Summary:
Zip code 76093, located in Rio Vista, Texas, is home to a single high school, Rio Vista High School, which serves grades 9 through 12 with a small enrollment of 296 students and is part of the Rio Vista Independent School District (Isd).
Rio Vista High School consistently ranks in the top 30% of Texas high schools, earning a 3 or 4-star rating over the last three years. Its best recent ranking was in the 82nd percentile for the 2023-2024 school year. The school boasts a near-perfect graduation rate of 97.8% and a very low dropout rate of 0.4%. Academically, the school significantly outperforms the state average in all tested subjects, with standout results in Algebra I (77.92% proficiency vs. 54.03% state average) and English I Reading (74.68% vs. 55.43% state average). The school also shows remarkable year-over-year improvement, with proficiency rates increasing in four out of five subjects from the 2024-2025 to the 2025-2026 school year.
Despite over half (55.07%) of its students being economically disadvantaged, Rio Vista High School achieves high test scores and graduation rates, indicating effective support for its student population. The school maintains a favorable student-teacher ratio of 13:1 and spends $14,964 per student, suggesting well-resourced classrooms that likely contribute to personalized attention and strong outcomes. While Biology proficiency showed some volatility—dipping below the state average in 2024-2025 before rebounding strongly—the overall trend is positive. This single-school area offers a focused, high-performing educational environment with consistent academic excellence and a strong commitment to student success.
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