Marshall Elementary School
Elementary school in Castro Valley, CA · Castro Valley Unified · Grades K-5
On the spring 2026 state tests, 60% of Marshall Elementary School students met or exceeded California's reading (ELA) standard and 65% met the math standard. In reading, that is 6 points below the Castro Valley Unified average (67%) and 11 points above the California average (49%). Its reading result is higher than 62% of Bay Area elementary schools, and it ranks 7th of 9 public elementary schools in Castro Valley. Reading results in 2026 were 10 points lower than in 2024, and math results were 3 points lower than in 2024.
Test scores, 2024 to 2026
| Subject | Spring 2024 | Spring 2025 | Spring 2026 | Change |
|---|---|---|---|---|
| Reading (ELA) | 70% | 68% | 60% | −10 pts |
| Math | 68% | 65% | 65% | −3 pts |
Compared with nearby averages
| Spring 2026 | Reading (ELA) | Math |
|---|---|---|
| Marshall Elementary School | 60% | 65% |
| Castro Valley Unified | 67% | 59% |
| Alameda County | 56% | 49% |
| California | 49% | 38% |
Results by grade, spring 2026
| Grade | Reading (ELA) | Math |
|---|---|---|
| 3rd grade | 49% | 71% |
| 4th grade | 72% | 72% |
| 5th grade | 58% | 53% |
Students are tested in grades 3 to 8 and 11. Each grade is a different group of students, so differences between grades are not a trend.
Homes near Marshall Elementary School
The typical home value in ZIP code 94546, where Marshall Elementary School is located, is $1.01M, up 1.5% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.
Zillow and Redfin can both search for homes inside a school’s attendance zone and email you new listings. Search for the school by name on either site and save the search.
Nearby elementary schools
| Distance | School | Reading (ELA) | Math | Typical home value (ZIP) |
|---|---|---|---|---|
| 0.7 mi | Vannoy ElementaryCastro Valley · Grades K-5 | 61% | 65% | $1.01M |
| 0.8 mi | Castro Valley ElementaryCastro Valley · Grades K-5 | 66% | 51% | $1.01M |
| 0.9 mi | Independent ElementaryCastro Valley · Grades K-5 | 72% | 68% | $1.36M |
| 1.4 mi | Proctor ElementaryCastro Valley · Grades K-5 | 81% | 83% | $1.01M |
| 1.4 mi | Fairview ElementaryHayward · Grades K-6 | 35% | 20% | $760K |
| 1.5 mi | Chabot ElementaryCastro Valley · Grades K-5 | 72% | 67% | $1.01M |
School details
- Address
- 20111 Marshall Street, Castro Valley, CA 94546
Get directions · See it on our map - Phone
- (510) 537-2431
- District
- Castro Valley Unified
- County
- Alameda County
- Grades
- K-5
- Students
- 525 (2025-26)
- Type
- Elementary school · Traditional
- State school code
- 01611506090401
Common questions
How did Marshall Elementary School do on state tests?
In spring 2026, 60% of students met or exceeded the reading (ELA) standard and 65% met the math standard, compared with 49% and 38% across California.
How many students attend Marshall Elementary School?
525 students were enrolled in the 2025-26 school year, in grades K-5.
How much do homes cost near Marshall Elementary School?
The typical home value in ZIP code 94546, where Marshall Elementary School is located, is $1.01M, up 1.5% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.
Does living near Marshall Elementary School guarantee a spot?
No. Public schools assign students by attendance zone, which Castro Valley Unified sets and can change. Confirm the zone for a specific address with the district before you buy or rent.