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Email BoardFoster Elementary
13900 Foster Avenue, Baldwin Park, CA 91706-4926
Summary
Foster Elementary is badly underperforming.
Reading and math results average to the 38th percentile among comparable California schools.
Only 35.8% of students met California's reading standard, and it is trending down slightly.
Math is weaker: 33.3% of students met California's math standard, but it is trending up.
Proficiency stats
| Current Reading Proficiency | 35.8% |
| Current Math Proficiency | 33.3% |
| Reading State Rank | 3,071/4,657 (34th percentile) |
| Math State Rank | 2,721/4,657 (42nd percentile) |
School information
| Student / Teacher Ratio | 20:1 |
| Student enrollment (2024–25) | 430 |
| Low-Income Students | 383 (89.7%) |
| English Learners | 117 (27.4%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 2.6 points from last year and fell 1.4 points over the full period. Math fell 1.9 points from last year and rose 7.6 points over the full period.
•Math +7.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable reading result.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 34.9% to 37.1% across the grades shown. Overall, the school’s reading results rank No. 3,071 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Low-income students are 1.4 points ahead in reading. It narrowed over the period shown.
•English Learners vs English Native
15.4% of English learners meet the reading standard, compared with 37.1% of English-only students. The gap widened as English-learner results fell and English-only results rose.
•Math Proficiency Scores
2026 state test results
Race and Ethnicity
Only one group has a reportable math result.
Distribution of Scores by Grade
The share meeting the math standard ranges from 18.6% to 45.0% across the grades shown. Overall, the school’s math results rank No. 2,721 of 4,657 among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
Low-income students are 3.0 points ahead in math. It narrowed over the period shown.
•English Learners vs English Native
25.6% of English learners meet the math standard, compared with 33.7% 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 1,832 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 Foster Elementary compare within the district?
Foster Elementary is No. 4 in reading and No. 3 in math proficiency among the 7 K–5 schools in Baldwin Park Unified with 2026 results.
Explore the district’s schoolsHow does Foster Elementary rank in California?
Foster Elementary ranks No. 3,071 of 4,657 in reading and No. 2,721 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 Foster Elementary compare within the district?
Low-income students here rank No. 3 in both subjects among 7 K–5 district schools with reportable 2026 results for this group. 36.0% meet the reading standard and 33.8% meet the math standard.
See results by student groupHow does Foster Elementary compare with other schools in Baldwin Park?
Foster Elementary is No. 4 in reading and No. 3 in math proficiency among the 7 K–5 schools in Baldwin Park with 2026 results.
Explore schools in Baldwin ParkHow does Foster Elementary compare with other schools in Los Angeles County?
Foster Elementary is No. 575 in reading and tied for No. 562 in math proficiency among the 780 K–5 schools in Los Angeles County with 2026 results.
Explore schools in Los Angeles CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| Foster ElementaryThis school | 33.3% | 35.8% |
| Charles Bursch Elementary | 17.6% | 27.5% |
| De Anza Elementary | 36.2% | 38.2% |
