The Delphian School Photo - Delphian is on 720 acres in the beautiful coastal mountains of the Pacific Northwest in Oregon. Here 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.

Best Sheridan Private Schools (2026)

For the 2026 school year, there is 1 private school serving 229 students in Sheridan, OR (there are 3 public schools, serving 973 public students). 19% of all K-12 students in Sheridan, OR are educated in private schools (compared to the OR state average of 10%).
The top-ranked private school in Sheridan, OR is The Delphian School.
The average acceptance rate is 53%, which is lower than the Oregon private school average acceptance rate of 84%.

Top-Ranked Sheridan Private Schools (2026)

School
Location
Quick Facts
The Delphian School
The Delphian School Photo - Delphian is on 720 acres in the beautiful coastal mountains of the Pacific Northwest in Oregon. Here 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)
20950 South West Rock Creek Road
Sheridan, OR 97378
(503) 843-3521
Gr: K-12 | 229 students Avg. class size: 13 students Sports: 6 | Extracurrculars: 36 Tuition & acceptance rate listed
[+] Show Closed Private Schools in Sheridan, Oregon

Sheridan, Oregon Private Schools (Closed)

School
Location
Quick Facts
121 NE Yamhill St
Sheridan, OR 97378
(971) 706-0268
Gr: K-12 | 22 students Avg. class size: 5 students Tuition & acceptance rate listed

Overview

This Town (Sheridan)
This State (OR)
# Schools
1 School

Student Body:

# Students
229 Students
58,131 Students
% Average Students of Color
34%
25%

Academics and Faculty:

# Teachers
33 Teachers
5,014 Teachers
Average Student-Teacher Ratio
7:1
12:1
% Average Faculty w/Advanced Degree
41%
62%
Average Class Size
13 students
16 students
Average Number of AP Courses
15 courses
11 courses
Average SAT score
1285
(Out of 1600)
1241
Average ACT score
30
(Out of 36)
27

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$32,890
$11,950
Average Summer Program Cost
$3,095
$668
Average % on Financial Aid
46%
30%
Average Financial Aid Grant
$12,000
$4,023
Average Acceptance Rate
53%
84%
Average Endowment Size
$33.6 million
$73.96 million

Students by Ethnicity:

0.07
0.61
# American Indian Students
n/a
403 Students
% American Indian Students
n/a
1%
# Asian Students
3 Students
2,979 Students
% Asian Students
1%
5%
# Hispanic Students
n/a
3,643 Students
% Hispanic Students
n/a
6%
# Black Students
5 Students
1,640 Students
% Black Students
2%
3%
# White Students
230 Students
31,792 Students
% White Students
97%
55%
# Hawaiian Students
n/a
379 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
n/a
16,999 Students
% of Others Students
n/a
29%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
36 extracurriculars
7 extracurriculars
Average Number of Sports
6 sports
6 sports

Frequently Asked Questions

What are the top-ranked private schools in Sheridan, OR?
The top-ranked private schools in Sheridan, OR is The Delphian School.
How many private schools are located in Sheridan?
1 private schools are located in Sheridan.
What percentage of students in Sheridan go to private school?
19% of all K-12 students in Sheridan are educated in private schools (compared to the OR state average of 10%).

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