CHARLES GRAEBNER EL

As an average-sized elementary campus in SAN ANTONIO, Texas, CHARLES GRAEBNER EL enrolls 651 students from grades pre-K through 5, one of the schools within SAN ANTONIO ISD. That puts it 25% above the typical public school in Texas, which averages around 519 students.

Across the 100 schools in SAN ANTONIO ISD (47,623 students total), CHARLES GRAEBNER EL accounts for its share of the district's footprint.

On the student-mix side, CHARLES GRAEBNER EL reports that nearly all students (96%) are Hispanic; the rest breaks down as 3% White. That is meaningfully more Hispanic than the county at large, where the share is closer to 60%.

Looking at the economic backdrop, CHARLES GRAEBNER EL shows 44 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.8:1. That tracks the state average closely. Roughly 94% of students at CHARLES GRAEBNER EL qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Bexar County runs at roughly 63%, so the school's eligibility rate is higher than the surrounding baseline.

On a demographically-adjusted basis, On a poverty-adjusted basis, CHARLES GRAEBNER EL sits in the bottom 10% statewide. Predicted proficiency from the FRL regression is roughly 33.0%; actual is 17.5%, a gap of -15.5 points.

In the area at large, community-level numbers for Bexar County indicate median household earnings sit near $72,341, 32% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 11%. Across Bexar County's 638 public schools (combined enrollment of about 368,487 students), CHARLES GRAEBNER EL is one campus in the mix.

The closest other public school is PRELUDE PREPARATORY CHARTER SCHOOL, roughly 0.7 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, CHARLES GRAEBNER EL comes 7th of 8 in the immediate cluster, below the nearby-schools average of 29.3%.

The school occupies an urban site. CHARLES GRAEBNER EL is a charter school, which puts it inside the public-school system but outside the standard district-managed model.

Five-year trend. Looking back 7 years, enrollment at CHARLES GRAEBNER EL has edged down 18%, going from 793 students in 2018 to 651 in 2025. Class-load math has pulled in: from 17.1:1 in 2018 to 14.8:1 in 2025.

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