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Email BoardRio Vista High
410 S 4th Street, Rio Vista, CA 94571-1939
Summary
Rio Vista High is underperforming.
Reading and math results average to the 30th percentile among comparable California schools.
Only 42.9% of students met California's reading standard, but it is quickly trending up.
Math is weaker: 7.1% of students met California's math standard, it is holding steady.
Proficiency stats
| Current Reading Proficiency | 42.9% |
| Current Math Proficiency | 7.1% |
| Reading State Rank | 1,007/1,596 (37th percentile) |
| Math State Rank | 1,231/1,596 (23rd percentile) |
School information
| Student / Teacher Ratio | 17:1 |
| Student enrollment (2024–25) | 317 |
| Low-Income Students | 229 (72.2%) |
| English Learners | 37 (11.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 6.6 points from last year and rose 39.2 points over the full period. Math fell 7.4 points from last year and fell 0.2 points over the full period.
•Math -0.2 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
42.9% of tested students meet the reading standard in the grade shown. Overall, the school’s reading results rank No. 1,007 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 18.3-point reading income gap is slightly wider than the 14.7-point gap at a typical California 9–12 school. It widened over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current reading gap cannot be calculated.
Math Proficiency Scores
2026 state test results
Race and Ethnicity
Hispanic or Latino students have the strongest math results at about 10% proficiency. The other reported groups range from about 0% to 0%.
Distribution of Scores by Grade
7.2% of tested students meet the math standard in the grade shown. Overall, the school’s math results rank No. 1,231 of 1,596 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 16.7-point math income gap is slightly wider than the 14.2-point gap at a typical California 9–12 school. It widened over the period shown.
•English Learners vs English Native
Results for both language groups are unavailable, so a current math gap cannot be calculated.
How we compare income gaps
“Typical” means the median gap across 876 schools for reading and 882 for math. The comparison uses 2026 California 9–12 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 Rio Vista High rank in California?
Rio Vista High ranks No. 1,007 of 1,596 in reading and No. 1,231 of 1,596 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Rio Vista High compare with other schools in Sacramento County?
Rio Vista High is tied for No. 34 in reading and tied for No. 43 in math proficiency among the 48 9–12 schools in Sacramento County with 2026 results.
Explore schools in Sacramento County