For the 2025-26 school year, there are 3 private schools serving 300 students in Washington County, IL (there are 7 public schools, 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 84%.
100% of private schools in Washington County, IL are religiously affiliated (most commonly Lutheran Church Missouri Synod).
Top Ranked Washington County Private Schools (2025-26)
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 Private 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
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).
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