Ajo High School

Ajo High School is one of the tiny four-year high schools in AJO, Arizona, run under Ajo Unified District (4409), with 139 students on its rolls from grades 9 through 12. That puts it 78% leaner than the typical public school in Arizona, which averages around 631 students.

Ajo High School is one of 2 schools operated by Ajo Unified District (4409), a district that educates 397 students overall.

Looking at the student body, Ajo High School lists that 73% of the student body identifies as Hispanic. Other groups include 9% White, 7% multiracial, 6% Native American, 2% Asian. The wider county runs roughly 36% Hispanic, putting the school's mix meaningfully more Hispanic than the area baseline.

On the resource side, The school employs 7 full-time-equivalent teachers, for a student-teacher ratio near 19.9:1. The state averages about 20.2:1, putting this campus right in line with peers.

In the area at large, community-level numbers for Pima County indicate median household earnings sit near $70,315, roughly 37% of adults have completed at least a four-year degree, and roughly 10% of residents live below the federal poverty line. In all, Pima County runs 398 public schools (combined enrollment of about 140,692 students), of which Ajo High School is one.

Nearest neighbor: Ajo Elementary School, around 0.0 miles off.

Geographically, the school is in an outlying area.

Five-year trend. Over the past 7-year window, the student count grew 17%: 119 students in 2018 compared to 139 in 2025. The student-to-teacher ratio rose from 11.1:1 in 2018 to 19.9:1 today.

On allk12, recent activity here tends to focus on classroom updates, athletics, and weather closures. Members of the school community can share what they know.