District guide
Chaffey Joint Union High public schools
Parent-focused district context for San Bernardino County, CA: school list, grade pathway, enrollment scale, profile links, and the local checks to make before using the district in a housing decision.
Direct answer for parents
What Chaffey Joint Union High tells you before choosing a home
Chaffey Joint Union High is listed with 11 public schools and 23,058 reported students in the current NCES file. Treat this as a district-level research page: it helps you understand scale, grade coverage, and school records, but it does not confirm the school assigned to a specific address.
The current district file lists 11 high schools. Verify transition grades, feeder patterns, transfer policies, and program eligibility with the district.
11 district schools are associated with San Bernardino County in the current file, about 2% of listed county schools. Confirm address-level assignment locally.
Grade pathway
District school mix by level
Use this section to separate elementary, middle, high, and other school records before comparing commute, programs, and assignment rules.
11
23,058 reported students
Parent checks for Chaffey Joint Union High
These are the local questions that matter after the public data narrows the field.
Confirm the assigned school
Use official attendance-zone or address lookup tools before assuming a school serves a home.
Check transition grades
Elementary choices can split into different middle or high school paths, especially in large districts.
Verify choice-program rules
Charter, magnet, virtual, and transfer options can require applications, lotteries, or eligibility checks.
Compare similar schools
Compare schools at the same level before treating enrollment, grade span, or school type as a quality signal.
School records
Largest listed schools in Chaffey Joint Union High
Sorted by reported enrollment. Profile links appear where SchoolsByCounty has generated an individual school page; listed-only records still preserve NCES grade, type, city, and enrollment fields.
| School | Level | Grades | City | Enrollment | Profile |
|---|---|---|---|---|---|
| Etiwanda High Regular | High | 9–12 | Etiwanda | 3,596 | Profile |
| Chaffey High Regular | High | 9–12 | Ontario | 3,346 | Profile |
| Rancho Cucamonga High Regular | High | 9–12 | Rancho Cucamonga | 3,264 | Profile |
| Los Osos High Regular | High | 9–12 | Rancho Cucamonga | 2,837 | Profile |
| Montclair High Regular | High | 9–12 | Montclair | 2,769 | Profile |
| Alta Loma High Regular | High | 9–12 | Alta Loma | 2,456 | Profile |
| Ontario High Regular | High | 9–12 | Ontario | 2,182 | Profile |
| Colony High Regular | High | 9–12 | Ontario | 2,122 | Profile |
| Valley View High (Continuation) Alternative | High | 9–12 | Ontario | 368 | Listed only |
| Chaffey District Online High Alternative | High | 9–12 | Ontario | 102 | Listed only |
| Chaffey Community Day Alternative | High | 9–12 | Ontario | 16 | Listed only |
Communities in the district file
NCES city fields are directory fields, not attendance boundaries. Use them to orient the district footprint, then verify the exact home-to-school assignment.
County coverage
Some districts can include records associated with more than one county. The route is anchored to the district's primary county record in the current data.
Chaffey Joint Union High FAQ
What schools are included for Chaffey Joint Union High?
Chaffey Joint Union High includes 11 public schools in the current NCES district file. The current district file lists 11 high schools.
Does this Chaffey Joint Union High page show exact attendance zones?
No. SchoolsByCounty publishes district and school records from public data. Attendance boundaries, transportation, transfers, magnet eligibility, and charter rules must be confirmed with Chaffey Joint Union High or local assignment tools.
Is Chaffey Joint Union High ranked as the best district in San Bernardino County?
No. This is a district guide, not a recommendation or ranking. Use it to understand the district's listed schools, grade spans, enrollment scale, and available school profiles before verifying local fit.
How many Chaffey Joint Union High schools have detailed profiles?
8 schools in this district currently link to detailed SchoolsByCounty profiles. Other schools remain listed with NCES directory fields.
Data Sources
Education data sourced from the National Center for Education Statistics (NCES) Common Core of Data and School District Finance Survey. School scores are derived composite metrics based on available NCES graduation-rate and school-finance signals.
Data is informational only. Coverage varies by county and reporting year. Not for use as the sole basis for educational decisions.