission has been to inspire intellectual, physical, social, emotional, artistic, and spiritual growth so that students realize their power for good as citizens of local and world communities.
Oregon Episcopal School
Gr: 9-12, PG | PK-12, PG (day) | 875 students
Student-teacher ratio: 7:1
Avg. class size: 16 students
Tuition listed
Episcopal
6300 SW Nicol Road
Portland, OR 97223
(503) 768-3115
View Profile
St. Mary's School Photo
St. Mary's School
Gr: 6-12 | 5-12 (day) | 504 students
Student-teacher ratio: 10:1
Avg. class size: 15 students
Tuition listed
Catholic
816 Black Oak Drive
Medford, OR 97504
(541) 773-7877
View Profile
Wy'East Mountain Academy Photo
Wy'East Mountain Academy
Gr: 7-12, PG | 68 students
Student-teacher ratio: 15:1
Avg. class size: 15 students
Acceptance rate: 100%
Tuition listed
59550 East Highway 26
Sandy, OR 97055
(503) 622-8931
(5)
View Profile
4
Boarding Schools
+100.0% (+2 schools) 11-yr
1,667
Students
+47.4% (+536 students) 11-yr
$66,488
Avg. Tuition
+19.9% (+$11,025) 6-yr
14
Avg. Class Size
-10.9% (-2 students) 6-yr
28%
Students of Color
+17.2% (+4.1 pp) 6-yr
11:1
Student-Teacher Ratio
+93.3% (+5.3) 6-yr

Historical Statistics Overview

This State (OR)
US (avg. per state)
# Schools
4 Schools
6.4 Schools

Showing 2016–2025. Full 12-year historical data available below ↓

Trends in Total Number of Boarding Schools

YearOregon (OR) TotalUS Avg per State
202546.4
202446.2
202346.0
202245.9
202145.7
202035.4
201935.4
201825.2
201725.1
201624.9
201525.0
201425.0
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# Students
1,667 Students
2,517 Students

Showing 2016–2025. Full 12-year historical data available below ↓

Trends in Total Number of Boarding School Students

YearOregon (OR) TotalUS Avg per State
20251,6672,517
20241,6632,453
20231,6692,367
20221,6592,384
20211,6612,278
20201,1422,144
20191,1422,197
20181,1002,146
20171,1392,100
20161,1391,980
20151,1311,985
20141,1311,962
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Academics and Faculty

This State (OR)
US
Average Student-Teacher Ratio
11:1
8:1

Trends in Average Student-Teacher Ratio

YearOregon (OR) AvgNational Avg
202511:18:1
20247:17:1
20237:17:1
20227:17:1
20217:17:1
20206:17:1
20196:17:1
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% Faculty with Advanced Degree
64%
69%

Trends in Average % Faculty with Advanced Degrees

YearOregon (OR) AvgNational Avg
202564%69%
202464%68%
202364%69%
202264%68%
202165%67%
202060%66%
201960%65%
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Academic Programs

This State (OR)
US
Avg. AP Courses
14
22

Trends in Average Number of AP Courses Offered

YearOregon (OR) AvgNational Avg
20251422
20241322
20231322
20221322
20211322
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Avg. IB Courses
None reported
28
Avg. Class Size
14
13

Trends in Average Class Size

YearOregon (OR) AvgNational Avg
20251413
20241413
20231513
20221513
20211513
20201512
20191613
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Academic Performance

West Region*
US
* Fewer than 3 schools in Oregon report these figures, so the West regional average is shown.
Avg. SAT Score
1289
1271

Regional Trends (West) in Average SAT Score

YearWest Region AvgNational Avg
202512891271
202412921274
202313161278
202213061276
202113031277
202013041273
201912991271
201813051273
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Avg. ACT Score
27
27

Showing 2016–2025. Full 12-year historical data available below ↓

Regional Trends (West) in Average ACT Score

YearWest Region AvgNational Avg
20252727
20242727
20232727
20222727
20212627
20202727
20192727
20182626
20172726
20162726
20152626
20142625
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Avg. Acceptance Rate
60%
59%

Showing 2016–2025. Full 12-year historical data available below ↓

Regional Trends (West) in Average Acceptance Rate

YearWest Region AvgNational Avg
202560%59%
202458%57%
202357%57%
202256%56%
202156%56%
202056%55%
201956%55%
201855%55%
201755%54%
201655%53%
201555%54%
201453%54%
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Tuition and Finances

