Anderson Valley Junior-Senior High

Anderson Valley Junior-Senior High is a high school of rural-scale scale in Boonville, California, one of the schools within Anderson Valley Unified, caters to 192 students in grades 7 through 12. By comparison, California's public schools average about 838 students each, so Anderson Valley Junior-Senior High sits 77% smaller than that benchmark.

Anderson Valley Unified comprises 2 schools with combined enrollment of 382 students; Anderson Valley Junior-Senior High is among them.

For racial and ethnic makeup, Anderson Valley Junior-Senior High shows that nearly all students (85%) are Hispanic; the rest looks like 14% White. By comparison, Mendocino County as a whole is about 28% Hispanic, so the school skews noticeably more Hispanic than its surroundings.

On the resource side, Anderson Valley Junior-Senior High shows 16 full-time-equivalent teachers, putting the student-to-teacher ratio at about 12.3:1. The state averages around 18.2:1, so this campus is tighter than the state norm typical. An estimated 74% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

Adjusting for the school's free-and-reduced-lunch share, Anderson Valley Junior-Senior High sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 35.4%; this one delivers 27.9%.

In the broader community, community-level numbers for Mendocino County indicate median household earnings sit near $68,092, about 25% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 11%. Across Mendocino County's 66 public schools (combined enrollment of about 12,738 students), Anderson Valley Junior-Senior High is one campus in the mix.

The closest other public school is Anderson Valley Elementary, roughly 1.4 miles away. Ranking that nearby cluster on reported proficiency puts Anderson Valley Junior-Senior High at 3rd of 6; the average score across the group is 23.8%.

Anderson Valley Junior-Senior High operates from a rural location.

Five-year trend. Anderson Valley Junior-Senior High's enrollment has ticked down 8% since 2018, when it stood at 209 (now 192). The Hispanic share of enrollment climbed from 77% to 85% over that span. Class-load math has loosened: from 11.0:1 in 2018 to 12.3:1 in 2025.

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