| Richard Gahr High School | |
|---|---|
 | |
| Address | |
 | |
11111 Artesia Boulevard , 90703 | |
| Information | |
| School type | Public |
| Founded | 1965 |
| School district | ABC Unified School District |
| Superintendent | Mary Sieu |
| Principal | Jeffrey Hernandez (2023) |
| Staff | 78.30 (FTE)[1] |
| Grades | 9-12 |
| Enrollment | 1,682 (2022–2023)[1] |
| Student to teacher ratio | 21.48[1] |
| Language | English |
| Area | Greater Los Angeles Area |
| Colour(s) | Blue White Gold |
| Athletics conference | San Gabriel Valley League |
| Mascot | Gladiator |
| Team name | Gladiators |
| Rival | Artesia High School, Cerritos High School, Whitney High School |
| Newspaper | Gahr Forum |
| Website | gahrhs |
Richard Gahr High School, often simply known as Gahr High School, is a public, STEAM (Science, Technology, Engineering, Art, and Math) magnet high school in Cerritos, California, serving grades 9-12. Gahr High is one of three comprehensive high schools in the ABC Unified School District.
The school is a two-time (2007, 2021) California Distinguished School.[2] It is opposite to Artesia Cemetery.