allk12 · Rankings · Largest · Illinois · St. Clair County · Middle schools

The largest public middle schools in St. Clair County, Illinois

This ranking covers the largest public middle schools in St. Clair County, Illinois, drawn from 20 qualifying public middle schools. Mascoutah Middle School leads the list at 973, against a median of 350 across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

St. Clair County, Illinois

Top Students

973

Median Students

350

LARGEST · ST. CLAIR COUNTY, ILLINOIS

#	School	City	District	Level	Students
1	Mascoutah Middle School	Mascoutah, IL	Mascoutah CUD 19	Middle	973
2	Fulton Jr High School	O Fallon, IL	O Fallon CCSD 90	Middle	667
3	Amelia V Carriel Jr High	O Fallon, IL	O Fallon CCSD 90	Middle	664
4	Wirth/Parks Middle School	Cahokia, IL	Cahokia CUSD 187	Middle	571
5	Mason/Clark Middle Sch	East Saint Louis, IL	East St Louis SD 189	Middle	540
6	Freeburg Elem School	Freeburg, IL	Freeburg CCSD 70	Middle	508
7	Whiteside Middle School	Belleville, IL	Whiteside SD 115	Middle	475
8	Millstadt Consolidated School	Millstadt, IL	Millstadt CCSD 160	Middle	453
9	West Jr High School	Belleville, IL	Belleville SD 118	Middle	364
10	East St Louis-Lincoln Middle Sch	East Saint Louis, IL	East St Louis SD 189	Middle	359
11	Wolf Branch Middle School	Swansea, IL	Wolf Branch SD 113	Middle	341
12	Shiloh Middle School	Shiloh, IL	Shiloh Village SD 85	Middle	331
13	Central Jr High School	Belleville, IL	Belleville SD 118	Middle	308
14	Joseph Arthur Middle School	O Fallon, IL	Central SD 104	Middle	299
15	Grant Middle School	Fairview Heights, IL	Grant CCSD 110	Middle	254
16	Pontiac Jr High School	Fairview Heights, IL	Pontiac-W Holliday SD 105	Middle	212
17	Harmony Intermediate Center	Belleville, IL	Harmony Emge SD 175	Middle	207
18	Emge Junior High School	Belleville, IL	Harmony Emge SD 175	Middle	146
19	Dupo Jr High School	Dupo, IL	Comm Unit School District No 196	Middle	124
20	New Athens Jr High	New Athens, IL	New Athens CUSD 60	Middle	95

Page 1 of 1 · top 20 of 20 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.