Tamalpais Valley Elementary

Tamalpais Valley Elementary operates as a compact primary school in Mill Valley, California, run under Mill Valley Elementary. Current enrollment sits at 368 students spanning grades K through 5. Enrollment runs roughly 21% leaner than the state mean of about 465.

Across the 6 schools in Mill Valley Elementary (2,309 students total), Tamalpais Valley Elementary accounts for its share of the district's footprint.

On demographics, Tamalpais Valley Elementary records that White students make up the majority at 73%. Beyond that, the school lists 14% multiracial, 8% Hispanic, 3% Asian.

On the income-and-resources front, Staff filings list 18 full-time-equivalent teachers, which works out to roughly 20.4:1 students per teacher. That figure is tighter than the state norm's 22.3:1 average. About 5% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Marin County runs at roughly 35%, so the school's eligibility rate is somewhat below the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Tamalpais Valley Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 76.3%; this one delivers 86.6%.

Zooming out to the county, census data for Marin County shows median household income runs about $149,091, about 61% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 4%. Tamalpais Valley Elementary is one of 75 public schools in Marin County (combined enrollment of about 29,867 students).

Nearest neighbor: Dr. Martin Luther King Jr. Academy, around 0.8 miles off. Within five miles, there are 8 other public schools. Among the 9 schools in that immediate cluster with test data (this one included), Tamalpais Valley Elementary ranks 1st on composite proficiency, ahead of the local average of 72.7%.

The campus sits in a bedroom-community setting.

Trend over the last 7 years. Tamalpais Valley Elementary's enrollment has contracted 24% since 2018, when it stood at 482 (now 368). The White share of enrollment contracted from 78% to 73% over that span. Class-load math has pulled in: from 23.5:1 in 2018 to 20.4:1 in 2025.

On the community side, the page collects discussion, questions, and updates around pickup logistics, teacher feedback, and after-school programs. Members of the school community can share what they know.