John Muir High School
| John Muir High School Early College Magnet | |
|---|---|
| Address | |
1905 Lincoln Avenue , 91103 United States  | |
| Coordinates | 34°10′43″N 118°09′36″W / 34.178513°N 118.159871°W | 
| Information | |
| Type | Public | 
| Motto | "The Home of the Mighty Mustangs" | 
| Established | 1926 | 
| Principal | Lawton Gray | 
| Teaching staff | 51.83 (FTE) | 
| Grades | 9-12 | 
| Enrollment | 1,133 (2023-2024) | 
| Student to teacher ratio | 21.86 | 
| Color(s) | Blue and Gold | 
| Athletics conference | CIF Southern Section Pacific League | 
| Mascot | The Mustang | 
| Rival | Pasadena High School | 
| Accreditation | WASC | 
| Website | www | 
John Muir High School is a four-year comprehensive secondary school in Pasadena, California, United States and is a part of the Pasadena Unified School District. The school is named after preservationist John Muir.