Colonial Acres Elementary

Set in Hayward, California, Colonial Acres Elementary is an average-sized elementary school, part of San Lorenzo Unified. It hosts 458 students across grades K through 5.

Within San Lorenzo Unified, which oversees 16 schools and 7,936 students, Colonial Acres Elementary is one campus in the system.

On the student-mix side, Colonial Acres Elementary logs that 78% of the student body identifies as Hispanic; the rest breaks down as 10% Asian, 6% Black, 3% multiracial, 2% White. That is meaningfully more Hispanic than the county at large, where the share is closer to 23%.

In terms of school funding signals, The school lists 20 full-time-equivalent teachers, for a student-teacher ratio near 22.9:1. The state averages about 22.3:1, putting this campus right in line with peers. About 86% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Alameda County runs at roughly 49%, so the school's eligibility rate is somewhat above the surrounding baseline.

With demographic context factored in, Colonial Acres Elementary is in the bottom 10% of California public schools. The BeatsExpectations model predicts schools with this FRL share to land around 28.2%; Colonial Acres Elementary posts 11.4%, -16.8 points below that line.

Across the wider 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. Colonial Acres Elementary is one of 394 public schools in Alameda County (combined enrollment of about 210,511 students).

East Bay Arts High is the nearest neighboring public school, about 0.4 miles from this campus. Within five miles, there are 8 other public schools. Among the 7 schools in that immediate cluster with test data (this one included), Colonial Acres Elementary ranks 6th on composite proficiency, beneath the local average of 21.8%.

The school occupies a suburban site.

Five-year trend. Over the past 7-year window, the student count fell 22%: 590 students in 2018 compared to 458 in 2025.

In the discussion threads here, the page collects discussion, questions, and updates around classroom updates, athletics, and weather closures. Members of the school community can share what they know.