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Email BoardSierra Vista Elementary
3560 Corona Avenue, Norco, CA 92860-1407
Summary
Sierra Vista Elementary is underperforming.
Reading and math results average to the 50th percentile among comparable California schools.
Only 46.5% of students met California's reading standard, but it is slowly trending up.
Math is weaker: 35.8% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 46.5% |
| Current Math Proficiency | 35.8% |
| Reading State Rank | 2,124/4,657 (54th percentile) |
| Math State Rank | 2,521/4,657 (46th percentile) |
School information
| Student / Teacher Ratio | 19:1 |
| Student enrollment (2024–25) | 395 |
| Low-Income Students | 317 (80.3%) |
| English Learners | 49 (12.4%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 2.5 points from last year and rose 3.2 points over the full period. Math fell 3.2 points from last year and rose 6.1 points over the full period.
•Math +6.1 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 29.6% to 68.3% across the grades shown. Overall, the school’s reading results rank in the top 46% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 7.4-point reading income gap is narrower than the 17.6-point gap at a typical California K–6 school. It narrowed over the period shown.
•
English Learners vs English Native
4.2% of English learners meet the reading standard, compared with 50.9% 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 45% proficiency. The other reported groups range from about 31% to 31%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 28.1% to 42.6% across the grades shown. Overall, the school’s math results rank No. 2,521 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 14.0-point math income gap is narrower than the 17.5-point gap at a typical California K–6 school. It narrowed over the period shown.
•English Learners vs English Native
12.0% of English learners meet the math standard, compared with 35.1% 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 1,479 schools for reading and 1,483 for math. The comparison uses 2026 California K–6 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 Sierra Vista Elementary compare within the district?
Sierra Vista Elementary is No. 21 in both reading and math proficiency among the 31 K–6 schools in Corona-Norco Unified with 2026 results.
Explore the district’s schoolsHow does Sierra Vista Elementary rank in California?
Sierra Vista Elementary ranks No. 2,124 of 4,657 in reading and No. 2,521 of 4,657 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How do low-income students at Sierra Vista Elementary compare within the district?
Low-income students here rank No. 20 in reading and No. 19 in math among 31 K–6 district schools with reportable 2026 results for this group. 45.3% meet the reading standard and 33.3% meet the math standard.
See results by student groupHow does Sierra Vista Elementary compare with other schools in Norco?
Sierra Vista Elementary is No. 3 in both reading and math proficiency among the 5 K–6 schools in Norco with 2026 results.
Explore schools in NorcoHow does Sierra Vista Elementary compare with other schools in Riverside County?
Sierra Vista Elementary is No. 32 in reading and No. 35 in math proficiency among the 107 K–6 schools in Riverside County with 2026 results.
Explore schools in Riverside CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| Sierra Vista ElementaryThis school | 35.8% | 46.5% |
| George Washington Elementary | 34.1% | 45.7% |
| Highland Elementary | 57.6% | 64.7% |
