For the 2026 school year, there are 3 public schools serving 1,043 students in Aledo, IL (there are 1 private school, serving 30 private students). 97% of all K-12 students in Aledo, IL are educated in public schools (compared to the IL state average of 88%).
The top-ranked public schools in Aledo, IL are Mercer County Jr High School, Mercer County High School and Apollo Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Aledo, IL public schools 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). Schools in Aledo have an average ranking of 3/10, which is in the bottom 50% of Illinois public schools.
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).
Best Public Schools in Aledo, IL (2026)
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.
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%
Frequently Asked Questions
What are the top-ranked public schools in Aledo, IL?
The top-ranked public schools in Aledo, IL include Mercer County Jr High School, Mercer County High School and Apollo Elementary School.
How many public schools are located in Aledo?
3 public schools are located in Aledo.
What percentage of students in Aledo go to public school?
97% of all K-12 students in Aledo are educated in public schools (compared to the IL state average of 88%).
What is the racial composition of students in Aledo?
Aledo public schools minority enrollment is 9% of the student body (majority Black and Hispanic), which is less than the Illinois public schools average of 55% (majority Hispanic).
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.