The largest public schools in Mercer County, Illinois
Across Mercer County, Illinois, 8 public schools are ranked here, ranked by total student enrollment, excluding online and virtual schools. Mercer County High School leads the list at 411, against a median of 243 across the ranked schools.
Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.
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