Metro East Sun

Saint Clair County schools welcomed 37,507 students in the 2021-22 school year, according to the Illinois State Board of Education.

This is an increase of 0.2% over the previous school year.

Saint Clair County had the ninth highest enrollment numbers in the state.

According to the data, the student body comprised of 51.3% boys, and 48.7% girls.

The most represented ethnicity among Saint Clair County students was white, making up about 46.8% of all the students.

Within Saint Clair County, O'Fallon High School had the highest enrollment in the school year, welcoming 2,497 students.

In 2022, Illinois had almost 2 million students enrolled in nearly 4,000 schools. There was roughly one teacher for every 15 students, slightly better than the national average of 1:16.

K-12 enrollment has been declining in Illinois for many years, reflecting the state's demographic changes. Combined public and private K-12 enrollment dropped 3% between the 2019–20 and 2020–21 school years (60,900 students), far more than the typical 0.5% to 1.5% annual enrollment declines in Illinois over the last five years.

School	City	Enrollment
Abraham Lincoln Elementary School	Belleville	519
Amelia V. Carriel Junior High School	O'Fallon	681
Annette Officer Elementary School	East St. Louis	355
Belle Valley School	Belleville	980
Belleville East High School	Belleville	2,464
Belleville West High School	Belleville	2,095
Bluffview Elementary School	Dupo	533
Cahokia High School	Cahokia	804
Central Elementary School	O'Fallon	314
Central Junior High School	Belleville	361
Delores Moye Elementary School	O'Fallon	637
Douglas Elementary School	Belleville	271
Dunbar Elementary School	East St. Louis	335
Dupo High School	Dupo	254
Dupo Junior High School	Dupo	154
East St. Louis Senior High School	East St. Louis	1,219
East St. Louis-Lincoln Middle School	East St. Louis	469
Elizabeth Morris Elementary School	Cahokia	262
Ellis Elementary School	Belleville	361
Emge Junior High School	Belleville	192
Estelle Kampmeyer Elementary School	O'Fallon	439
Estelle Sauget School of Choice	Cahokia	257
Franklin Elementary School	Belleville	148
Freeburg Community High School	Freeburg	677
Freeburg Elementary School	Freeburg	507
Freeburg Primary Center	Freeburg	270
Fulton Junior High School	O'Fallon	649
Grant Middle School	Fairview Heights	231
Harmony Intermediate Center	Belleville	213
Helen Huffman Elementary School	Cahokia	260
Henry Raab Elementary School	Belleville	152
High Mount Elementary School	Swansea	345
Illini Elementary School	Fairview Heights	303
J. Emmett Hinchcliffe Senior Elementary School	O'Fallon	411
James Avant Elementary School	Washington Park	308
Jefferson Elementary School	Belleville	329
Joseph Arthur Middle School	O'Fallon	238
Katie Harper-Wright Elementary School	East St. Louis	398
Lalumier Elementary School	Centreville	264
Laverna Evans Elementary School	O'Fallon	356
Lebanon Elementary School	Lebanon	275
Lebanon High School	Lebanon	226
Lovejoy Elementary School	Lovejoy	108
Lovejoy Middle School	Lovejoy	26
Lovejoy Technology Academy	Lovejoy	37
Maplewood Elementary School	Cahokia	274
Marie Schaefer Elementary School	O'Fallon	626
Marissa Elementary School	Marissa	254
Marissa Junior and Senior High School	Marissa	252
Mascoutah Elementary School	Mascoutah	807
Mascoutah High School	Mascoutah	1,203
Mascoutah Middle School	Mascoutah	927
Mason-Clark Middle School	East St. Louis	646
Millstadt Consolidated School	Millstadt	473
Millstadt Primary Center	Millstadt	247
New Athens Elementary School	New Athens	217
New Athens High School	New Athens	136
New Athens Junior High School	New Athens	130
O'Fallon High School	O'Fallon	2,497
Oliver Parks 6th Grade School	Cahokia	213
Penniman Elementary School	Cahokia	264
Pontiac Junior High School	Fairview Heights	221
Roosevelt Elementary School	Belleville	245
Scott Elementary School	Scott Air Force Base	737
Shiloh Elementary School	Shiloh	232
Shiloh Middle School	Shiloh	314
Signal Hill Elementary School	Belleville	298
Smithton Elementary School	Smithton	553
Southern Illinois University Charter School of East St. Louis	East St. Louis	118
St. Libory Elementary School	St. Libory	50
Union Elementary School	Belleville	395
Vivian Adams Early Child Center	East St. Louis	328
Washington School	Belleville	153
West Junior High School	Belleville	408
Westhaven Elementary School	Belleville	414
Whiteside Elementary School	Belleville	669
Whiteside Middle School	Belleville	505
William Holliday Elementary School	Fairview Heights	444
Wingate Elementary School	Shiloh	480
Wolf Branch Elementary School	Swansea	422
Wolf Branch Middle School	Swansea	311
Wyvetter Younge School of Excellence	East St. Louis	357