Private School Review - Established 2003

Best Washington County Private Schools (2026)

For the 2026 school year, there are 3 private schools serving 432 students in Washington County, OH (there are 25 public schools, serving 7,398 public students). 6% of all K-12 students are educated in private schools (compared to the OH state average of 12%).
The average acceptance rate is 100%, which is higher than the Ohio private school average acceptance rate of 85%.
100% of private schools in Washington County, OH are religiously affiliated (most commonly Catholic and Christian).

Quick Facts (2026)

Quick Facts (2026)

Top Ranked Washington County Private Schools (2026)

Map of St. Mary School
St. Mary School
Gr: K-8 | 168 students
Catholic
320 Marion St
Marietta, OH 45750
(740) 374-8181
View Profile
Map of Oak Grove Christian School
Oak Grove Christian School
Gr: PK-4 | 137 students
Christian
535 Bf Goodrich Rd
Marietta, OH 45750
(740) 336-5041
View Profile
Map of St. John Central Grade School
St. John Central Grade School
Gr: PK-8 | 127 students
Avg. class size: 15 students
Catholic
17654 State Route 676
Marietta, OH 45750
(740) 896-2697
View Profile

Overview

Category
This State (OH)
US
# Schools
3 Schools

Trends in Total Number of Private Schools

YearWashington County Total Schools
20253
20243
20233
20222
20213
20204
20194
20184
20174
20164
20154
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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
432 Students
231,311 Students

Trends in the Average Number of Students Per Private School

YearWashington County AverageOhio (OH) AverageNational Average
2025144195179
2024144183172
2023144189174
2022141228185
2021140218180
2020114183171
201992188175
201892186172
201793228180
201693225178
201593208167
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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 Students of Color
4%
25%

Percentage of Students of Color Trends (2015-2025)

YearWashington County AverageOhio (OH) AverageNational Average
20254%25%34%
20244%25%34%
20235%24%33%
20224%22%33%
20214%21%32%
20205%21%32%
20196%20%31%
20186%19%31%
20179%23%32%
20169%23%32%
20159%24%32%
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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.

Academics and Faculty:

# Teachers
26 Teachers
19,088 Teachers
Average Student-Teacher Ratio
17:1
13:1

Student-Teacher Ratio Trends (2015-2025)

YearWashington County AverageOhio (OH) AverageNational Average
202517:113:111:1
202417:113:111:1
202315:113:111:1
202212:113:111:1
202115:113:111:1
202014:113:112:1
201912:114:112:1
201812:114:112:1
201713:114:112:1
201613:114:112:1
201513:114:112:1
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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
15 students
17 students

Class Size Trends (2015-2025)

YearWashington County AverageOhio (OH) AverageNational Average
2025151715
201941715
201841715
201741715
201641715
201541715
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Average Number of AP Courses
5 courses
12 courses

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$6,000
$10,610

Tuition Cost Trends (2015-2025)

YearWashington County AverageOhio (OH) AverageNational Average
2025$6,000$10,808$15,012
2019$1,500$6,866$11,293
2018$1,500$6,405$11,017
2017$1,500$6,353$10,708
2016$1,500$6,147$10,356
2015$1,500$6,060$9,939
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Average Acceptance Rate
100%
85%

Acceptance Rate Trends (2015-2025)

YearWashington County AverageOhio (OH) AverageNational Average
2025100%84%81%
2019100%89%85%
2018100%90%85%
2017100%89%85%
2016100%89%85%
2015100%89%85%
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Students by Ethnicity:

0.44
0.59

Diversity Score Trends

YearWashington County AverageOhio (OH) AverageNational Average
20250.440.580.65
20240.440.580.65
20230.500.560.65
20220.350.540.64
20210.470.540.64
20200.470.530.64
20190.380.510.63
20180.380.510.63
20170.380.480.61
20160.380.480.61
20150.380.470.61
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# American Indian Students
n/a
1,332 Students
% American Indian Students
n/a
1%
# Asian Students
2 Students
5,039 Students
% Asian Students
1%
2%

Asian Student Percentage Trends

YearWashington County AverageOhio (OH) AverageNational Average
20191%2%4%
20181%2%4%
20172%2%4%
20162%2%4%
20152%3%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
5 Students
10,835 Students
% Hispanic Students
1%
5%

Hispanic Student Percentage Trends

YearWashington County AverageOhio (OH) AverageNational Average
20252%5%9%
20242%5%9%
20232%4%9%
20222%3%8%
20212%3%9%
20203%3%9%
20193%3%8%
20183%3%8%
20174%2%8%
20164%2%8%
20154%2%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
6 Students
24,257 Students
% Black Students
1%
10%

Black Student Percentage Trends

YearWashington County AverageOhio (OH) AverageNational Average
20251%10%7%
20241%10%7%
20231%10%8%
20221%9%7%
20211%10%7%
20201%9%8%
20191%9%7%
20181%9%7%
20171%8%7%
20161%8%7%
20151%8%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
303 Students
139,899 Students
% White Students
70%
59%

White Student Percentage Trends

YearWashington County AverageOhio (OH) AverageNational Average
202570%60%52%
202470%60%52%
202362%62%52%
202279%64%54%
202166%64%54%
202067%65%54%
201976%67%56%
201876%67%56%
201777%70%58%
201677%70%58%
201577%70%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.

# Hawaiian Students
n/a
309 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
116 Students
54,126 Students
% of Others Students
27%
23%

Other Races Student Percentage Trends

YearWashington County AverageOhio (OH) AverageNational Average
202527%22%26%
202427%22%26%
202335%21%25%
202218%21%25%
202131%20%25%
202029%20%24%
201919%19%24%
201819%19%23%
201716%18%22%
201616%18%22%
201516%17%21%
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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

Extracurriculars and Sports:

Frequently Asked Questions

What are the top ranked private schools in Washington County, OH?
The top ranked private schools in Washington County, OH is St. Mary School.
How many private schools are located in Washington County?
3 private schools are located in Washington County.
What percentage of students in Washington County go to private school?
6% of all K-12 students in Washington County are educated in private schools (compared to the OH state average of 12%).
What percentage of private schools are religiously affiliated in Washington County?
100% of private schools in Washington County are religiously affiliated (most commonly Catholic and Christian).
Which private schools in Washington County are often viewed compared to one another?

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