Total enrollment
1,043
+338 (+48%) vs SY 2020-21
3 schools in Aledo
Illinois · Public K-12
Across the city, Aledo hosts 3 public K-12 schools teaching roughly 1,043 Illinois students (about 348 per school).
4-year change in Aledo
SY 2020-21 vs SY 2024-25School count
3
+1 (+50%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Residents
3,668
all ages · ACS 5-yr
Students
1,043
public K-12 · NCES
Schools
3
public K-12
| Name | Level | Grades | Enrollment |
|---|---|---|---|
| Apollo Elem School | Elementary | KG-05 | 362 |
| Mercer County High School | High | 09-12 | 411 |
| Mercer County Jr High School | Middle | 06-08 | 270 |
About Aledo
Aledo is a compact Illinois city in terms of public-school footprint, with 3 schools and 1,043 students total.
Looking at the level breakdown, the city is built around 1 elementary, 1 middle, and 1 high.
Schools in Aledo average about 348 students each, 28% meaningfully below the Illinois norm.
Over the past 4-year window. Across the same 4-year window, public-school enrollment grew 48%: 705 students in SY 2020-21 versus 1,043 in SY 2024-25. The school count climbed from 2 to 3 across the same 4-year window.
On this page, the community for Aledo discusses comparison threads between local schools and program reviews. Anyone with firsthand knowledge of these schools is welcome to weigh in.