The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.

Washington County

Illinois · Public K-12

In Washington County, Illinois, the public-school system rolls up to 7 schools and roughly 1,739 K-12 students, with county median household income around $78,224. By level, that breaks down as 5 elementary and 2 high schools.

7-year change in Washington County

SY 2017-18 vs SY 2024-25
Total enrollment
1,739
-113 (-6%) vs SY 2017-18
School count
7
-1 (-12%) vs SY 2017-18
% White
93%
was 93%
% Hispanic
3%
was 3%
% Black
1%
was 1%
% Asian
1%
was 0%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
7
6 districts
Enrollment
1,739
NCES CCD
Median income
$78,224
Above Illinois avg
Free/reduced lunch
35.5%
Below Illinois avg
Elementary
5
1,156 students
Middle
0
schools
High
2
583 students
Combined / other
0
schools
LARGEST DISTRICT
Nashville CCSD 49
622 students · 6 districts in Washington County

County vs. school enrollment demographics

Left bar is the racial makeup of Washington County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
95%
Hispanic
2%
Black
2%
Asian
0%
Two or more
3%
Native American
0%
Pacific Islander
0%
School enrollment
White
93%
Hispanic
3%
Black
1%
Asian
1%
Two or more
2%
Native American
0%
Pacific Islander
0%
Bachelor's+
23.5%
adults 25+
Poverty rate
4.5%
ACS 5-year
Unemployment
4.3%
civilian labor
Median age
44
20.8% under 18

Test scores in Washington County

Latest 2024-25 ELA proficiency, 6 schools ranked. Illinois state average: 51.0%.

See all 6 schools in Washington County ranked by score →

All schools (7)

LargestA-ZTop rated
NameCityLevelGradesEnrollmentRating
Nashville Grade SchoolNashvilleElementaryPK-08622·
Nashville Comm High SchoolNashvilleHigh09-12359·
Okawville Grade SchoolOkawvilleElementaryPK-06297·
Okawville Jr/Sr High SchoolOkawvilleHigh07-12224·
Ashley Com Consolidated SchoolAshleyElementaryPK-08115·
Irvington Elem SchoolIrvingtonElementaryKG-0864·
Oakdale Grade SchoolOakdaleElementaryKG-0858·

Cities in Washington County

Nashville2 schoolsOkawville2 schoolsAshley1 schoolIrvington1 schoolOakdale1 school

About Washington County

In Illinois, Washington County is a rural-scale county of about 13,627 residents. 7 public schools across the county educates about 1,739 students between them.

In context, census numbers show typical household earnings sit around $78,224, roughly 24% of adults have completed at least a four-year degree, and roughly 5% of residents live below the federal poverty line. That income level is 11% above the Illinois median.

On the school-mix side, Washington County covers 5 elementary schools (1,156 students), and 2 high schools (583).

Nashville CCSD 49 is the biggest district by enrollment, covering about 622 students across Washington County.

Looking at the last 7 years. Across the same 7-year window, public-school enrollment contracted 6%: 1,852 students in SY 2017-18 versus 1,739 in SY 2024-25. The school count fell from 8 to 7 across the same 7-year window.

On allk12, the community for Washington County discusses open enrollment windows, redistricting talk, and busing logistics. Posts come from current and former families, staff, and alumni.

Frequently asked questions

How many public schools are in Washington County?
Washington County, Illinois has 7 public K-12 schools serving approximately 1,739 students.
How many high schools are in Washington County?
Washington County, Illinois has 2 public high schools, serving approximately 583 students.
How many elementary schools are in Washington County?
Washington County, Illinois has 5 public elementary schools, serving approximately 1,156 students.
What is the largest school district in Washington County?
Nashville CCSD 49 is the largest school district in Washington County, serving approximately 622 students. The county contains 6 school districts overall.
What is the population of Washington County?
Washington County, Illinois has a population of approximately 13,627, with a median age of 44. About 20.8% of residents are under 18.
What is the median household income in Washington County?
Median household income in Washington County is $78,224, above the Illinois average of $70,291. About 4.5% of residents live below the federal poverty line.
How educated are residents of Washington County?
Approximately 23.5% of adults 25 and older in Washington County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Washington County qualify for free or reduced lunch?
Roughly 35.5% of students in Washington County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is lower than the Illinois county average of 51.1%.
What is the student-teacher ratio in Washington County schools?
Across Washington County public schools, the enrollment-weighted student-teacher ratio is approximately 12.7 to 1.
What is the racial makeup of Washington County?
Washington County residents are approximately 95% White, 2% Hispanic, 2% Black, 0% Asian, 3% two or more races according to the Census ACS 5-year estimate.
DATA · Census ACS 5-year · NCES Common Core of Data