Knox Middle

As a low-enrollment middle school in San Diego, California, Knox Middle hosts 488 students from grades 6 through 8, part of San Diego Unified. Compared to the state average of about 659 students per school, that is 26% leaner than typical.

San Diego Unified comprises 174 schools with combined enrollment of 94,828 students; Knox Middle is among them.

Looking at the student body, Knox Middle records that 73% of the student body identifies as Hispanic. Other groups include 16% Black, 5% Asian, 3% multiracial. The wider county runs roughly 35% Hispanic, putting the school's mix meaningfully more Hispanic than the area baseline.

In terms of school funding signals, On paper, Knox Middle has 24 full-time-equivalent teachers, translating to a class-load average of around 20.6:1. That tracks the state average closely. An estimated 96% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against San Diego County (around 54%), the school's rate is somewhat above typical.

Adjusting for the school's free-and-reduced-lunch share, Knox Middle sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 22.5%; this one delivers 18.9%.

In the broader community, San Diego County reports that the typical household earns roughly $106,268 per year, 43% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 7%. Knox Middle is one of 766 public schools in San Diego County (combined enrollment of about 467,437 students).

Nearest neighbor: Porter Elementary, around 0.5 miles off. Counting just inside five miles, 8 other public schools cluster around Knox Middle. Ranking that nearby cluster on reported proficiency puts Knox Middle at 5th of 7; the average score across the group is 22.5%.

Geographically, the school is in a downtown area.

Looking at the recent track record. Looking back 7 years, enrollment at Knox Middle has shrank 22%, going from 627 students in 2018 to 488 in 2025. The Hispanic share of enrollment ticked down from 81% to 73% over that span.

On allk12, the feed for Knox Middle typically covers pickup logistics, teacher feedback, and after-school programs. Parents, students, alumni, and staff are welcome to weigh in.