For the 2026 school year, there is 1 public high school serving 411 students in Mercer County School District 404. This district's average high testing ranking is 4/10, which is in the bottom 50% of public high schools in Illinois.
Public High School in Mercer County School District 404 have an average math proficiency score of 17% (versus the Illinois public high school average of 26%), and reading proficiency score of 22% (versus the 29% statewide average).
Public High School in Mercer County School District 404 have a Graduation Rate of 82%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Mercer County High School, with 80-84% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 7% of the student body (majority Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Overview
This School District
This State (IL)
# Schools
5 Schools
1,040 Schools
# Students
1,274 Students
599,562 Students
# Teachers
109 Teachers
42,663 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%)
Math Test Scores (% Proficient)
13%
27%
Reading/Language Arts Test Scores (% Proficient)
27%
30%
Science Test Scores (% Proficient)
53%
50%
Graduation Rate
82%
87%
Students by Ethnicity:
Diversity Score
0.17
0.69
% American Indian
n/a
n/a
% Asian
1%
6%
% Hispanic
2%
29%
% Black
2%
16%
% White
91%
45%
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $17,167 in this school district is less than the state median of $22,455. The school district revenue/student has grown by 5% over four school years.
The school district's spending/student of $16,137 is less than the state median of $21,692. The school district spending/student has grown by 5% over four school years.
Total Revenue
$22 MM
$41,381 MM
Spending
$21 MM
$39,976 MM
Revenue / Student
$17,167
$22,455
Spending / Student
$16,137
$21,692
Best Mercer County School District 404 Public High Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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%
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