Chaffey High School
| Name | Chaffey High School |
| Grades | Class 09 to Class 12 |
| Address | 1245 N. Euclid Ave. |
| City | Ontario |
| School District | Chaffey Joint Union High |
| County | San Bernardino County |
| Zipcode | 91762-1997 |
| Phone No. | (909)988-5560 |
| State | California |
| City | Midsize |
| Students | 3363 |
| Teachers | 135 |
| Student Teacher Ratio | 24.9 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Chaffey High School is located at 1245 N. Euclid Ave. in Ontario city of San Bernardino County county in California. This school comes under Chaffey Joint Union High. You can call them at (909)988-5560 for more details. This is not a magnet school. Total three thousand three hundred sixty three students from class 09 to class 12 study in this school who are taught by one hundred thirty five teachers. This is not a charter school. The student teacher ratio of this school is 24.9.