J. Calvin Boyd Elementary

Located at 310 East Merrill St., in Rialto, California, J. Calvin Boyd Elementary is a middle-of-the-pack primary school that hosts 569 students (grades K through 5), operated by Rialto Unified. Compared to the state average of about 465 students per school, that is 22% bigger than typical.

Rialto Unified comprises 29 schools with combined enrollment of 23,067 students; J. Calvin Boyd Elementary is among them.

On the student-mix side, J. Calvin Boyd Elementary lists that nearly all students (93%) are Hispanic; the rest is composed of 2% White, 2% Black. The wider county runs roughly 55% Hispanic, putting the school's mix meaningfully more Hispanic than the area baseline.

Looking at school resources, On paper, J. Calvin Boyd Elementary has 23 full-time-equivalent teachers, translating to a class-load average of around 24.7:1. Statewide, the average ratio sits near 22.3:1, putting J. Calvin Boyd Elementary higher than the state norm the norm. An estimated 87% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against San Bernardino County (around 74%), the school's rate is meaningfully above typical.

On a demographically-adjusted basis, J. Calvin Boyd Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 27.7%; this one delivers 21.7%.

Around the school, community-level numbers for San Bernardino County indicate median household earnings sit near $85,478, roughly 23% of adults have completed at least a four-year degree, and the poverty rate sits near 11%. J. Calvin Boyd Elementary is one of 583 public schools in San Bernardino County (combined enrollment of about 393,648 students).

Nearest neighbor: Rialto High, around 0.6 miles off. Counting just inside five miles, 8 other public schools cluster around J. Calvin Boyd Elementary. On composite proficiency, J. Calvin Boyd Elementary comes 6th of 7 in the immediate cluster, beneath the nearby-schools average of 29.4%.

The campus sits in a bedroom-community setting.

Looking at the recent track record. Looking back 7 years, enrollment at J. Calvin Boyd Elementary has showed little movement, going from 558 students in 2018 to 569 in 2025.

Inside the community feed, members of the J. Calvin Boyd Elementary community share and discuss school events, parent volunteer needs, and clubs. The community welcomes input from current and former families.