California Military Institute

California Military Institute is one of the average-sized senior highs in Perris, California, operated by Perris Union High, with 1,031 students on its rolls from grades 5 through 12. Enrollment runs roughly 23% larger than the state mean of about 838.

Across the 9 schools in Perris Union High (11,810 students total), California Military Institute accounts for its share of the district's footprint.

For racial and ethnic makeup, California Military Institute shows that the student body is overwhelmingly Hispanic (91%). Beyond that, the school shows 3% White, 3% Black. That is meaningfully more Hispanic than the county at large, where the share is closer to 51%.

On the resource side, The school lists 43 full-time-equivalent teachers, for a student-teacher ratio near 23.9:1. That figure is higher than the state norm's 18.2:1 average. About 90% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is above Riverside County's rate of about 74%.

On a demographically-adjusted basis, California Military Institute tracks the demographic baseline. The model predicts 26.0% given the school's FRL share; actual proficiency is 22.1%.

In the surrounding community, the surrounding county (Riverside County) shows that median household income runs about $93,074, 26% of adults hold a bachelor's degree or higher, and the poverty rate sits near 8%. Across Riverside County's 543 public schools (combined enrollment of about 424,872 students), California Military Institute is one campus in the mix.

Innovative Horizons Charter is the nearest neighboring public school, about 0.6 miles from this campus. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts California Military Institute at 3rd of 5; the average score across the group is 22.2%.

The school occupies a commuter-belt site. California Military Institute is a charter school, which puts it inside the public-school system but outside the standard district-managed model.

Trend over the last 7 years. Looking back 7 years, enrollment at California Military Institute has held roughly steady, going from 1,017 students in 2018 to 1,031 in 2025. Over the same period, the Hispanic share expanded from 86% to 91%. The student-to-teacher ratio narrowed from 26.0:1 in 2018 to 23.9:1 today.

Within the allk12 community for this school, the feed for California Military Institute typically covers open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.