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Email BoardDiscovery Elementary
730 Applewilde Drive, San Marcos, CA 92078-4969
Summary
Discovery Elementary is a good school.
Reading and math results average to the 92nd percentile among comparable California schools.
77.1% of students met California's reading standard, and it is trending up.
75.9% of students met California's math standard, which is strong statewide but is trending down slightly.
Proficiency stats
| Current Reading Proficiency | 77.1% |
| Current Math Proficiency | 75.9% |
| Reading State Rank | 359/4,657 (92nd percentile) |
| Math State Rank | 373/4,657 (92nd percentile) |
School information
| Student / Teacher Ratio | 26:1 |
| Student enrollment (2024–25) | 717 |
| Low-Income Students | 125 (17.4%) |
| English Learners | 51 (7.1%) |
School Website
Great Schools
Niche
Ed-Data
CAASPP| Admissions | Open enrollment |
|---|---|
| Charter school | No |
| Magnet school | No |
Test score trends
Reading fell 2.9 points from last year and rose 3.9 points over the full period. Math fell 2.3 points from last year and fell 0.6 points over the full period.
•Math -0.6 percentage points (2024–2026)Reading Proficiency Scores
2026 state test results
Race and Ethnicity
Most students in every reported group meet the reading standard. Asian and White students have the strongest results.
Distribution of Scores by Grade
The share meeting the reading standard ranges from 72.6% to 80.0% across the grades shown. Overall, the school’s reading results rank in the top 8% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 28.2-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
23.1% of English learners meet the reading standard, compared with 77.5% 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
Asian students have the strongest math results at about 95% proficiency. The other reported groups range from about 62% to 78%.
Distribution of Scores by Grade
The share meeting the math standard ranges from 72.4% to 77.9% across the grades shown. Overall, the school’s math results rank in the top 9% among California schools in the same grade-level category.
Low-Income vs Non-Low-Income
The 28.7-point math income gap is wider than the 20.0-point gap at a typical California K–5 school. It widened over the period shown.
•English Learners vs English Native
30.8% of English learners meet the math standard, compared with 75.2% of English-only students. The gap widened as English-learner results fell 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 Discovery Elementary compare within the district?
Discovery Elementary is No. 2 in reading and No. 1 in math proficiency among the 10 K–5 schools in San Marcos Unified with 2026 results.
Explore the district’s schoolsHow does Discovery Elementary rank in California?
Discovery Elementary ranks No. 359 of 4,657 in reading and No. 373 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 Discovery Elementary compare within the district?
Low-income students here rank No. 2 in both subjects among 10 K–5 district schools with reportable 2026 results for this group. 54.2% meet the reading standard and 52.5% meet the math standard.
See results by student groupHow does Discovery Elementary compare with other schools in San Marcos?
Discovery Elementary is No. 2 in reading and No. 1 in math proficiency among the 8 K–5 schools in San Marcos with 2026 results.
Explore schools in San MarcosHow does Discovery Elementary compare with other schools in San Diego County?
Discovery Elementary is No. 24 in reading and No. 29 in math proficiency among the 237 K–5 schools in San Diego County with 2026 results.
Explore schools in San Diego CountyWhich schools should I compare?
Schools serving K–5 in the same district.
| School | Math | Reading |
|---|---|---|
| Discovery ElementaryThis school | 75.9% | 77.1% |
| Knob Hill Elementary | 50.7% | 58.0% |
| Paloma Elementary | 66.5% | 68.4% |
