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Email BoardWaterloo Elementary
7007 North Pezzi Road, Stockton, CA 95215-9113
Summary
Waterloo Elementary is underperforming.
Reading and math results average to the 51st percentile among comparable California schools.
Only 43.2% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 30.7% of students met California's math standard, but it is trending up slightly.
Proficiency stats
| Current Reading Proficiency | 43.2% |
| Current Math Proficiency | 30.7% |
| Reading State Rank | 848/1,734 (51st percentile) |
| Math State Rank | 852/1,735 (51st percentile) |
School information
| Student / Teacher Ratio | 22:1 |
| Student enrollment (2024–25) | 339 |
| Low-Income Students | 222 (65.5%) |
| English Learners | 75 (22.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading rose 0.5 points from last year and fell 2.5 points over the full period. Math fell 3.7 points from last year and rose 1.8 points over the full period.
•Math +1.8 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 37.9% to 52.3% across the grades shown. Overall, the school’s reading results rank in the top 49% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 18.0-point reading income gap is slightly wider than the 16.3-point gap at a typical California 5–8 school. It narrowed over the period shown.
•English Learners vs English Native
15.9% of English learners meet the reading standard, compared with 49.5% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Two or more races students have the strongest math results at about 64% proficiency. The other reported groups range from about 23% to 39%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 28.4% to 34.1% across the grades shown. Overall, the school’s math results rank in the top 50% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 19.6-point math income gap is slightly wider than the 15.3-point gap at a typical California 5–8 school. It narrowed slightly over the period shown.
•English Learners vs English Native
7.3% of English learners meet the math standard, compared with 36.0% of English-only students. The gap narrowed as English-learner results rose and English-only results fell.
•Progress as students move up
2023–2026
How we compare income gaps
“Typical” means the median gap across 59 schools for reading and 60 for math. The comparison uses 2026 California 5–8 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 Waterloo Elementary rank in California?
Waterloo Elementary ranks No. 848 of 1,734 in reading and No. 852 of 1,735 in math for 2026. These proficiency rankings compare California schools in the same grade-level category.
How does Waterloo Elementary compare with other schools in San Joaquin County?
Waterloo Elementary is No. 3 in reading and No. 2 in math proficiency among the 3 5–8 schools in San Joaquin County with 2026 results.
Explore schools in San Joaquin County