Proctor Elementary

Proctor Elementary is a middle-of-the-pack elementary-level community in Castro Valley, California, operated by Castro Valley Unified. The school serves 613 students in grades K through 5. That puts it 32% larger than the typical public school in California, which averages around 465 students.

Proctor Elementary is one of 15 schools operated by Castro Valley Unified, a district that works with 9,548 students overall.

Looking at the student body, Proctor Elementary logs that 40% of students identify as Asian, with the remaining enrollment distributed across several groups; the rest consists of 22% White, 20% multiracial, 16% Hispanic.

In terms of school funding signals, Proctor Elementary shows 25 full-time-equivalent teachers, putting the student-to-teacher ratio at about 24.5:1. The state averages around 22.3:1, so this campus is higher than the state norm typical. Roughly 30% of students at Proctor Elementary qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Alameda County (around 49%), the school's rate is somewhat below typical.

Adjusting for the school's free-and-reduced-lunch share, Proctor Elementary ranks in the top 10% of California public schools. The BeatsExpectations model, a per-state regression of composite proficiency on FRL share, predicts schools with this student profile to land around 61.5%; Proctor Elementary posts 77.6%, +16.0 points above that line.

In the broader community, Alameda County reports that the typical household earns roughly $129,367 per year, about 52% of the adult population holds a bachelor's degree or above, and roughly 6% of residents live below the federal poverty line. Proctor Elementary is one of 394 public schools in Alameda County (combined enrollment of about 210,511 students).

Nearest neighbor: Castro Valley High, around 0.9 miles off. Within five miles, there are 8 other public schools. On composite proficiency, Proctor Elementary comes 1st of 6 in the immediate cluster, higher than the nearby-schools average of 66.7%.

The school occupies an outer-ring site.

Over the past 7-year window. Looking back 7 years, enrollment at Proctor Elementary has increased 24%, going from 494 students in 2018 to 613 in 2025. Asian enrollment moved from 23% to 40% across the same window. The student-to-teacher ratio pulled in from 26.7:1 in 2018 to 24.5:1 today.

Within the allk12 community for this school, members of the Proctor Elementary community share and discuss classroom updates, athletics, and weather closures. Members of the school community can share what they know.