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Email BoardCharlotte N. Werner Elementary
1050 West Rialto Avenue, Rialto, CA 92376-9007
Summary
Charlotte N. Werner Elementary is badly underperforming.
Reading and math results average to the 10th percentile among comparable California schools.
Only 25.0% of students met California's reading standard, but it is trending up slightly.
Math is weaker: 16.0% of students met California's math standard, and it is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 25.0% |
| Current Math Proficiency | 16.0% |
| Reading State Rank | 4,062/4,657 (13th percentile) |
| Math State Rank | 4,280/4,657 (8th percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 739 |
| Low-Income Students | 675 (91.3%) |
| English Learners | 150 (20.3%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 0.6 points from last year and rose 0.8 points over the full period. Math rose 1.0 points from last year and fell 2.4 points over the full period.
•Math -2.4 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Black or African American and Hispanic or Latino students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 21.8% to 27.8% across the grades shown. Overall, the school’s reading results rank No. 4,062 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 31.1-point reading income gap is wider than the 19.8-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
7.1% of English learners meet the reading standard, compared with 26.2% of English-only students. The gap narrowed as English-learner results rose and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Hispanic or Latino students have the strongest math results at about 17% proficiency. The other reported groups range from about 7% to 7%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 10.9% to 23.5% across the grades shown. Overall, the school’s math results rank No. 4,280 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 8.4-point math income gap is narrower than the 20.0-point gap at a typical California K–5 school. It narrowed over the period shown.
•English Learners vs English Native
5.7% of English learners meet the math standard, compared with 15.9% of English-only students. The gap widened as English-learner results fell and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 1,832 schools for reading and 1,839 for math. The comparison uses 2026 California K–5 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 Charlotte N. Werner Elementary compare within the district?
Charlotte N. Werner Elementary is No. 19 in reading and No. 18 in math proficiency among the 19 K–5 schools in Rialto Unified with 2026 results.
Explore the district’s schoolsHow does Charlotte N. Werner Elementary rank in California?
Charlotte N. Werner Elementary ranks No. 4,062 of 4,657 in reading and No. 4,280 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 Charlotte N. Werner Elementary compare within the district?
Low-income students here rank No. 19 in reading and No. 18 in math among 19 K–5 district schools with reportable 2026 results for this group. 21.8% meet the reading standard and 15.1% meet the math standard.
See results by student groupHow does Charlotte N. Werner Elementary compare with other schools in Rialto?
Charlotte N. Werner Elementary is No. 16 in reading and No. 15 in math proficiency among the 16 K–5 schools in Rialto with 2026 results.
Explore schools in RialtoHow does Charlotte N. Werner Elementary compare with other schools in San Bernardino County?
Charlotte N. Werner Elementary is No. 96 in reading and No. 98 in math proficiency among the 112 K–5 schools in San Bernardino County with 2026 results.
Explore schools in San Bernardino CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| Charlotte N. Werner ElementaryThis school | 16.0% | 25.0% |
| A. H. Morgan Elementary | 27.5% | 38.0% |
| Dr. Edward Fitzgerald Elementary | 14.3% | 32.7% |
