San Juan Hills High

San Juan Hills High is a large senior high in San Juan Capistrano, California, one of the schools within Capistrano Unified. The school enrolls 2,641 students in grades 9 through 12. Enrollment runs roughly 215% larger than the state mean of about 838.

Across the 58 schools in Capistrano Unified (40,251 students total), San Juan Hills High accounts for its share of the district's footprint.

Demographically, San Juan Hills High shows that 50% of students identify as White, with the remaining enrollment distributed across several groups. Beyond that, the school shows 34% Hispanic, 9% multiracial, 6% Asian.

Looking at the economic backdrop, Staff filings list 114 full-time-equivalent teachers, which works out to roughly 23.2:1 students per teacher. The state averages around 18.2:1, so this campus is higher than the state norm typical. Roughly 38% of students at San Juan Hills High qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Orange County runs at roughly 55%, so the school's eligibility rate is somewhat below the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), San Juan Hills High sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 56.8%; this one delivers 67.4%.

In the broader community, ACS estimates for Orange County put median household earnings sit near $116,289, roughly 44% of adults have completed at least a four-year degree, and roughly 7% of residents live below the federal poverty line. Across Orange County's 649 public schools (combined enrollment of about 430,458 students), San Juan Hills High is one campus in the mix.

Harold Ambuehl Elementary is the nearest neighboring public school, about 1.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 4 schools in that immediate cluster with test data (this one included), San Juan Hills High ranks 2nd on composite proficiency, above the local average of 48.9%.

Geographically, the school is in a commuter-belt area.

Trend over the last 7 years. Looking back 7 years, enrollment at San Juan Hills High has expanded 3%, going from 2,556 students in 2018 to 2,641 in 2025. The White share of enrollment contracted from 56% to 50% over that span. Class-load math has narrowed: from 26.0:1 in 2018 to 23.2:1 in 2025.

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