Walnut High School
| Name | Walnut High School |
| Grades | Class 09 to Class 12 |
| Address | 400 N. Pierre Rd. |
| City | Walnut |
| School District | Walnut Valley Unified |
| County | Los Angeles County |
| Zipcode | 91789-2535 |
| Phone No. | (909)594-1333 |
| State | California |
| Suburb | Large |
| Students | 2205 |
| Teachers | 99 |
| Student Teacher Ratio | 22.2 students per teacher |
| Charter School | No |
| Magnet School | N/A |
Walnut High School is located at 400 N. Pierre Rd. in Walnut city of Los Angeles County county in California. This school comes under Walnut Valley Unified. You can call them at (909)594-1333 for more details. This is not a magnet school. Total two thousand two hundred five students from class 09 to class 12 study in this school who are taught by ninety nine teachers. This is not a charter school. The student teacher ratio of this school is 22.2.