District Contact & Information
Source: NCES CCD 2024–25Schools in Mercer County School District 404
5 schools listed| School | Level | Grades | Students | City |
|---|---|---|---|---|
| Apollo Elem School | Elementary | Kindergarten – 5th | 362 | Aledo |
| Mercer County ELC | Elementary | Pre-K | 66 | Joy |
| New Boston Elem School | Elementary | Kindergarten – 5th | 165 | New Boston |
| Mercer County Jr High School | Middle | 6th – 8th | 270 | Aledo |
| Mercer County High School | High | 9th – 12th | 411 | Aledo |
Zip Codes Served by Mercer County School District 404
5 zip codesFrequently Asked Questions
About Mercer County School District 404
Mercer County School District 404 is a public school district serving 5 zip codes in Illinois, primarily in Mercer County. It carries an overall rating of 3/10 (Below Average), the 24th percentile among Illinois districts. That rating reflects the share of students proficient in reading and math on state assessments (IAR 2023–24) and is ranked only against other Illinois districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.
Schools in this district
NCES lists 5 schools operating under Mercer County School District 404 — 3 elementary, 1 middle and 1 high. The largest by enrollment is Mercer County High School with 411 students. School-level enrollment comes from the NCES Common Core of Data school directory; a school with no reported enrollment is shown with a dash rather than a zero.
Checking your own address
District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your assignment with the district office at (309)582-2238 before making a housing decision.