The top reported proficiency rate is 39% in English language arts. The lowest is 11% in Science.
Original Research by School Decision on Sinclair El
Sinclair Elementary sits on the southeast side of San Antonio, serving pre-kindergarten through fifth grade within East Central ISD. The school is a mid-to-large elementary campus by the standards of its grade band, drawing a student body that is predominantly Hispanic, with a meaningful share of Black students and smaller groups of white and multiracial children. A substantial majority of students qualify for free or reduced-price lunch, reflecting the economic profile of the surrounding neighborhood. Data on English learner enrollment and students with IEPs was not available in what we reviewed.
The school's STAAR results tell a clear story. In reading and writing, Sinclair shows a modest upward trajectory as students move through the upper grades, with fifth graders performing meaningfully better than third graders in ELA. Math proficiency, however, sits lower and is relatively flat across tested grades. Science is the sharpest concern: the fifth-grade science proficiency rate is quite low, well below the ELA and math results for the same cohort. Across all tested subjects combined, Sinclair lands just above the midpoint among districts in Bexar County on overall proficiency, which is a narrower frame than Texas as a whole but still a useful relative position. The trend data covers only a single year, so there is no multi-year arc to assess. A parent who wants to understand whether these numbers reflect recent momentum or a longer pattern would do well to ask the school directly.
East Central ISD carries financial and capacity pressures that are directly relevant to any family considering Sinclair. Publicly reported coverage indicates the district has the lowest property tax rate and the lowest per-pupil spending among Bexar County's districts, and it has been running a budget deficit. Voters rejected a larger bond package and a separate operating tax increase in late 2024 and late 2025 before approving a scaled-back bond in May 2025. That approved bond will fund a new high school and two new elementary schools to address what is reported as severe overcrowding, with the high school expected to open in fall 2028 and a modest property tax rate increase taking effect in 2027. Separately, a new career and technical education building and two new campuses, including Valor Middle School framed as a college-and-career preparatory academy with honors coursework for all students, are set to open for the 2026-27 school year, which also brings attendance zone changes. Families at Sinclair should confirm which middle school their child would feed into under revised boundaries.
The broader San Antonio context matters for housing. Home values in the zip code are meaningfully below both the state and national medians, making this part of the city one of the more affordable entry points in Bexar County. Rents have been moving upward year over year. The city as a whole is growing rapidly, with public reporting placing San Antonio among the fastest-growing metros in the country, and the southeastern corridor has seen apartment construction concentrated in this direction. The neighborhood itself is car-dependent, as is most of San Antonio outside the downtown core and River Walk area. Major employers across the metro include healthcare systems, military installations at Joint Base San Antonio, USAA, H-E-B, and a growing cybersecurity cluster, providing a diverse economic backdrop for families working in various sectors.
Sinclair is a neighborhood public elementary in a district that is growing faster than its current infrastructure supports and spending less per student than its Bexar County peers. The academic results are below where most families would hope to see them, particularly in science, and that is worth a direct conversation with the school about what support and intervention look like in practice. The district is actively building new capacity and adding academic pathways at the middle level, so the picture over the next few years is genuinely in motion.
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