ExploreMapCompareBlogSign in

Schools in 94546 — Castro Valley, California: 94546 schools aren't just reaching proficiency — they're pushing students beyond it.

94546 has 10 ranked schools in Castro Valley, averaging a Scope Score of 56.3/100 — 11.4 points above the state average of 44.8 (CDE CAASPP 2025). Scores range from 21.5 to 72.1, a 50.6-point spread. 3 schools rank in the 90th percentile or above statewide.

Avg Scope Score
56.3
State avg: 44.8
SchoolScope composite
Score Range
50.6
21.5 – 72.1
Avg Exceeded %
34.0%
State avg: 21.3%
Chronic Absenteeism
17.8%
State avg: 17.9%
Schools Ranked
10
With Scope Scores

How 94546 schools perform

The top-ranked school is Proctor Elementary with a Scope Score of 72 and 53.8% of students exceeding standard.

These schools are pushing students past the bar, not just to it. Schools here average 34.0% exceeding standard — well above the statewide average of 21.3%.

Average proficiency falls 3.1 percentage points from grade 3 to grade 5 across 94546. This pattern in test scores may reflect a variety of factors and is worth examining school by school.

Chronic absenteeism across 94546 averages 17.8%, near the state average of 17.9%. CDE CAASPP 2025.

How 94546 compares to nearby zip codes

ZipCitySchoolsAvg Scorevs 94546
94546Castro Valley10Solid
56.3/100
94545Hayward7Developing
40.4/100
-15.8
94547Hercules5Developing
47.7/100
-8.5
94544Hayward10Needs Support
25.7/100
-30.5
94549Lafayette6Strong
73.2/100
+16.9
94550Livermore11Solid
52.1/100
-4.2

Source: CDE CAASPP 2025, analyzed by SchoolScope.

School archetypes in 94546

2 Strong All-Around2 Solid Base1 High Ceiling1 Growth Engine3 Building Momentum

Hidden gems: 1 school in 94546 is classified as Growth Engine — 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 94546

ranked by Scope Score · 2024–25 CAASPP

#SchoolExceededScore
1Proctor Elementary
Castro Valley Unified High Ceiling
53.8%Strong
72/100
2Creekside Middle
Castro Valley Unified Strong All-Around
40.4%Strong
70/100
3Castro Valley High
Castro Valley Unified Strong All-Around
30.4%Solid
64/100
4Chabot Elementary
Castro Valley Unified Growth Engine
42.4%Solid
64/100
5Marshall Elementary
Castro Valley Unified Solid Base
41.9%Solid
63/100
6Vannoy Elementary
Castro Valley Unified Solid Base
37.6%Solid
60/100
7Castro Valley Virtual Academy
Castro Valley Unified Building Momentum
31.8%Solid
52/100
8Stanton Elementary
Castro Valley Unified Culture First
30.0%Developing
49/100
9Castro Valley Elementary
Castro Valley Unified Building Momentum
30.7%Developing
48/100
10Redwood Continuation High
Castro Valley Unified Building Momentum
1.6%Needs Support
22/100
Source: CDE CAASPP 2025 · 10 schools in 94546Methodology · Explore all schools

Schools in 94546 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 94546

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 94546 (Castro Valley) good?
94546 has 10 ranked schools in Castro Valley, averaging a Scope Score of 56.3/100 — 11.4 points above the state average. 34.0% 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 94546?
The highest-scoring school in zip code 94546 is Proctor Elementary with a Scope Score of 72/100 and 53.8% of students exceeding the state standard. See full methodology.
How do 94546 schools compare to the state average?
Schools in zip code 94546 average a Scope Score of 56.3/100 — 11.4 points above the state average of 44.8. The exceeded rate averages 34.0% vs. 21.3% statewide.
How many schools are in zip code 94546?
Zip code 94546 has 10 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.