John H. Francis Polytechnic

John H. Francis Polytechnic is a four-year high school of large scale in Sun Valley, California, operated by Los Angeles Unified, teacheing 2,124 students in grades 9 through 12. By comparison, California's public schools average about 838 students each, so John H. Francis Polytechnic sits 153% bigger than that benchmark.

John H. Francis Polytechnic is one of 784 schools operated by Los Angeles Unified, a district that teaches 406,887 students overall.

Looking at the student body, John H. Francis Polytechnic records that 90% of students identify as Hispanic, making the school strongly Hispanic-majority. Beyond that, the school logs 4% White, 4% Asian. That is noticeably more Hispanic than the county at large, where the share is closer to 48%.

Looking at the economic backdrop, John H. Francis Polytechnic reports 112 full-time-equivalent teachers, putting the student-to-teacher ratio at about 19.0:1. Statewide, the average ratio sits near 18.2:1, putting John H. Francis Polytechnic higher than the state norm the norm. An estimated 94% of students are eligible for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Los Angeles County (around 70%), the school's rate is meaningfully above typical.

Adjusting for the school's free-and-reduced-lunch share, John H. Francis Polytechnic performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 23.8%, the actual is 31.4%, a residual of +7.6 points.

Across the wider county, census data for Los Angeles County shows the typical household earns roughly $90,112 per year, roughly 36% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 10%. John H. Francis Polytechnic is one of 2244 public schools in Los Angeles County (combined enrollment of about 1,265,907 students).

The closest other public school is Robert H. Lewis Continuation, roughly 0.2 miles away. Counting just inside five miles, 8 other public schools cluster around John H. Francis Polytechnic. Ranking that nearby cluster on reported proficiency puts John H. Francis Polytechnic at 2nd of 6; the average score across the group is 27.3%.

The school occupies a high-density site.

Over the past 7-year window. Over the past 7-year window, the student count ticked down 23%: 2,766 students in 2018 compared to 2,124 in 2025. The student-to-teacher ratio fell from 22.3:1 in 2018 to 19.0:1 today.

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