Summary:
The Brock Independent School District (Isd) in Brock, Texas, is a top-tier, unified school system serving approximately 2,169 students from Pre-Kindergarten through 12th grade across four schools, and it is ranked in the 96th percentile of all Texas school districts.
The standout school is Brock High School, an academic powerhouse with a near-perfect 99.3% graduation rate and a 0.2% dropout rate, ranking in the 90th percentile statewide. It dominates in Biology, with 95.21% of students scoring proficient. In contrast, Brock J H serves as a math acceleration hub, where an extraordinary 97.73% of 8th graders taking Algebra I scored proficient—nearly 44 percentage points above the state average. Brock Intermediate is the consistent performer, with all grades 3-5 scoring above 71% in reading and between 67% and 74% in math, outperforming state averages by 20-27 percentage points. Brock Elementary serves the youngest students and has the highest economic disadvantage rate in the district at 13.26%.
A key finding is the "Algebra I Anomaly": while Brock J H's accelerated students achieve 97.73% proficiency, Brock High School's overall Algebra I proficiency drops to 51.85%, likely because the high school tests a larger, less selective group. The district also shows notable spending disparities, with Brock High School spending $11,259 per student—47% more than Brock Elementary ($7,675). Additionally, some grade levels experience year-over-year volatility in reading, such as 6th grade dropping from 84.71% to 71.08%, suggesting cohort effects rather than systemic issues. Overall, the district's low economic disadvantage rate (averaging 9.3%) strongly correlates with its exceptional academic performance.
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