O Fallon High School
600 S Smiley St, O Fallon, IL 62269. 78.1% of its 585 graduates enrolled in college within 12 months.
The path from O Fallon
How Illinois measures this- 1
After graduation
4-year college 52.4%2-year college 25.7%Not enrolled within 12 months 21.9%Share of the most recent graduating class reported on the 2026 Illinois Report Card who enrolled in any college within 12 months. Source: Illinois State Board of Education, 2026 Illinois Report Card public data set.
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What those choices lead to
Illinois does not report which individual colleges each school's graduates attend. Here is how a typical college of each type in Illinois performs.
College type in Illinois Colleges Graduation rate Avg. net price / yr Median earnings, 10 yrs Median debt Public universities 12 51% $12,636 $60,394 $18,875 Public 2-year and community colleges 45 43% $5,553 $42,861 $7,836 Private nonprofit colleges 37 61% $19,426 $61,717 $22,597 Medians across colleges of each type with at least 500 undergraduates. Source: U.S. Department of Education, College Scorecard. All Illinois colleges.
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Colleges closest to O Fallon
College Distance Graduation rate Avg. net price / yr Median earnings, 10 yrs McKendree University 4.8 mi 51% $18,457 $63,391 Southwestern Illinois College 5.0 mi 38% $7,555 $41,059 Southern Illinois University Edwardsville 15.2 mi 56% $13,111 $59,436 Harris-Stowe State University 17.7 mi 33% $11,182 $39,919 Saint Louis University 18.3 mi 79% $29,674 $75,998 Ranken Technical College 19.3 mi 47% $20,834 $60,835
Where it is
Nearby high schools: Lebanon High School (5.0 mi, 67.9% to college) · Belleville High School-East (5.3 mi, 62.1% to college) · Collinsville High School (7.2 mi, 57.4% to college) · Mascoutah High School (7.7 mi, 76.7% to college) · Belleville High School-West (8.7 mi, 54.8% to college)
Living near a school does not guarantee attendance. Check O Fallon Twp HSD 203's attendance zone for an address.
Compared with the district and state
| Measure | O Fallon | Illinois |
|---|---|---|
| Enrolled in college within 12 months | 78.1% | 66.8% |
| Graduation rate | 96.2% | 89.8% |
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Quick answers
- What percent of O Fallon High School graduates go to college?
- 78.1% of its most recent class at O Fallon High School enrolled in college within 12 months, compared with 66.8% in Illinois. Source: Illinois State Board of Education, 2026 Illinois Report Card public data set.
- What is the graduation rate at O Fallon High School?
- O Fallon High School has a four-year graduation rate of 96.2%. Source: Illinois State Board of Education, 2026 Illinois Report Card public data set.
