Mission Hills High

Located at 1 Mission Hills Ct., in San Marcos, California, Mission Hills High is a high-enrollment 9-12 campus that serves 2,751 students (grades 9 through 12), overseen by San Marcos Unified. By comparison, California's public schools average about 838 students each, so Mission Hills High sits 228% bigger than that benchmark.

Mission Hills High is one of 19 schools operated by San Marcos Unified, a district that hosts 18,837 students overall.

On the student-mix side, Mission Hills High shows that Hispanic students make up the majority at 56%. Other groups include 28% White, 8% Asian, 7% multiracial. The wider county runs roughly 35% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

On the income-and-resources front, On paper, Mission Hills High has 111 full-time-equivalent teachers, translating to a class-load average of around 24.8:1. Statewide, the average ratio sits near 18.2:1, putting Mission Hills High higher than the state norm the norm. About 45% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against San Diego County (around 54%), the school's rate is somewhat below typical.

Adjusting for the school's free-and-reduced-lunch share, Mission Hills High performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 52.9%, the actual is 43.8%, a residual of -9.1 points.

In the surrounding community, San Diego County reports that the typical household earns roughly $106,268 per year, 43% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 7%. In all, San Diego County runs 766 public schools (combined enrollment of about 467,437 students), of which Mission Hills High is one.

Baypoint Preparatory Academy - San Diego is the nearest neighboring public school, about 0.6 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 6 schools in that immediate cluster with test data (this one included), Mission Hills High ranks 4th on composite proficiency, beneath the local average of 44.9%.

The campus sits in a suburban setting.

Five-year trend. Looking back 7 years, enrollment at Mission Hills High has edged up 8%, going from 2,547 students in 2018 to 2,751 in 2025. White enrollment moved from 35% to 28% across the same window. The student-to-teacher ratio fell from 28.0:1 in 2018 to 24.8:1 today.

On the community side, members of the Mission Hills High community share and discuss school events, parent volunteer needs, and clubs. The community welcomes input from current and former families.