San Lorenzo High

San Lorenzo High operates as a reasonably sized high school in San Lorenzo, California, part of San Lorenzo Unified. Current enrollment sits at 1,029 students spanning grades 9 through 12. Compared to the state average of about 838 students per school, that is 23% larger than typical.

Within San Lorenzo Unified, which oversees 16 schools and 7,936 students, San Lorenzo High is one campus in the system.

Looking at the student body, San Lorenzo High logs that Hispanic students make up the majority at 68%. Other groups include 13% Asian, 10% Black, 4% White, 2% multiracial. By comparison, Alameda County as a whole is about 23% Hispanic, so the school skews meaningfully more Hispanic than its surroundings.

Looking at the economic backdrop, San Lorenzo High records 50 full-time-equivalent teachers, putting the student-to-teacher ratio at about 20.7:1. Statewide, the average ratio sits near 18.2:1, putting San Lorenzo High higher than the state norm the norm. An estimated 82% of students are eligible for free or reduced-price lunch, often used as a Title I proxy. That share is noticeably above Alameda County's rate of about 49%.

On a demographically-adjusted basis, San Lorenzo High performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 31.8%, the actual is 17.3%, a residual of -14.5 points.

Around the school, ACS estimates for Alameda County put the typical household earns roughly $129,367 per year, 52% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 6%. In all, Alameda County runs 394 public schools (combined enrollment of about 210,511 students), of which San Lorenzo High is one.

Nearest neighbor: East Bay Arts High, around 0.0 miles off. Counting just inside five miles, 8 other public schools cluster around San Lorenzo High. Ranking that nearby cluster on reported proficiency puts San Lorenzo High at 5th of 8; the average score across the group is 22.8%.

San Lorenzo High operates from a commuter-belt location.

Looking at the recent track record. Looking back 7 years, enrollment at San Lorenzo High has declined 27%, going from 1,412 students in 2018 to 1,029 in 2025. Hispanic enrollment moved from 61% to 68% across the same window. The student-to-teacher ratio narrowed from 22.6:1 in 2018 to 20.7:1 today.

On this page, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Posting is open to anyone connected to the school.