Community prompt from u/allk12. Replies below.
Delta Vista Middle
Community prompt from u/allk12. Replies below.
Test scores
CAASPP 2023-24 . % met or exceeded standardBeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Delta Vista Middle
Delta Vista Middle is a middle-grades school of medium-sized scale in Oakley, California, operated by Oakley Union Elementary, enrolling 873 students in grades 6 through 8. Enrollment runs roughly 32% larger than the state mean of about 659.
Oakley Union Elementary runs 9 schools in total, collectively educating 5,119 students. Delta Vista Middle is one of those campuses.
In terms of who attends, Delta Vista Middle records that 42% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Beyond that, the school shows 24% White, 14% Black, 13% Asian, 4% multiracial. The wider county runs roughly 28% Hispanic, putting the school's mix visibly more Hispanic than the area baseline.
Looking at the economic backdrop, On paper, Delta Vista Middle has 40 full-time-equivalent teachers, translating to a class-load average of around 21.6:1. That figure is higher than the state norm's 20.7:1 average. Roughly 44% of students at Delta Vista Middle qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.
After controlling for student poverty, Delta Vista Middle falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 53.4%; this one comes in at 25.3%, -28.1 points off the demographic line.
Around the school, Contra Costa County reports that median household earnings sit near $127,229, roughly 45% of adults have completed at least a four-year degree, and the poverty rate sits near 6%. Delta Vista Middle is one of 280 public schools in Contra Costa County (combined enrollment of about 167,423 students).
Iron House Elementary is the nearest neighboring public school, about 0.1 miles from this campus. Counting just inside five miles, 8 other public schools cluster around Delta Vista Middle. Ranking that nearby cluster on reported proficiency puts Delta Vista Middle at 8th of 9; the average score across the group is 35.4%.
The school occupies a commuter-belt site.
Trend over the last 7 years. Over the past 7-year window, the student count held roughly steady: 853 students in 2018 compared to 873 in 2025. Over the same period, the Asian share expanded from 7% to 13%. Class-load math has fell: from 25.0:1 in 2018 to 21.6:1 in 2025.
On the community side, members of the Delta Vista Middle community share and discuss school events, parent volunteer needs, and clubs. Members of the school community can share what they know.
Contra Costa County at a glance
View full county profileQuick facts
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