For the 2026 school year, there are 7 public schools serving 1,758 students in Washington County, IL (there are 5 private schools, serving 416 private students). 81% of all K-12 students in Washington County, IL are educated in public schools (compared to the IL state average of 88%).
The top-ranked public schools in Washington County, IL are Okawville Grade School, Nashville Comm High School and Okawville Jr/sr High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Washington County, IL public schools have an average math proficiency score of 28% (versus the Illinois public school average of 27%), and reading proficiency score of 26% (versus the 30% statewide average). Schools in Washington County have an average ranking of 7/10, which is in the top 50% of Illinois public schools.
Minority enrollment is 8% of the student body (majority Hispanic), which is less than the Illinois public school average of 55% (majority Hispanic).
Best Public Schools in Washington County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Okawville Grade School
(Math: 40-44% | Reading: 35-39%)
Rank:
Rank:
8/
Top 30%10
400 S Hanover St
Okawville, IL 62271
(618) 243-6157
Okawville, IL 62271
(618) 243-6157
Gr: PK-6 | 297 students Student-teacher ratio: 13:1 Minority enrollment: 5%
Rank: #22.
Nashville Comm High School
(Math: 25-29% | Reading: 30-34%)
Rank:
Rank:
7/
Top 50%10
1300 S Mill St
Nashville, IL 62263
(618) 327-8286
Nashville, IL 62263
(618) 327-8286
Gr: 9-12 | 359 students Student-teacher ratio: 12:1 Minority enrollment: 11%
Rank: #33.
Okawville Jr/sr High School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
6/
Top 50%10
400 S Hanover St
Okawville, IL 62271
(618) 243-5201
Okawville, IL 62271
(618) 243-5201
Gr: 7-12 | 224 students Student-teacher ratio: 11:1 Minority enrollment: 5%
Rank: #44.
Nashville Grade School
(Math: 29% | Reading: 23%)
Rank:
Rank:
6/
Top 50%10
750 E Gorman St
Nashville, IL 62263
(618) 327-4304
Nashville, IL 62263
(618) 327-4304
Gr: PK-8 | 622 students Student-teacher ratio: 15:1 Minority enrollment: 8%
Rank: #55.
Ashley Com Consolidated School
(Math: 20-24% | Reading: 15-19%)
Rank:
Rank:
5/
Bottom 50%10
450 N Third St
Ashley, IL 62808
(618) 485-6611
Ashley, IL 62808
(618) 485-6611
Gr: PK-8 | 115 students Student-teacher ratio: 10:1 Minority enrollment: 5%
Rank: #66.
Oakdale Grade School
(Math: 20-29% | Reading: 11-19%)
Rank:
Rank:
4/
Bottom 50%10
280 E Main St
Oakdale, IL 62268
(618) 329-5292
Oakdale, IL 62268
(618) 329-5292
Gr: K-8 | 58 students Student-teacher ratio: 10:1 Minority enrollment: 2%
Rank: #77.
Irvington Elementary School
(Math: ≤10% | Reading: ≤10%)
Rank:
Rank:
2/
Bottom 50%10
500 Superior
Irvington, IL 62848
(618) 249-6761
Irvington, IL 62848
(618) 249-6761
Gr: K-8 | 64 students Student-teacher ratio: 11:1 Minority enrollment: 9%
Frequently Asked Questions
What are the top-ranked public schools in Washington County, IL?
The top-ranked public schools in Washington County, IL include Okawville Grade School, Nashville Comm High School and Okawville Jr/sr High School.
How many public schools are located in Washington County?
7 public schools are located in Washington County.
What percentage of students in Washington County go to public school?
81% of all K-12 students in Washington County are educated in public schools (compared to the IL state average of 88%).
What is the racial composition of students in Washington County?
Washington County public schools minority enrollment is 8% of the student body (majority Hispanic), which is less than the Illinois public schools average of 55% (majority Hispanic).
Which public schools in Washington County are often viewed compared to one another?
Popular comparisons of public schools in Washington County include: Nashville Comm High School vs. Okawville Jr/sr High School, Oakdale Grade School vs. Okawville Grade School, Okawville Jr/sr High School vs. Nashville Comm High School
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