Castro Valley Elementary

Castro Valley Elementary is one of the mid-tier primary schools in Castro Valley, California, one of the schools within Castro Valley Unified, with 502 students on its rolls from grades K through 5.

Across the 15 schools in Castro Valley Unified (9,548 students total), Castro Valley Elementary accounts for its share of the district's footprint.

On the student-mix side, Castro Valley Elementary records that 32% of students identify as Hispanic, with the remaining enrollment distributed across several groups; the rest is composed of 32% Asian, 15% White, 14% multiracial, 6% Black. By comparison, Alameda County as a whole is about 23% Hispanic, so the school skews meaningfully more Hispanic than its surroundings.

On the resource side, Staff filings list 21 full-time-equivalent teachers, which works out to roughly 23.9:1 students per teacher. The state averages around 22.3:1, so this campus is higher than the state norm typical. An estimated 55% of students are eligible for free or reduced-price lunch, often used as a Title I proxy.

On a residual basis (actual vs predicted given the student mix), Castro Valley Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 46.8%; this one delivers 59.6%.

Zooming out to the county, Alameda County reports that median household earnings sit near $129,367, roughly 52% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. Across Alameda County's 394 public schools (combined enrollment of about 210,511 students), Castro Valley Elementary is one campus in the mix.

Castro Valley High is the nearest neighboring public school, about 0.5 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Castro Valley Elementary. Among the 6 schools in that immediate cluster with test data (this one included), Castro Valley Elementary ranks 4th on composite proficiency, beneath the local average of 64.2%.

Geographically, the school is in a commuter-belt area.

Over the past 7-year window. Over the past 7-year window, the student count climbed 6%: 474 students in 2018 compared to 502 in 2025. The Asian share of enrollment rose from 23% to 32% over that span. The student-to-teacher ratio narrowed from 25.6:1 in 2018 to 23.9:1 today.

On this page, the feed for Castro Valley Elementary typically covers pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.