Anderson Valley Junior-Senior High
18200 Mountain View Road, Boonville, CA 95415
Summary
Anderson Valley Junior-Senior High is underperforming.
Reading and math results average to the 42nd percentile among comparable California schools.
Only 42.7% of students met California's reading standard, but it is slowly trending up.
Math is weaker: 22.7% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 42.7% |
| Current Math Proficiency | 22.7% |
| Reading State Rank | 870/1,734 (50th percentile) |
| Math State Rank | 1,128/1,735 (35th percentile) |
School information
| Student / Teacher Ratio | 12:1 |
| Student enrollment (2024–25) | 192 |
| Low-Income Students | 142 (74.0%) |
| English Learners | 52 (27.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 10.5 points from last year and rose 3.7 points over the full period. Math rose 0.5 points from last year and rose 6.9 points over the full period.
•Math +6.9 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
White and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 20.0% to 69.6% across the grades shown. Overall, the school’s reading results rank No. 870 of 1,734 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 25.2-point reading income gap is nearly twice as wide as the 13.0-point gap at a typical California 7–12 school. It widened over the period shown.
•English Learners vs English Native
13.3% of English learners meet the reading standard, compared with 63.2% of English-only students. The gap widened as English-learner results rose and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
White students have the strongest math results at about 42% proficiency. The other reported groups range from about 18% to 18%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 16.0% to 34.8% across the grades shown. Overall, the school’s math results rank No. 1,128 of 1,735 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 3.0-point math income gap is narrower than the 8.4-point gap at a typical California 7–12 school. It narrowed over the period shown.
•English Learners vs English Native
6.7% of English learners meet the math standard, compared with 31.6% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 66 schools for reading and 66 for math. The comparison uses 2026 California 7–12 schools with at least 20 tested students in each income group and a reported low-income student population. Each school counts once. Its gap is non-low-income proficiency minus low-income proficiency, including negative gaps. California state test data
Understanding this school
How does Anderson Valley Junior-Senior High rank in California?
Anderson Valley Junior-Senior High ranks No. 870 of 1,734 in reading and No. 1,128 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Anderson Valley Junior-Senior High compare with other schools in Mendocino County?
Anderson Valley Junior-Senior High is No. 2 in both reading and math proficiency among the 2 7–12 schools in Mendocino County with 2026 results.
Explore schools in Mendocino County