Bayside Academy

As a well-populated elementary school in San Mateo, California, Bayside Academy teaches 840 students from grades K through 8, operated by San Mateo-Foster City. That puts it 81% larger than the typical public school in California, which averages around 465 students.

San Mateo-Foster City comprises 22 schools with combined enrollment of 9,906 students; Bayside Academy is among them.

Looking at the student body, Bayside Academy logs that the largest single group is Hispanic at 54%, but no single group is in the majority. The remainder breaks down as 22% Asian, 8% White, 8% multiracial, 5% Pacific Islander. By comparison, San Mateo County as a whole is about 25% Hispanic, so the school skews considerably more Hispanic than its surroundings.

On the income-and-resources front, Staff filings list 43 full-time-equivalent teachers, which works out to roughly 19.4:1 students per teacher. The state averages around 22.3:1, so this campus is tighter than the state norm typical. An estimated 43% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against San Mateo County (around 34%), the school's rate is meaningfully above typical.

On a residual basis (actual vs predicted given the student mix), Bayside Academy performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 53.8%, the actual is 40.3%, a residual of -13.4 points.

In the broader community, ACS estimates for San Mateo County put the typical household earns roughly $158,855 per year, roughly 54% of adults have completed at least a four-year degree, and roughly 4% of residents live below the federal poverty line. In all, San Mateo County runs 176 public schools (combined enrollment of about 82,403 students), of which Bayside Academy is one.

Parkside Montessori is the nearest neighboring public school, about 0.3 miles from this campus. Within five miles, there are 8 other public schools. On composite proficiency, Bayside Academy comes 5th of 8 in the immediate cluster, behind the nearby-schools average of 47.4%.

Geographically, the school is in an inner-city area.

Five-year trend. Over the past 7-year window, the student count edged down 7%: 899 students in 2018 compared to 840 in 2025. The White share of enrollment decreased from 16% to 8% over that span. The student-to-teacher ratio narrowed from 20.7:1 in 2018 to 19.4:1 today.

Within the allk12 community for this school, the feed for Bayside Academy typically covers science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.