Simi Valley High

Simi Valley High is one of the high-enrollment four-year high schools in Simi Valley, California, one of the schools within Simi Valley Unified, with 1,910 students on its rolls from grades 9 through 12. Compared to the state average of about 838 students per school, that is 128% bigger than typical.

Simi Valley High is one of 27 schools operated by Simi Valley Unified, a district that serves 15,418 students overall.

Demographically, Simi Valley High lists that the largest single group is White at 42%, but no single group is in the majority. Other groups include 41% Hispanic, 10% Asian, 5% multiracial. That is meaningfully less White than the county at large, where the share is closer to 52%.

Looking at school resources, Staff filings list 79 full-time-equivalent teachers, which works out to roughly 24.2:1 students per teacher. That figure is higher than the state norm's 18.2:1 average. Around 36% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. Set against Ventura County (around 59%), the school's rate is south of typical.

On a residual basis (actual vs predicted given the student mix), Simi Valley High falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 57.8%; this one comes in at 34.1%, -23.7 points off the demographic line.

In the area at large, ACS estimates for Ventura County put median household income runs about $109,797, about 36% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 7%. In all, Ventura County runs 238 public schools (combined enrollment of about 147,841 students), of which Simi Valley High is one.

Katherine Elementary is the nearest neighboring public school, about 0.7 miles from this campus. Within five miles, there are 8 other public schools. On composite proficiency, Simi Valley High comes 7th of 9 in the immediate cluster, below the nearby-schools average of 40.5%.

The campus sits in an outer-ring setting.

Looking at the recent track record. Simi Valley High's enrollment has ticked down 15% since 2018, when it stood at 2,251 (now 1,910). The White share of enrollment edged down from 55% to 42% over that span. Class-load math has fell: from 25.5:1 in 2018 to 24.2:1 in 2025.

On the community side, the feed for Simi Valley High typically covers fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.