Trabuco Hills High

Set in Mission Viejo, California, Trabuco Hills High is an expansive 9-12 campus, part of Saddleback Valley Unified. It hosts 2,475 students across grades 9 through 12. Enrollment runs roughly 195% bigger than the state mean of about 838.

Within Saddleback Valley Unified, which oversees 33 schools and 22,646 students, Trabuco Hills High is one campus in the system.

Demographically, Trabuco Hills High records that 44% of students identify as White, with the remaining enrollment distributed across several groups. Other groups include 29% Hispanic, 17% Asian, 9% multiracial. That composition is broadly in line with Orange County as a whole.

In terms of school funding signals, Staff filings list 107 full-time-equivalent teachers, which works out to roughly 23.0:1 students per teacher. That figure is higher than the state norm's 18.2:1 average. Around 37% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. That share is south of Orange County's rate of about 55%.

On a demographically-adjusted basis, Trabuco Hills High performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 57.3%, the actual is 55.3%, a residual of -2.0 points.

Around the school, ACS estimates for Orange County put the typical household earns roughly $116,289 per year, 44% of adults hold a bachelor's degree or higher, and the poverty rate sits near 7%. Across Orange County's 649 public schools (combined enrollment of about 430,458 students), Trabuco Hills High is one campus in the mix.

The closest other public school is Del Lago Elementary, roughly 0.6 miles away. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Trabuco Hills High at 5th of 8; the average score across the group is 55.5%.

Trabuco Hills High operates from an outer-ring location.

Five-year trend. Looking back 7 years, enrollment at Trabuco Hills High has ticked down 13%, going from 2,830 students in 2018 to 2,475 in 2025. White enrollment moved from 54% to 44% across the same window. Class-load math has fell: from 25.8:1 in 2018 to 23.0:1 in 2025.

On allk12, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.