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IL Regular School High School

O Fallon High School

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600 S Smiley St, O Fallon, IL 62269 • St. Clair County
(618) 632-3507
Website

Student Enrollment & Staffing Overview

NCES 2024-2025
Total Students
2,540
Teachers (FTE)
155.5
Student-Teacher Ratio
16.3:1
FRPL Eligible
715
(28.1%)
National School Lunch Program (FRPL) Eligibility Total Eligible: 715 of 2,540 (28.1%)
Eligible (Combined): 715 (28.1%)
Paid / Not Eligible: 1,825 (71.9%)

Multi-Year Enrollment Trends & Growth (2020-2021 – 2024-2025)

0 1,550 3,100 2020-2021: 2,511 students 2,511 2020-2021 2021-2022: 2,533 students 2,533 +0.9% 2021-2022 2022-2023: 2,521 students 2,521 -0.5% 2022-2023 2023-2024: 2,559 students 2,559 +1.5% 2023-2024 2024-2025: 2,540 students 2,540 -0.7% 2024-2025

Student Diversity Distribution

Demographic composition of enrolled students across racial & ethnic backgrounds.

NCES 2024-2025
White: 1,499 (59.3%) Black or African American: 518 (20.5%) Two or More Races (Multiracial): 239 (9.5%) Hispanic / Latino: 205 (8.1%) Asian: 63 (2.5%) American Indian / Alaska Native: 2 (0.1%) Native Hawaiian / Pacific Islander: 1 (0%)
2,527 Students
White 1,499 59.3%
Black or African American 518 20.5%
Two or More Races (Multiracial) 239 9.5%
Hispanic / Latino 205 8.1%
Asian 63 2.5%
American Indian / Alaska Native 2 0.1%
Native Hawaiian / Pacific Islander 1 0%

Grade-Level Enrollment Distribution

Distribution of student body across reported grade cohorts.

Total: 2,540 Students
Grade 10: 662 (26.1%) Grade 11: 630 (24.8%) Grade 12: 629 (24.8%) Grade 9: 619 (24.4%)
2,540 Students
Grade 10 662 26.1%
Grade 11 630 24.8%
Grade 12 629 24.8%
Grade 9 619 24.4%

Student Gender Distribution

Reported enrollment counts by gender cohort.

NCES 2024-2025
M
Male Students
1,337
52.9%
F
Female Students
1,190
47.1%