San Antonio Elementary

San Antonio Elementary is an elementary campus of intimate scale in San Jose, California, part of Alum Rock Union Elementary, caters to 326 students in grades K through 5. Enrollment runs roughly 30% below the state mean of about 465.

Alum Rock Union Elementary runs 22 schools in total, collectively educating 7,251 students. San Antonio Elementary is one of those campuses.

On the student-mix side, San Antonio Elementary reports that the student body is overwhelmingly Hispanic (87%); the rest is composed of 11% Asian. The wider county runs roughly 25% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

Looking at school resources, Staff filings list 14 full-time-equivalent teachers, which works out to roughly 23.3:1 students per teacher. That figure is higher than the state norm's 22.3:1 average. Roughly 92% of students at San Antonio Elementary qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is noticeably above Santa Clara County's rate of about 37%.

On a residual basis (actual vs predicted given the student mix), San Antonio Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 24.9%; this one delivers 21.8%.

Around the school, community-level numbers for Santa Clara County indicate median household income runs about $164,281, 57% of adults hold a bachelor's degree or higher, and the poverty rate sits near 4%. Across Santa Clara County's 412 public schools (combined enrollment of about 230,059 students), San Antonio Elementary is one campus in the mix.

The closest other public school is Lrng in an Urban Comm with High Achievement (L.U.C.H.A.), roughly 0.0 miles away. Within five miles, there are 8 other public schools.

The campus sits in an inner-city setting.

Trend over the last 7 years. Looking back 7 years, enrollment at San Antonio Elementary has decreased 16%, going from 390 students in 2018 to 326 in 2025. Over the same period, the Hispanic share increased from 76% to 87%.

Within the allk12 community for this school, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.