Chaffey Community Day

Chaffey Community Day operates as a minimally staffed senior high in Ontario, California, part of Chaffey Joint Union High. Current enrollment sits at 20 students spanning grades 9 through 12. Compared to the state average of about 838 students per school, that is 98% leaner than typical.

Across the 11 schools in Chaffey Joint Union High (22,040 students total), Chaffey Community Day accounts for its share of the district's footprint.

On the student-mix side, Chaffey Community Day records that nearly all students (80%) are Hispanic; the rest reads as 20% Black. That is noticeably more Hispanic than the county at large, where the share is closer to 55%.

Looking at the economic backdrop, Chaffey Community Day records 2 full-time-equivalent teachers, putting the student-to-teacher ratio at about 9.1:1. Statewide, the average ratio sits near 18.2:1, putting Chaffey Community Day tighter than the state norm the norm. Around 85% of the student body qualifies for free or reduced-price meals, which schools and policymakers use as a rough income-mix signal. By comparison, San Bernardino County runs at roughly 74%, so the school's eligibility rate is meaningfully above the surrounding baseline.

In the broader community, San Bernardino County reports that median household earnings sit near $85,478, roughly 23% of adults have completed at least a four-year degree, 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), Chaffey Community Day is one campus in the mix.

The closest other public school is Chaffey District Online High, roughly 0.0 miles away. Within five miles, there are 8 other public schools.

Chaffey Community Day operates from a high-density location.

Looking at the recent track record. Looking back 7 years, enrollment at Chaffey Community Day has grew 33%, going from 15 students in 2018 to 20 in 2025. Hispanic enrollment moved from 73% to 80% across the same window. Class-load math has loosened: from 5.6:1 in 2018 to 9.1:1 in 2025.

In the discussion threads here, members of the Chaffey Community Day community share and discuss enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.