Contact
- Address
- 211 West Fifth St.
Ontario, CA 91762 - Phone
- (909)988-8511
Staff & Students
- Teachers (FTE)
- 939
- Total Staff
- 1,972
Data Source
NCES Common Core of Data
School Year 2023-24
Schools in Chaffey Joint Union High (11)
Etiwanda High
Etiwanda
High
3,540 studentsGrades 9–1225.5:1 ratio53.22% FRPL
Rancho Cucamonga High
Rancho Cucamonga
High
3,343 studentsGrades 9–1226.1:1 ratio37.36% FRPL
Chaffey High
Ontario
High
3,223 studentsGrades 9–1223.9:1 ratio80.76% FRPL
Los Osos High
Rancho Cucamonga
High
2,759 studentsGrades 9–1225.1:1 ratio34.43% FRPL
Montclair High
Montclair
High
2,605 studentsGrades 9–1223.7:1 ratio89.9% FRPL
Alta Loma High
Alta Loma
High
2,400 studentsGrades 9–1224.2:1 ratio60.63% FRPL
Ontario High
Ontario
High
2,121 studentsGrades 9–1222.3:1 ratio87.36% FRPL
Colony High
Ontario
High
2,085 studentsGrades 9–1224:1 ratio72.23% FRPL
Valley View High (Continuation)
Ontario
High
335 studentsGrades 9–1213.4:1 ratio84.48% FRPL
Chaffey District Online High
Ontario
High
112 studentsGrades 9–1222.4:1 ratio53.57% FRPL
Chaffey Community Day
Ontario
High
16 studentsGrades 9–128:1 ratio81.25% FRPL
Frequently Asked Questions about Chaffey Joint Union High
Chaffey Joint Union High includes 11 schools across elementary, middle, and high school levels.
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