Private School Review - Established 2003

Ontario Private Elementary Schools (2026-27)

For the 2026-27 school year, there is 1 private elementary school serving 44 students in Ontario, OR.
100% of private elementary schools in Ontario, OR are religiously affiliated (most commonly Catholic).

Quick Facts (2026-27)

Quick Facts (2026-27)

Private Elementary Schools in Ontario, OR (2026-27)

St. Peter Catholic School Photo
St. Peter Catholic School
Gr: PK-8 | 30 students
Avg. class size: 10 students
Catholic
98 Sw 9th St
Ontario, OR 97914
(541) 889-7363
(1)
View Profile
[+] Show Closed Private Schools in Ontario, Oregon

Ontario, Oregon Private Schools (Closed)

Map of Treasure Valley Christian School
Treasure Valley Christian School
Gr: PK-11 | 76 students
Baptist
386 N Verde Dr
Ontario, OR 97914
(541) 889-4662
View Profile

Ontario, OR Private School Trends (10-Year)

1
Private Schools
-50.0% (-1 school) 10-yr
44
Students
-67.9% (-93 students) 10-yr
$3,750
Avg. Tuition
10
Avg. Class Size
34%
Students of Color
+78.9% (+15.0 pp) 10-yr
7:1
Student-Teacher Ratio
-53.3% (-8.0) 10-yr
Download town 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.
Enrollment & Diversity
Category
This Town (Ontario)
This State (OR)
# Schools
1 School
293 Schools
# Students
44 Students
45,393 Students

Trends in the Average Number of Students Per Private Elementary School

YearOntario, OR AvgOregon (OR)National
202544156199
202444152192
202374150193
202276149205
202176145201
202076136188
201986140193
201886139190
201769147199
201669145196
201569140183
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Note: 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. See our Terms of Service.

% Students of Color
34%
24%

Percentage of Students of Color Trends (2015-2025)

YearOntario, OR AvgOregon (OR)National
202534%23%33%
202434%22%32%
202334%23%32%
202232%24%32%
202132%23%31%
202032%22%31%
201945%22%31%
201845%22%30%
201719%24%31%
201619%24%31%
201519%23%31%
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0.45
0.57

Diversity Score Trends

YearOntario, OR AvgOregon (OR)National
20250.450.570.64
20240.450.570.64
20230.640.580.63
20220.570.580.62
20210.570.570.62
20200.570.570.62
20190.690.570.61
20180.690.570.60
20170.580.530.59
20160.580.530.59
20150.580.520.58
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Note: 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. See our Terms of Service.

Show more data/charts: racial breakdown
# American Indian Students
n/a
225 Students
% American Indian Students
n/a
1%

Percentage of Private Elementary School Students of American Indian Trends

YearOntario, OR AvgOregon (OR)National
201910%1%1%
201810%1%1%
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Note: 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. See our Terms of Service.

# Asian Students
n/a
2,275 Students
% Asian Students
n/a
5%

Asian Student Percentage Trends

YearOntario, OR AvgOregon (OR)National
20224%5%5%
20214%5%5%
20204%5%5%
20192%5%4%
20182%5%4%
20171%5%4%
20161%5%4%
20151%5%4%
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Note: 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. See our Terms of Service.

# Hispanic Students
18 Students
2,737 Students
% Hispanic Students
34%
6%

Hispanic Student Percentage Trends

YearOntario, OR AvgOregon (OR)National
202534%6%9%
202434%6%9%
202325%7%9%
202219%6%8%
202119%6%9%
202019%6%9%
201913%6%8%
201813%6%8%
201712%4%8%
201612%4%8%
201512%4%8%
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Note: 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. See our Terms of Service.

# Black Students
n/a
1,106 Students
% Black Students
n/a
2%

Black Student Percentage Trends

YearOntario, OR AvgOregon (OR)National
20221%2%7%
20211%2%8%
20201%2%8%
20191%3%8%
20181%3%8%
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Note: 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. See our Terms of Service.

# White Students
35 Students
27,114 Students
% White Students
66%
60%

White Student Percentage Trends

YearOntario, OR AvgOregon (OR)National
202566%60%55%
202466%61%55%
202347%59%55%
202261%60%57%
202161%60%57%
202061%61%58%
201949%62%59%
201849%62%59%
201755%65%61%
201655%64%61%
201555%66%61%
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Note: 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. See our Terms of Service.

# Hawaiian Students
n/a
323 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
11,255 Students
% of Others Students
n/a
25%

Other Races Student Percentage Trends

YearOntario, OR AvgOregon (OR)National
202328%24%22%
202215%25%22%
202115%25%20%
202015%24%19%
201919%23%20%
201819%23%20%
201732%23%19%
201632%24%18%
201532%22%18%
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Note: 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. See our Terms of Service.

All Ethnic Groups
Academics
# Teachers
6 Teachers
3,917 Teachers
Average Student-Teacher Ratio
7:1
12:1

Student-Teacher Ratio Trends (2015-2025)

YearOntario, OR AvgOregon (OR)National
20257:112:111:1
20247:112:111:1
202312:112:111:1
20228:112:111:1
20218:112:111:1
20208:112:111:1
201911:112:111:1
201811:112:111:1
201715:112:111:1
201615:112:112:1
201515:112:112:1
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Note: 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. See our Terms of Service.

Average Class Size
10 students
16 students

Class Size Trends (2024-2025)

YearOntario, OR AvgOregon (OR)National
2025101616
2024101615
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Note: 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. See our Terms of Service.

Tuition & Aid
Average Yearly Tuition Cost
$3,750
$10,141

Tuition Cost Trends (2024-2025)

YearOntario, OR AvgOregon (OR)National
2025$3,750$11,567$14,043
2024$3,750$10,114$12,357
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Note: 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. See our Terms of Service.

Admissions & Athletics

Frequently Asked Questions

How many private elementary schools are located in Ontario, OR?
1 private elementary schools are located in Ontario, OR.
What percentage of private elementary schools are religiously affiliated in Ontario?
100% of private elementary schools in Ontario are religiously affiliated (most commonly Catholic).

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