Mission Elementary

Set in Ontario, California, Mission Elementary is a mid-sized elementary campus, run under Ontario-Montclair. It works with 571 students across grades K through 6. Compared to the state average of about 465 students per school, that is 23% above typical.

Ontario-Montclair runs 33 schools in total, collectively educating 17,640 students. Mission Elementary is one of those campuses.

On demographics, Mission Elementary records that the student body is overwhelmingly Hispanic (89%). Beyond that, the school shows 4% Black, 3% Asian, 3% White. That is considerably more Hispanic than the county at large, where the share is closer to 55%.

Looking at school resources, Mission Elementary logs 24 full-time-equivalent teachers, putting the student-to-teacher ratio at about 23.8:1. Statewide, the average ratio sits near 22.3:1, putting Mission Elementary higher than the state norm the norm. Around 88% of the student body qualifies for free or reduced-price meals, often used as a Title I proxy. By comparison, San Bernardino County runs at roughly 74%, so the school's eligibility rate is higher than the surrounding baseline.

After controlling for student poverty, Mission Elementary performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 26.8%, the actual is 34.2%, a residual of +7.4 points.

In the surrounding community, San Bernardino County reports that the typical household earns roughly $85,478 per year, 23% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 11%. Across San Bernardino County's 583 public schools (combined enrollment of about 393,648 students), Mission Elementary is one campus in the mix.

Nearest neighbor: Oaks Middle, around 0.5 miles off. Counting just inside five miles, 8 other public schools cluster around Mission Elementary. Ranking that nearby cluster on reported proficiency puts Mission Elementary at 8th of 9; the average score across the group is 39.1%.

Mission Elementary operates from a residential location.

Trend over the last 7 years. Looking back 7 years, enrollment at Mission Elementary has shrank 14%, going from 665 students in 2018 to 571 in 2025.

On this page, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.