Gahr (Richard) High

Gahr (Richard) High, a sprawling high school in Cerritos, California, operated by ABC Unified, works with 1,631 students, covering grades 9 through 12. Compared to the state average of about 838 students per school, that is 95% above typical.

Within ABC Unified, which oversees 30 schools and 17,570 students, Gahr (Richard) High is one campus in the system.

In terms of who attends, Gahr (Richard) High logs that the most-represented group is Hispanic (55%), with the rest of the student body spread across multiple groups. The remainder breaks down as 23% Asian, 11% Black, 5% White, 5% multiracial.

On the income-and-resources front, On paper, Gahr (Richard) High has 73 full-time-equivalent teachers, translating to a class-load average of around 22.4:1. That figure is higher than the state norm's 18.2:1 average. An estimated 61% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Los Angeles County (around 70%), the school's rate is south of typical.

Adjusting for the school's free-and-reduced-lunch share, Gahr (Richard) High sits in the top 10% of California schools after the BeatsExpectations adjustment. Predicted proficiency for the school's FRL share is roughly 43.0%; actual is 59.6%, +16.6 points clear of the demographic baseline.

Around the school, Los Angeles County reports that the typical household earns roughly $90,112 per year, about 36% of the adult population holds a bachelor's degree or above, and roughly 10% of residents live below the federal poverty line. Gahr (Richard) High is one of 2244 public schools in Los Angeles County (combined enrollment of about 1,265,907 students).

The closest other public school is Burbank (Luther) Elementary, roughly 0.4 miles away. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Gahr (Richard) High at 2nd of 9; the average score across the group is 42.7%.

The campus sits in a suburban setting.

Looking at the recent track record. Over the past 7-year window, the student count fell 17%: 1,955 students in 2018 compared to 1,631 in 2025. Hispanic enrollment moved from 48% to 55% across the same window. The student-to-teacher ratio tightened from 23.8:1 in 2018 to 22.4:1 today.

Within the allk12 community for this school, members of the Gahr (Richard) High community share and discuss sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.