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Email BoardMcMillin (Corky) Elementary
1201 Santa Cora Avenue, Chula Vista, CA 91913-1799
Summary
Reading and math results average to the 81st percentile among comparable California schools.
66.2% of students met California's reading standard, but it is trending down slightly.
61.3% of students met California's math standard, and it is trending down.
Proficiency stats
| Current Reading Proficiency | 66.2% |
| Current Math Proficiency | 61.3% |
| Reading State Rank | 870/4,657 (81st percentile) |
| Math State Rank | 948/4,657 (80th percentile) |
School information
| Student / Teacher Ratio | 21:1 |
| Student enrollment (2024–25) | 691 |
| Low-Income Students | 318 (46.0%) |
| English Learners | 95 (13.7%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 4.3 points from last year and fell 1.0 points over the full period. Math fell 6.3 points from last year and fell 5.4 points over the full period.
•Math -5.4 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Filipino and Two or more races students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 55.7% to 73.6% across the grades shown. Overall, the school’s reading results rank in the top 19% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 18.6-point reading income gap is slightly wider than the 17.6-point gap at a typical California K–6 school. It widened over the period shown.
•English Learners vs English Native
18.9% of English learners meet the reading standard, compared with 69.3% 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
Filipino students have the strongest math results at about 91% proficiency. The other reported groups range from about 31% to 75%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 56.1% to 70.1% across the grades shown. Overall, the school’s math results rank in the top 21% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 21.7-point math income gap is slightly wider than the 17.5-point gap at a typical California K–6 school. It widened over the period shown.
•English Learners vs English Native
23.8% of English learners meet the math standard, compared with 63.8% 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 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 McMillin (Corky) Elementary compare within the district?
McMillin (Corky) Elementary is No. 7 in reading and No. 6 in math proficiency among the 44 K–6 schools in Chula Vista Elementary with 2026 results.
Explore the district’s schoolsHow does McMillin (Corky) Elementary rank in California?
McMillin (Corky) Elementary ranks No. 870 of 4,657 in reading and No. 948 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 McMillin (Corky) Elementary compare within the district?
Low-income students here rank No. 4 in reading and No. 3 in math among 44 K–6 district schools with reportable 2026 results for this group. 55.9% meet the reading standard and 49.4% meet the math standard.
See results by student groupHow does McMillin (Corky) Elementary compare with other schools in Chula Vista?
McMillin (Corky) Elementary is No. 6 in both reading and math proficiency among the 38 K–6 schools in Chula Vista with 2026 results.
Explore schools in Chula VistaHow does McMillin (Corky) Elementary compare with other schools in San Diego County?
McMillin (Corky) Elementary is No. 27 in reading and No. 25 in math proficiency among the 116 K–6 schools in San Diego County with 2026 results.
Explore schools in San Diego CountyWhich schools should I compare?
Schools serving K–6 in the same district.
| School | Math | Reading |
|---|---|---|
| McMillin (Corky) ElementaryThis school | 61.3% | 66.2% |
| Camarena (Enrique S.) Elementary | 57.9% | 63.7% |
| Casillas (Joseph) Elementary | 44.9% | 52.4% |
