For the 2026-27 school year, there are 5 public schools serving 1,274 students in Mercer County School District 404. This district's average testing ranking is 3/10, which is in the bottom 50% of public schools in Illinois.
Public Schools in Mercer County School District 404 have an average math proficiency score of 13% (versus the Illinois public school average of 27%), and reading proficiency score of 27% (versus the 30% statewide average).
Minority enrollment is 9% of the student body (majority Black and Hispanic), which is less than the Illinois public school average of 55% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
5 Schools
4,382 Schools
# Students
1,274 Students
1,841,658 Students
# Teachers
109 Teachers
137,830 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
Mercer County School District 404, which is ranked within the bottom 50% of all 861 school districts in Illinois (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 82% has decreased from 85-89% over five school years.
Overall District Rank
#597 out of 865 school districts
(Bottom 50%)
(Bottom 50%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
13%
27%
Showing 2012–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
27%
30%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
53%
50%
Graduation Rate
82%
87.6%
Chronically Absent Students
(2022-23)30.7%
29.7%
Students by Ethnicity:
Diversity Score
0.17
0.70
Showing 2014–2023. Full 14-year historical data available below ↓
% American Indian
n/a
n/a
% Asian
1%
6%
% Hispanic
2%
29%
Showing 2014–2023. Full 14-year historical data available below ↓
% Black
2%
16%
% White
91%
45%
Showing 2014–2023. Full 14-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
Showing 2014–2023. Full 13-year historical data available below ↓
All Ethnic Groups
District Revenue and Spending
The revenue/student of $19,108 in this school district is less than the state median of $25,132. The school district revenue/student has grown by 8% over four school years.
The school district's spending/student of $19,513 is less than the state median of $24,168. The school district spending/student has grown by 22% over four school years.
Total Revenue
$24 MM
$46,284 MM
Showing 2014–2023. Full 14-year historical data available below ↓
Spending
$25 MM
$44,509 MM
Showing 2014–2023. Full 14-year historical data available below ↓
Revenue / Student
$19,108
$25,132
Showing 2014–2023. Full 14-year historical data available below ↓
Spending / Student
$19,513
$24,168
Showing 2014–2023. Full 14-year historical data available below ↓
Best Mercer County School District 404 Public Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Mercer County Jr High School
(Math: 12% | Reading: 30-34%)
Rank:
Rank:
5/
Bottom 50%10
1002 Sw 6th St
Aledo, IL 61231
(309) 584-4174
Aledo, IL 61231
(309) 584-4174
Gr: 6-8 | 270 students Student-teacher ratio: 11:1 Minority enrollment: 12%
Rank: #22.
Mercer County High School
(Math: 15-19% | Reading: 20-24%)
Rank:
Rank:
5/
Bottom 50%10
1500 S College Ave
Aledo, IL 61231
(309) 582-2223
Aledo, IL 61231
(309) 582-2223
Gr: 9-12 | 411 students Student-teacher ratio: 13:1 Minority enrollment: 7%
Rank: #33.
New Boston Elementary School
(Math: 10-14% | Reading: 20-29%)
Rank:
Rank:
4/
Bottom 50%10
301 Jefferson St
New Boston, IL 61272
(309) 587-8141
New Boston, IL 61272
(309) 587-8141
Gr: K-5 | 165 students Student-teacher ratio: 8:1 Minority enrollment: 4%
Rank: #44.
Apollo Elementary School
(Math: 10-14% | Reading: 20-24%)
Rank:
Rank:
4/
Bottom 50%10
801 Sw 9th St
Aledo, IL 61231
(309) 582-5350
Aledo, IL 61231
(309) 582-5350
Gr: K-5 | 362 students Student-teacher ratio: 12:1 Minority enrollment: 11%
Rank: n/an/a
203 N Washington St
Joy, IL 61260
(309) 584-5001
Joy, IL 61260
(309) 584-5001
Gr: PK | 66 students Student-teacher ratio: 22:1 Minority enrollment: 9%
Frequently Asked Questions
How many schools belong to Mercer County School District 404?
Mercer County School District 404 manages 5 public schools serving 1,274 students.
What is the rank of Mercer County School District 404?
Mercer County School District 404 is ranked #616 out of 861 school districts in Illinois (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year.
What is the racial composition of students in Mercer County School District 404?
91% of Mercer County School District 404 students are White, 4% of students are Two or more races, 2% of students are Hispanic, 2% of students are Black, and 1% of students are Asian.
What is the student/teacher ratio of Mercer County School District 404?
Mercer County School District 404 has a student/teacher ratio of 12:1, which is lower than the Illinois state average of 14:1.
What is Mercer County School District 404's spending/student ratio?
The school district's spending/student of $19,513 is less than the state median of $24,168. The school district spending/student has grown by 22% over four school years.
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