CA
Regular Public School District
11 Schools
Chaffey Joint Union High
Ontario, CA 91762
•
San Bernardino County
•
11 Operating Schools
(909) 988-8511
Official Website
District Structure
Regular Public School District
Grade Span Offered
9-12
Locale Setting
Suburb: Large
Supervisory Union
None (Independent)
NCES District ID
0608160
State Identifier
CA-3667652
County FIPS
06071
Charter Classification
Not a charter district
Operating Schools
11 schools
Central Office Phone
(909) 988-8511
Administrative Office Location
211 West Fifth St.
Ontario, CA 91762-1698
Ontario, CA 91762-1698
District Public School Enrollment & Staffing Trends
NCES Multi-Year Cohorts| School Year | Operating Schools | Total Students | Teachers (FTE) | Student/Teacher Ratio | Total FRPL |
|---|---|---|---|---|---|
| 2024-2025 | 11 | 22,040 | 912.7 | 24.2:1 | 14,600 |
| 2023-2024 | 11 | 22,539 | 939.6 | 24.0:1 | 14,198 |
| 2022-2023 | 11 | 23,058 | 952.4 | 24.2:1 | 14,078 |
| 2021-2022 | 11 | 23,468 | 955.7 | 24.6:1 | 12,395 |
| 2020-2021 | 11 | 23,741 | 970.1 | 24.5:1 | 14,900 |
Schools in this District (11)
Source: NCES 2024-2025
| School Name | Grades | Level | Type | City | Action |
|---|---|---|---|---|---|
| Alta Loma High | 9-12 | High School | Regular School | Alta Loma | View › |
| Chaffey Community Day | 9-12 | High School | Alternative School | Ontario | View › |
| Chaffey District Online High | 9-12 | High School | Alternative School | Ontario | View › |
| Chaffey High | 9-12 | High School | Regular School | Ontario | View › |
| Colony High | 9-12 | High School | Regular School | Ontario | View › |
| Etiwanda High | 9-12 | High School | Regular School | Etiwanda | View › |
| Los Osos High | 9-12 | High School | Regular School | Rancho Cucamonga | View › |
| Montclair High | 9-12 | High School | Regular School | Montclair | View › |
| Ontario High | 9-12 | High School | Regular School | Ontario | View › |
| Rancho Cucamonga High | 9-12 | High School | Regular School | Rancho Cucamonga | View › |
| Valley View High (Continuation) | 9-12 | High School | Alternative School | Ontario | View › |