This State (OR)*
US
* Fewer than 3 schools in Oregon report Avg. Tuition (International), Avg. Financial Aid Grant and Avg. Endowment, so the West regional average is shown for those rows.
Avg. Tuition (Boarding)
$66,488
$64,455

Trends in Average Tuition Cost

YearOregon (OR) AvgNational Avg
2025$66,488$64,455
2024$64,188$62,584
2023$61,661$60,415
2022$60,161$58,343
2021$58,504$57,017
2020$58,005$55,760
2019$55,463$54,186
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Avg. Tuition (Day)
$30,448
$38,004

Trends in Average Day Student Tuition

YearOregon (OR) AvgNational Avg
2025$30,448$38,004
2024$32,061$36,732
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Avg. Tuition (International)
$66,137
$62,450

Showing 2016–2025. Full 12-year historical data available below ↓

Regional Trends (West) in Average International Student Tuition

YearWest Region AvgNational Avg
2025$66,137$62,450
2024$67,249$59,956
2023$66,086$57,872
2022$61,462$56,738
2021$55,229$54,097
2020$54,387$52,930
2019$52,863$51,250
2018$50,581$47,647
2017$47,903$45,370
2016$46,541$45,211
2015$44,985$45,218
2014$48,151$45,073
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Avg. Financial Aid Rate
36%
42%

Trends in Average Financial Aid Rate

YearOregon (OR) AvgNational Avg
202536%42%
202436%41%
202336%41%
202236%40%
202128%40%
202028%39%
201928%38%
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Avg. Financial Aid Grant
$29,142
$27,075

Showing 2016–2025. Full 12-year historical data available below ↓

Regional Trends (West) in Average Financial Aid Grant

YearWest Region AvgNational Avg
2025$29,142$27,075
2024$28,299$26,722
2023$26,866$26,202
2022$27,871$26,183
2021$27,111$26,267
2020$27,643$26,166
2019$25,717$26,311
2018$24,249$25,365
2017$22,962$24,537
2016$21,830$23,339
2015$20,929$22,851
2014$21,214$22,694
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Avg. Endowment
$51 MM
$84 MM

Showing 2016–2025. Full 12-year historical data available below ↓

Regional Trends (West) in Average School Endowment

YearWest Region AvgNational Avg
2025$51 MM$84 MM
2024$49 MM$83 MM
2023$47 MM$77 MM
2022$46 MM$73 MM
2021$43 MM$73 MM
2020$41 MM$67 MM
2019$39 MM$67 MM
2018$36 MM$72 MM
2017$37 MM$71 MM
2016$29 MM$68 MM
2015$29 MM$67 MM
2014$28 MM$64 MM
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Student Diversity

This State (OR)
US
% Students of Color
28%
30%

Trends in Average % Students of Color

YearOregon (OR) AvgNational Avg
202528%30%
202428%29%
202322%29%
202222%27%
202122%27%
202024%26%
201924%24%
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% International Students
17%
27%

Trends in Average % International Students

YearOregon (OR) AvgNational Avg
202517%27%
202417%27%
202318%26%
202218%26%
202118%25%
202020%25%
201920%26%
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% Boarding Students
51%
59%

Trends in Average % Boarding Students

YearOregon (OR) AvgNational Avg
202551%59%
202455%60%
202351%61%
202251%61%
202151%61%
202064%62%
201964%62%
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Download state snapshot: CSV | XML | JSON Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission.

Frequently Asked Questions

How many boarding schools are located in Oregon?
There are 4 college-preparatory boarding schools located in Oregon.
What is the average tuition cost of boarding school in Oregon?
The average Oregon boarding school tuition cost is $67,863 per year.
What is the oldest boarding school in Oregon?
St. Mary's School, founded in 1865, is the oldest boarding school in Oregon.
What boarding school in Oregon has the lowest acceptance rates?
Delphian School has the lowest boarding school acceptance rate (53%) in Oregon.
What boarding school in Oregon has the highest average SAT scores?
St. Mary's School has the highest average SAT scores (1320) in Oregon.
Which boarding schools in Oregon are often viewed compared to one another?
Popular comparisons of boarding schools in Oregon include: Wy'East Mountain Academy vs. Delphian School

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