For the 2026 school year, there are 3 private elementary schools serving 432 students in Washington County, OH.
The top-ranked private elementary school in Washington County, OH is St. Mary School.
The average acceptance rate is 100%, which is higher than the Ohio private elementary school average acceptance rate of 84%.
Top-Ranked Washington County Private Elementary Schools (2026)
School
Location
Quick Facts
St. Mary School
(Catholic)
320 Marion St
Marietta, OH 45750
(740) 374-8181
Marietta, OH 45750
(740) 374-8181
Gr: K-8 | 168 students Tuition & acceptance rate listed
Oak Grove Christian School
(Christian)
535 Bf Goodrich Rd
Marietta, OH 45750
(740) 336-5041
Marietta, OH 45750
(740) 336-5041
Gr: PK-4 | 137 students
St. John Central Grade School
(Catholic)
17654 State Route 676
Marietta, OH 45750
(740) 896-2697
Marietta, OH 45750
(740) 896-2697
Gr: PK-8 | 127 students Avg. class size: 15 students Tuition & acceptance rate listed
Overview
This County (Washington County)
This State (OH)
# Schools
3 Schools
Student Body:
# Students
432 Students
183,005 Students
% Average Students of Color
4%
25%
Academics and Faculty:
# Teachers
26 Teachers
15,920 Teachers
Average Student-Teacher Ratio
17:1
12:1
Average Class Size
15 students
17 students
Average Number of AP Courses
5 courses
12 courses
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$6,000
$9,138
Average Acceptance Rate
100%
84%
Students by Ethnicity:
Diversity Score
0.44
0.57
# American Indian Students
n/a
1,242 Students
% American Indian Students
n/a
1%
# Asian Students
2 Students
4,128 Students
% Asian Students
1%
2%
# Hispanic Students
5 Students
9,193 Students
% Hispanic Students
1%
5%
# Black Students
6 Students
19,155 Students
% Black Students
1%
10%
# White Students
303 Students
114,906 Students
% White Students
70%
62%
# Hawaiian Students
n/a
235 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
38,023 Students
% of Others Students
27%
20%
All Ethnic Groups
Extracurriculars and Sports:
Frequently Asked Questions
What are the top-ranked private elementary schools in Washington County, OH?
The top-ranked private elementary schools in Washington County, OH is St. Mary School.
How many private elementary schools are located in Washington County?
3 private elementary schools are located in Washington County.
What percentage of private elementary schools are religiously affiliated in Washington County?
Which private elementary schools in Washington County are often viewed compared to one another?
Popular comparisons of private elementary schools in Washington County include: St. Mary School vs. St. John Central Grade School, Oak Grove Christian School vs. St. Mary School, St. Mary School vs. Oak Grove Christian School
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