Sandburg Middle

As a reasonably sized junior high in Glendora, California, Sandburg Middle teaches 695 students from grades 6 through 8, run under Glendora Unified.

Glendora Unified comprises 9 schools with combined enrollment of 6,362 students; Sandburg Middle is among them.

Looking at the student body, Sandburg Middle records that Hispanic students make up the majority at 65%. Beyond that, the school lists 15% White, 13% Asian, 6% multiracial. By comparison, Los Angeles County as a whole is about 48% Hispanic, so the school skews visibly more Hispanic than its surroundings.

Looking at school resources, The school employs 28 full-time-equivalent teachers, for a student-teacher ratio near 24.6:1. Statewide, the average ratio sits near 20.7:1, putting Sandburg Middle higher than the state norm the norm. Roughly 31% of students at Sandburg Middle qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Los Angeles County runs at roughly 70%, so the school's eligibility rate is meaningfully below the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Sandburg Middle falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 61.2%; this one comes in at 44.7%, -16.5 points off the demographic line.

Across the wider county, the surrounding county (Los Angeles County) records that median household income runs about $90,112, about 36% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 10%. Across Los Angeles County's 2244 public schools (combined enrollment of about 1,265,907 students), Sandburg Middle is one campus in the mix.

Nearest neighbor: La Fetra Elementary, around 0.3 miles off. Within five miles, there are 8 other public schools. Among the 8 schools in that immediate cluster with test data (this one included), Sandburg Middle ranks 3rd on composite proficiency, ahead of the local average of 43.6%.

Sandburg Middle operates from a commuter-belt location.

Five-year trend. Sandburg Middle's enrollment has shrank 20% since 2018, when it stood at 865 (now 695). The White share of enrollment fell from 32% to 15% over that span. Class-load math has grew: from 22.9:1 in 2018 to 24.6:1 in 2025.

On this page, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.