How does Discovery Bay Elementary compare to other elementary schools in Discovery Bay?

Discovery Bay Elementary has a SchoolScope composite score of 54.3/100, placing it at the 75th percentile statewide. 37% of students exceed standard, with a total of 816 students tested across grades and subjects.

What percentage of students exceed standards at Discovery Bay Elementary?

37.1% of students at Discovery Bay Elementary exceed the state standard on CAASPP assessments, while 64.4% meet or exceed it. The gap between these two numbers reveals whether the school pushes students beyond basic proficiency.

Is Discovery Bay Elementary improving or declining?

Discovery Bay Elementary's proficiency rate decreases by 16.7 percentage points from grade 3 to grade 5, suggesting the school is not sustaining early academic gains.

What is the chronic absenteeism rate at Discovery Bay Elementary?

18.5% of students at Discovery Bay 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 Bay Elementary

Byron Union Elementary Discovery Bay Contra Costa County 94505

Composite Score

out of 100

State Percentile

of elementary schools

State Rank

816 students tested

School overview

Enrollment

438 students

Student-Teacher Ratio

23:1

Free/Reduced Lunch

36%

Teachers

19 full-time

Student demographics

Hispanic 39.7%

White 39.0%

Asian 4.3%

Black 2.5%

Other 14.4%

Performance breakdown

Performance breakdown for Discovery Bay Elementary
Category	Percentage
Exceeded Standard	37.1%
Met Standard	27.4%
Below Standard	35.6%

Exceeded

37.1%

Met

27.4%

Below

35.6%

What other rankings don't show you

Most rating sites report "64% proficient" for Discovery Bay Elementary and stop there. Here's what that number hides:

37.1% of students exceeded standard while 27.4% merely met it. That exceeded rate is 16.1 points above the state average of 21.0%. That's 8.1 points above the Byron Union Elementary district average of 28.9%. Compared to the 2 nearby schools within ~3 miles, this exceeded rate is 15.6 points higher (vs 21.4% average). The gap between "met" and "exceeded" is the difference between a school that clears the bar and one that raises it.

Proficiency drops by 16.7 percentage points from grade 3 to grade 5 — a signal that the school may not be sustaining early gains.

Chronic absenteeism is 18.5%, better than the state average of 18.7%.