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CA Regular School High School

Chaffey High

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1245 North Euclid Ave., Ontario, CA 91762 • San Bernardino County
(909) 988-5560
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Student Enrollment & Staffing Overview

NCES 2024-2025
Total Students
3,127
Teachers (FTE)
133.8
Student-Teacher Ratio
23.4:1
FRPL Eligible
2,547
(81.5%)
National School Lunch Program (FRPL) Eligibility Total Eligible: 2,547 of 3,127 (81.5%)
Free Lunch: 2,203 (70.5%)
Reduced-Price: 344 (11%)
Paid / Not Eligible: 580 (18.5%)

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

0 2,050 4,100 2020-2021: 3,363 students 3,363 2020-2021 2021-2022: 3,360 students 3,360 -0.1% 2021-2022 2022-2023: 3,346 students 3,346 -0.4% 2022-2023 2023-2024: 3,223 students 3,223 -3.7% 2023-2024 2024-2025: 3,127 students 3,127 -3% 2024-2025

Student Diversity Distribution

Demographic composition of enrolled students across racial & ethnic backgrounds.

NCES 2024-2025
Hispanic / Latino: 2,777 (88.9%) Black or African American: 99 (3.2%) White: 88 (2.8%) Asian: 80 (2.6%) Two or More Races (Multiracial): 55 (1.8%) American Indian / Alaska Native: 18 (0.6%) Native Hawaiian / Pacific Islander: 8 (0.3%)
3,125 Students
Hispanic / Latino 2,777 88.9%
Black or African American 99 3.2%
White 88 2.8%
Asian 80 2.6%
Two or More Races (Multiracial) 55 1.8%
American Indian / Alaska Native 18 0.6%
Native Hawaiian / Pacific Islander 8 0.3%

Grade-Level Enrollment Distribution

Distribution of student body across reported grade cohorts.

Total: 3,127 Students
Grade 10: 820 (26.2%) Grade 11: 784 (25.1%) Grade 12: 750 (24%) Grade 9: 773 (24.7%)
3,127 Students
Grade 10 820 26.2%
Grade 11 784 25.1%
Grade 12 750 24%
Grade 9 773 24.7%

Student Gender Distribution

Reported enrollment counts by gender cohort.

NCES 2024-2025
M
Male Students
1,593
51%
F
Female Students
1,532
49%