St. Clair County Schools & Education
St. Clair County, Illinois
School Score
61/100
Higher = better
Rating
Average
Graduation Rate
86.4%
National avg 87.5%
Education Statistics
Graduation Rate
86.4%
National avg 87.5%
State avg 88.8%
Per-Pupil Spending
$11,133
National avg $13,239
State avg $9,250
School Score
61/100
Higher = better
State avg 63/100
State School Rank
#55
of 102 counties (1 = best)
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Education Overview
About Schools in St. Clair County, Illinois
Extensive Education System in Metro East
St. Clair County manages a massive network of 95 public schools serving 41,217 students. This extensive system is divided among 30 districts and includes 48 elementary, 21 middle, and 21 high schools. Seven alternative schools and two special education schools provide additional specialized support for the community.
Higher Investment Drives Academic Results
The county invests $11,133 per pupil, which is nearly $2,000 more than the Illinois state average. This investment supports a 60.6 composite school score, though the 86.4% graduation rate slightly trails the state average of 88.8%. While spending is high for the state, it remains below the $13,000 national average.
A Powerhouse of Diverse Districts
Collinsville CUSD 10 is the largest district, with 6,140 students across 12 schools. East St Louis SD 189 and Belleville SD 118 also serve thousands of students each across their extensive facilities. The county includes one charter school, making up roughly 1.1% of the total public school offering.
A Primarily Suburban School Experience
Schooling in St. Clair is largely a suburban affair, with 79 of its 95 schools located in suburban locales. Belleville High School-East is the county's largest campus, serving 2,568 students, while the overall school average is 485. A mix of 10 rural and six town schools ensures variety for families living outside the suburban core.
Find Your Home Near Top-Scoring Schools
With a high composite school score of 60.6, St. Clair County offers some of the strongest academic results in the region. Real estate in the O'Fallon and Belleville districts is particularly popular for families prioritizing education quality. Explore homes in these suburban hubs to find a school district that fits your family's needs.
School Overview
Total Schools
95
in St. Clair County
Total Enrollment
41,217
students
School Districts
30
districts
Charter Schools
1
1% of total
School Type Breakdown
30 School Districts in St. Clair County
Collinsville CUSD 10
Belleville Twp HSD 201
East St Louis SD 189
Mascoutah CUD 19
O Fallon CCSD 90
Belleville SD 118
Cahokia CUSD 187
O Fallon Twp HSD 203
Whiteside SD 115
Belle Valley SD 119
95 Public Schools in St. Clair County
| School Name | District | Grades | Type | Enrollment |
|---|---|---|---|---|
| Belleville High School-East | Belleville Twp HSD 201 | 9–12 | High | 2,568 |
| O Fallon High School | O Fallon Twp HSD 203 | 9–12 | High | 2,521 |
| Belleville High School-West | Belleville Twp HSD 201 | 9–12 | High | 2,234 |
| Collinsville High School | Collinsville CUSD 10 | 9–12 | High | 1,978 |
| East St Louis Senior High School | East St Louis SD 189 | 9–12 | High | 1,299 |
| Mascoutah High School | Mascoutah CUD 19 | 9–12 | High | 1,227 |
| Belle Valley School | Belle Valley SD 119 | PK–8 | Primary | 985 |
| Mascoutah Middle School | Mascoutah CUD 19 | 6–8 | Middle | 897 |
| Cahokia High School | Cahokia CUSD 187 | 9–12 | High | 845 |
| Mascoutah Elem School | Mascoutah CUD 19 | PK–5 | Primary | 776 |
| Scott Elem School | Mascoutah CUD 19 | PK–5 | Primary | 755 |
| Freeburg Community High Sch | Freeburg CHSD 77 | 9–12 | High | 683 |
| Amelia V Carriel Jr High | O Fallon CCSD 90 | 6–8 | Middle | 676 |
| Whiteside Elem School | Whiteside SD 115 | PK–4 | Primary | 670 |
| Fulton Jr High School | O Fallon CCSD 90 | 6–8 | Middle | 649 |
| Marie Schaefer Elem School | O Fallon CCSD 90 | PK–5 | Primary | 642 |
| Wirth/Parks Middle School | Cahokia CUSD 187 | 6–8 | Middle | 617 |
| Mason/Clark Middle Sch | East St Louis SD 189 | 5–8 | Middle | 615 |
| Delores Moye Elem School | O Fallon CCSD 90 | PK–5 | Primary | 595 |
| Smithton Elem School | Smithton CCSD 130 | PK–8 | Primary | 556 |
Educational Attainment
Annual Per-Pupil Expenditure
$11,133
State avg $9,250
Find Homes Near Top Schools
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Frequently Asked Questions
Schools in St. Clair County, Illinois — FAQ
What does the school system look like in St. Clair County, Illinois?
St. Clair County manages a massive network of 95 public schools serving 41,217 students. This extensive system is divided among 30 districts and includes 48 elementary, 21 middle, and 21 high schools. Seven alternative schools and two special education schools provide additional specialized support for the community.
How do schools in St. Clair County perform academically?
The county invests $11,133 per pupil, which is nearly $2,000 more than the Illinois state average. This investment supports a 60.6 composite school score, though the 86.4% graduation rate slightly trails the state average of 88.8%. While spending is high for the state, it remains below the $13,000 national average.
What are the major school districts in St. Clair County, Illinois?
Collinsville CUSD 10 is the largest district, with 6,140 students across 12 schools. East St Louis SD 189 and Belleville SD 118 also serve thousands of students each across their extensive facilities. The county includes one charter school, making up roughly 1.1% of the total public school offering.
What is the school experience like in St. Clair County?
Schooling in St. Clair is largely a suburban affair, with 79 of its 95 schools located in suburban locales. Belleville High School-East is the county's largest campus, serving 2,568 students, while the overall school average is 485. A mix of 10 rural and six town schools ensures variety for families living outside the suburban core.
How can I find homes near good schools in St. Clair County, Illinois?
With a high composite school score of 60.6, St. Clair County offers some of the strongest academic results in the region. Real estate in the O'Fallon and Belleville districts is particularly popular for families prioritizing education quality. Explore homes in these suburban hubs to find a school district that fits your family's needs.
Counties with Similar School Profile
Data Sources
Education data sourced from the National Center for Education Statistics (NCES) and the U.S. Census Bureau American Community Survey. School scores are derived composite metrics.
Data is informational only. Coverage varies by county and reporting year. Not for use as the sole basis for educational decisions.