Olinda Elementary

As a tight-knit elementary campus in El Sobrante, California, Olinda Elementary caters to 318 students from grades K through 6, run under West Contra Costa Unified. Compared to the state average of about 465 students per school, that is 32% leaner than typical.

Across the 52 schools in West Contra Costa Unified (25,133 students total), Olinda Elementary accounts for its share of the district's footprint.

On the student-mix side, Olinda Elementary logs that 35% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Other groups include 29% Asian, 12% multiracial, 12% White, 12% Black.

On the resource side, On paper, Olinda Elementary has 14 full-time-equivalent teachers, translating to a class-load average of around 22.7:1. The state averages about 22.3:1, putting this campus right in line with peers. An estimated 40% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment.

After controlling for student poverty, Olinda Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 55.9%; this one delivers 45.3%.

Across the wider county, ACS estimates for Contra Costa County put median household income runs about $127,229, roughly 45% of adults have completed at least a four-year degree, and the poverty rate sits near 6%. Olinda Elementary is one of 280 public schools in Contra Costa County (combined enrollment of about 167,423 students).

The closest other public school is Valley View Elementary, roughly 1.2 miles away. Within five miles, there are 8 other public schools. On composite proficiency, Olinda Elementary comes 2nd of 9 in the immediate cluster, above the nearby-schools average of 34.2%.

The campus sits in an outer-ring setting.

Looking at the recent track record. Over the past 7-year window, the student count ticked down 9%: 350 students in 2018 compared to 318 in 2025. Over the same period, the White share decreased from 18% to 12%. The student-to-teacher ratio narrowed from 26.1:1 in 2018 to 22.7:1 today.

On allk12, recent activity here tends to focus on school events, parent volunteer needs, and clubs. Members of the school community can share what they know.