Los Altos High School
| Name | Los Altos High School |
| Grades | Class 09 to Class 12 |
| Address | 15325 E. Los Robles Ave. |
| City | Hacienda Heights |
| School District | Hacienda la Puente Unified |
| County | Los Angeles County |
| Zipcode | 91745-2717 |
| Phone No. | (626)934-5400 |
| State | California |
| Suburb | Large |
| Students | 1741 |
| Teachers | 71 |
| Student Teacher Ratio | 24.7 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Los Altos High School is located at 15325 E. Los Robles Ave. in Hacienda Heights city of Los Angeles County county in California. This school comes under Hacienda la Puente Unified. You can call them at (626)934-5400 for more details. This is not a magnet school. Total one thousand seven hundred forty one students from class 09 to class 12 study in this school who are taught by seventy one teachers. This is not a charter school. The student teacher ratio of this school is 24.7.