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For the 2025-26 school year, there are 4 public high schools serving 3,518 students in Rio Grande City, TX.

The top-ranked public high schools in Rio Grande City, TX are Preparatory For Early College High School, Grulla High School and Idea Rio Grande City College Preparatory. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Rio Grande City, TX public high schools have an average math proficiency score of 43% (versus the Texas public high school average of 38%), and reading proficiency score of 34% (versus the 47% statewide average). High schools in Rio Grande City have an average ranking of 4/10, which is in the bottom 50% of Texas public high schools.

Rio Grande City, TX public high school have a Graduation Rate of 96%, which is more than the Texas average of 90%.

The school with highest graduation rate is Rio Grande City High School, with 97% graduation rate. Read more about public school graduation rate statistics in Texas or national school graduation rate statistics.

Minority enrollment is 99% of the student body (majority Hispanic), which is more than the Texas public high school average of 74% (majority Hispanic).