Adelante Selby Spanish Immersion

Located at 170 Selby Ln., in Atherton, California, Adelante Selby Spanish Immersion is a mid-sized elementary-level community that teaches 582 students (grades K through 5), overseen by Redwood City Elementary. Enrollment runs roughly 25% larger than the state mean of about 465.

Within Redwood City Elementary, which oversees 12 schools and 6,378 students, Adelante Selby Spanish Immersion is one campus in the system.

Looking at the student body, Adelante Selby Spanish Immersion shows that the student body is overwhelmingly Hispanic (81%). Other groups include 14% White, 3% multiracial. That is meaningfully more Hispanic than the county at large, where the share is closer to 25%.

Looking at the economic backdrop, Adelante Selby Spanish Immersion shows 23 full-time-equivalent teachers, putting the student-to-teacher ratio at about 25.3:1. The state averages around 22.3:1, so this campus is higher than the state norm typical. Around 60% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. That share is noticeably above San Mateo County's rate of about 34%.

After controlling for student poverty, Adelante Selby Spanish Immersion sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 43.7%; this one delivers 39.6%.

In the surrounding community, the surrounding county (San Mateo County) records that median household income runs about $158,855, 54% of adults hold a bachelor's degree or higher, 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 Adelante Selby Spanish Immersion is one.

Henry Ford Elementary is the nearest neighboring public school, about 0.7 miles from this campus. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Adelante Selby Spanish Immersion at 5th of 7; the average score across the group is 40.0%.

Adelante Selby Spanish Immersion operates from a suburban location.

Trend over the last 7 years. Looking back 7 years, enrollment at Adelante Selby Spanish Immersion has contracted 20%, going from 729 students in 2018 to 582 in 2025. Hispanic enrollment moved from 91% to 81% across the same window. The student-to-teacher ratio grew from 21.8:1 in 2018 to 25.3:1 today.

On this page, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.