Muir (John) Elementary

Muir (John) Elementary operates as a reasonably sized elementary campus in Antioch, California, one of the schools within Antioch Unified. Current enrollment sits at 660 students spanning grades K through 5. Compared to the state average of about 465 students per school, that is 42% larger than typical.

Antioch Unified runs 25 schools in total, collectively educating 15,111 students. Muir (John) Elementary is one of those campuses.

For racial and ethnic makeup, Muir (John) Elementary logs that the largest single group is Hispanic, at 56% of enrollment. Beyond that, the school shows 20% Black, 9% Asian, 8% White, 5% multiracial. The wider county runs roughly 28% Hispanic, putting the school's mix meaningfully more Hispanic than the area baseline.

Looking at school resources, On paper, Muir (John) Elementary has 32 full-time-equivalent teachers, translating to a class-load average of around 20.7:1. Statewide, the average ratio sits near 22.3:1, putting Muir (John) Elementary tighter than the state norm the norm. An estimated 59% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Contra Costa County (around 45%), the school's rate is noticeably above typical.

On a residual basis (actual vs predicted given the student mix), On a poverty-adjusted basis, Muir (John) Elementary sits in the bottom 10% statewide. Predicted proficiency from the FRL regression is roughly 44.4%; actual is 22.4%, a gap of -22.0 points.

In the broader community, 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%. Muir (John) Elementary is one of 280 public schools in Contra Costa County (combined enrollment of about 167,423 students).

Nearest neighbor: Dallas Ranch Middle, around 0.6 miles off. Counting just inside five miles, 8 other public schools cluster around Muir (John) Elementary. Ranking that nearby cluster on reported proficiency puts Muir (John) Elementary at 3rd of 9; the average score across the group is 20.5%.

Geographically, the school is in a commuter-belt area.

Looking at the recent track record. Over the past 7-year window, the student count expanded 13%: 583 students in 2018 compared to 660 in 2025. Hispanic enrollment moved from 37% to 56% across the same window. The student-to-teacher ratio fell from 26.7:1 in 2018 to 20.7:1 today.

On this page, members of the Muir (John) Elementary community share and discuss fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.