Black Diamond High (Continuation)

Black Diamond High (Continuation) operates as a micro-enrollment high school in Pittsburg, California, overseen by Pittsburg Unified. Current enrollment sits at 205 students spanning grades 9 through 12. By comparison, California's public schools average about 838 students each, so Black Diamond High (Continuation) sits 76% smaller than that benchmark.

Within Pittsburg Unified, which oversees 13 schools and 10,633 students, Black Diamond High (Continuation) is one campus in the system.

For racial and ethnic makeup, Black Diamond High (Continuation) logs that the largest single group is Hispanic, at 68% of enrollment. The remainder is composed of 22% Black, 5% multiracial, 3% White. The wider county runs roughly 28% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

In terms of school funding signals, On paper, Black Diamond High (Continuation) has 17 full-time-equivalent teachers, translating to a class-load average of around 11.9:1. Statewide, the average ratio sits near 18.2:1, putting Black Diamond High (Continuation) tighter than the state norm the norm. Roughly 85% of students at Black Diamond High (Continuation) qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. That share is noticeably above Contra Costa County's rate of about 45%.

Around the school, community-level numbers for Contra Costa County indicate median household income runs about $127,229, 45% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. In all, Contra Costa County runs 280 public schools (combined enrollment of about 167,423 students), of which Black Diamond High (Continuation) is one.

The closest other public school is Golden Gate Community, roughly 0.1 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius.

Geographically, the school is in a residential area.

Over the past 7-year window. Over the past 7-year window, the student count ticked down 7%: 221 students in 2018 compared to 205 in 2025. Over the same period, the Hispanic share increased from 62% to 68%.

Inside the community feed, members of the Black Diamond High (Continuation) community share and discuss enrollment questions, classroom assignments, and PTA news. Parents, students, alumni, and staff are welcome to weigh in.