How does Discovery Elementary compare to other elementary schools in San Marcos?

Discovery Elementary has a SchoolScope composite score of 71.7/100, placing it at the 96th percentile statewide. 54% of students exceed standard, with a total of 1,304 students tested across grades and subjects.

What percentage of students exceed standards at Discovery Elementary?

54.4% of students at Discovery Elementary exceed the state standard on CAASPP assessments, while 79.1% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Discovery Elementary improving or declining?

Discovery Elementary's proficiency rate increases by 6.2 percentage points from grade 3 to grade 5, suggesting the school is adding value over time.

What is the chronic absenteeism rate at Discovery Elementary?

9.0% of students at Discovery Elementary are chronically absent (missing 10% or more of school days). This metric reflects school culture and family engagement, and is weighted at 15% in our composite score.

Discovery Elementary

San Marcos Unified San Marcos San Diego County 92078

Composite Score

out of 100

State Percentile

of elementary schools

State Rank

1,304 students tested

School overview

Enrollment

687 students

Student-Teacher Ratio

22:1

Free/Reduced Lunch

20%

Teachers

31 full-time

Student demographics

Hispanic 24.3%

White 47.6%

Asian 14.3%

Black 0.7%

Other 13.1%

Performance breakdown

Performance breakdown for Discovery Elementary
Category	Percentage
Exceeded Standard	54.4%
Met Standard	24.7%
Below Standard	20.9%

Exceeded

54.4%

Met

24.7%

Below

20.9%

What other rankings don't show you

Most rating sites report "79% proficient" for Discovery Elementary and stop there. Here's what that number hides:

54.4% of students exceeded standard while 24.7% merely met it. That exceeded rate is 33.4 points above the state average of 21.0%. That's 21.3 points above the San Marcos Unified district average of 33.1%. Compared to the 7 nearby schools within ~3 miles, this exceeded rate is 29.7 points higher (vs 24.7% average). The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Students here improve by 6.2 percentage points from grade 3 to grade 5, suggesting the school is adding value beyond what students arrive with.

Chronic absenteeism is 9.0%, better than the state average of 18.7%.