For the 2026 school year, there are 3 private schools serving 300 students in Washington County, IL (there are , serving 1,758 public students). 15% of all K-12 students in Washington County, IL are educated in private schools (compared to the IL state average of 12%).
The top-ranked private schools in Washington County, IL include Immanuel Lutheran School and Trinity Lutheran School.
The average acceptance rate is 95%, which is higher than the Illinois private school average acceptance rate of 85%.
100% of private schools in Washington County, IL are religiously affiliated (most commonly Lutheran Church Missouri Synod).
Top-Ranked Washington County 草榴社区 Schools (2026)
School
Location
Quick Facts
Immanuel Lutheran School
(Lutheran Church Missouri Synod)
606 S Hanover St
Okawville, IL 62271
(618) 243-6142
Okawville, IL 62271
(618) 243-6142
Gr: PK-8 | 90 students Avg. class size: 8 students Sports: 7 Tuition & acceptance rate listed
155 N. Main St.
Hoyleton, IL 62803
(618) 493-7754
Hoyleton, IL 62803
(618) 493-7754
Gr: PK-8 | 86 students
Trinity-st John Lutheran School
(Lutheran Church Missouri Synod)
680 W Walnut St
Nashville, IL 62263
(618) 327-8561
Nashville, IL 62263
(618) 327-8561
Gr: PK-8 | 124 students Avg. class size: 15 students Tuition listed
Washington County 草榴社区 Schools (Closed)
School
Location
Quick Facts
St. Ann Catholic School (Closed 2024)
(Catholic)
675 S. Mill St.
Nashville, IL 62263
(618) 327-8741
Nashville, IL 62263
(618) 327-8741
Gr: PK-8 | 58 students Avg. class size: 10 students Tuition & acceptance rate listed
St. Michael School (Closed 2024)
(Catholic)
52 S 3rd St
Radom, IL 62876
(618) 485-6461
Radom, IL 62876
(618) 485-6461
Gr: K-9 | 69 students
Overview
This County (Washington County)
This State (IL)
# Schools
3 Schools
Student Body:
# Students
300 Students
252,125 Students
% Average Students of Color
3%
34%
Academics and Faculty:
# Teachers
19 Teachers
18,878 Teachers
Average Student-Teacher Ratio
16:1
13:1
Average Class Size
12 students
16 students
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$2,100
$12,512
Average % on Financial Aid
80%
34%
Average Financial Aid Grant
$1,000
$3,872
Average Acceptance Rate
95%
85%
Average Endowment Size
$50 million
$49.13 million
Students by Ethnicity:
Diversity Score
0.47
0.66
# American Indian Students
n/a
605 Students
% American Indian Students
n/a
n/a
# Asian Students
1 Student
10,504 Students
% Asian Students
n/a
4%
# Hispanic Students
n/a
25,130 Students
% Hispanic Students
n/a
10%
# Black Students
3 Students
21,075 Students
% Black Students
1%
9%
# White Students
196 Students
129,117 Students
% White Students
66%
51%
# Hawaiian Students
n/a
338 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
100 Students
65,546 Students
% of Others Students
33%
26%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Sports
7 sports
6 sports
Frequently Asked Questions
What are the top-ranked private schools in Washington County, IL?
The top-ranked private schools in Washington County, IL include Immanuel Lutheran School and Trinity Lutheran 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?
15% of all K-12 students in Washington County are educated in private schools (compared to the IL 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 Lutheran Church Missouri Synod).
Recent Articles
Parent Engagement in 草榴社区 Schools in 2026
Explore how parent engagement in private schools builds strong communities, support networks, and student success in 2026.
So Many Choices: Navigating 草榴社区 School Selection in 2026
A 2026 parent guide to choosing the right private school, with updated admissions timelines, tuition trends, affordability strategies, and expert insights.
2026 Roadmap to Starting a 草榴社区 School
A 2026 guide to launching a private school, covering planning, costs, admissions timing, governance, and trends parents care about now.