Rankings · Illinois
Largest schools in Mercer County, Illinois
Ranked by enrollment — academic rankings appear once test-score data is loaded.
| # | School | City | District | Enrollment |
|---|---|---|---|---|
| 1 | Mercer County High School | Aledo | Mercer County School District 404 | 390 |
| 2 | Apollo Elem School | Aledo | Mercer County School District 404 | 315 |
| 3 | Winola Elementary School | Viola | Sherrard CUSD 200 | 261 |
| 4 | Sherrard Elementary School | Sherrard | Sherrard CUSD 200 | 227 |
| 5 | Mercer County Jr High School | Joy | Mercer County School District 404 | 212 |
| 6 | Matherville Intermediate School | Matherville | Sherrard CUSD 200 | 209 |
| 7 | Mercer County Intermediate School | Aledo | Mercer County School District 404 | 199 |
| 8 | New Boston Elem School | New Boston | Mercer County School District 404 | 168 |