Brea Olinda High

Located at 789 North Wildcat Way, in Brea, California, Brea Olinda High is a sizable four-year high school that enrolls 1,676 students (grades 9 through 12), one of the schools within Brea-Olinda Unified. Enrollment runs roughly 100% larger than the state mean of about 838.

Brea Olinda High is one of 10 schools operated by Brea-Olinda Unified, a district that serves 5,740 students overall.

Looking at the student body, Brea Olinda High lists that the largest single group is Hispanic at 39%, but no single group is in the majority. Beyond that, the school records 30% Asian, 24% White, 5% multiracial.

Looking at the economic backdrop, Staff filings list 79 full-time-equivalent teachers, which works out to roughly 21.3:1 students per teacher. That figure is higher than the state norm's 18.2:1 average. Around 42% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. Set against Orange County (around 55%), the school's rate is south of typical.

On a residual basis (actual vs predicted given the student mix), Brea Olinda High sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 54.7%; this one delivers 56.0%.

In the area at large, Orange County reports that median household income runs about $116,289, about 44% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. In all, Orange County runs 649 public schools (combined enrollment of about 430,458 students), of which Brea Olinda High is one.

Brea Canyon High (Continuation) is the nearest neighboring public school, about 0.2 miles from this campus. Within five miles, there are 8 other public schools. On composite proficiency, Brea Olinda High comes 5th of 6 in the immediate cluster, below the nearby-schools average of 65.1%.

The school occupies a residential site.

Trend over the last 7 years. Looking back 7 years, enrollment at Brea Olinda High has declined 6%, going from 1,788 students in 2018 to 1,676 in 2025. Over the same period, the White share ticked down from 36% to 24%. The student-to-teacher ratio narrowed from 26.5:1 in 2018 to 21.3:1 today.

On this page, posts here usually surface around enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.