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Schools in 94505 — Discovery Bay, California: 94505 schools average near the state. The 30.3-point spread is where the choice actually lives.

94505 has 3 ranked schools in Discovery Bay, averaging a Scope Score of 45.1/100 — within 0.2 points of the state average of 44.8 (CDE CAASPP 2025). Scores range from 28.6 to 58.9, a 30.3-point spread.

Avg Scope Score
45.1
State avg: 44.8
SchoolScope composite
Score Range
30.3
28.6 – 58.9
Avg Exceeded %
21.2%
State avg: 21.3%
Chronic Absenteeism
18.7%
State avg: 17.9%
Schools Ranked
3
With Scope Scores

How 94505 schools perform

The top-ranked school is Discovery Bay Elementary with a Scope Score of 59 and 36.8% of students exceeding standard.

Average proficiency falls 6.8 percentage points from grade 3 to grade 5 across 94505. This pattern in test scores may reflect a variety of factors and is worth examining school by school.

Chronic absenteeism across 94505 averages 18.7%, near the state average of 17.9%. CDE CAASPP 2025.

How 94505 compares to nearby zip codes

ZipCitySchoolsAvg Scorevs 94505
94505Discovery Bay3Developing
45.1/100
94506Danville4Strong
80.0/100
+34.9
94503American Canyon4Developing
49.5/100
+4.5
94507Alamo3Strong
70.6/100
+25.5
94501Alameda16Solid
53.8/100
+8.8
94509Antioch17Needs Support
28.5/100
-16.5

Source: CDE CAASPP 2025, analyzed by SchoolScope.

School archetypes in 94505

1 On the Rise2 Building Momentum

Hidden gems: 1 school in 94505 is classified as On the Rise — showing positive growth trajectories that raw proficiency scores alone don't capture. These are schools where students leave with more than they arrived with.

Archetypes are data-driven labels based on Scope Score dimensions. Learn more

For the data nerds

All schools in 94505

ranked by Scope Score · 2024–25 CAASPP

#SchoolExceededScore
1Discovery Bay Elementary
Byron Union Elementary Building Momentum
36.8%Solid
59/100
2Timber Point Elementary
Byron Union Elementary On the Rise
20.8%Developing
48/100
3Byron Institute for Independent Study
Byron Union Elementary Building Momentum
5.9%Needs Support
29/100
Source: CDE CAASPP 2025 · 3 schools in 94505Methodology · Explore all schools

Schools in 94505 on the map

Data source: California Department of Education · CAASPP 2024-25 · Methodology

Scores are SchoolScope's analysis of public data, not official CDE ratings. They represent one way of interpreting test results and should not be the sole basis for school decisions.

What Scope Scores can't tell you about 94505

Numbers tell you whether students are clearing the bar. A school visit tells you whether they're happy doing it. These metrics are intentionally missing from the Scope Score: class sizes and student-teacher interaction quality; arts, music, athletics, and enrichment programs; teacher experience and turnover; campus safety and social-emotional support; parent and community engagement; quality of special education and gifted programs; how school zones and enrollment boundaries affect access. Full methodology

Frequently asked questions

Are the schools in 94505 (Discovery Bay) good?
94505 has 3 ranked schools in Discovery Bay, averaging a Scope Score of 45.1/100 — within 0.2 points of the state average. 21.2% of students exceed the state standard on average. Data source: California Department of Education CAASPP 2025, analyzed by SchoolScope.
What is the best school in 94505?
The highest-scoring school in zip code 94505 is Discovery Bay Elementary with a Scope Score of 59/100 and 36.8% of students exceeding the state standard. See full methodology.
How do 94505 schools compare to the state average?
Schools in zip code 94505 average a Scope Score of 45.1/100 — within 0.2 points of the state average of 44.8. The exceeded rate averages 21.2% vs. 21.3% statewide.
How many schools are in zip code 94505?
Zip code 94505 has 3 ranked schools with Scope Scores. Schools are ranked using a weighted composite of CAASPP test performance, growth trajectory, chronic absenteeism, and suspension rate. Schools with insufficient testing data are not ranked.
What does the Scope Score measure?
The Scope Score is SchoolScope's proprietary composite rating (0–100) based on seven dimensions of publicly available California school data: the exceeded-vs-met standard split, overall proficiency, grade 3–5 growth, chronic absenteeism, suspension rate, ELPAC English Learner proficiency, and baseline proficiency. Full methodology and weights.