For the 2026 school year, there is 1 public high school serving 2,412 students in 78009, TX.
The top-ranked public high school in 78009, TX is Medina Valley High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high school in zipcode 78009 have an average math proficiency score of 50% (versus the Texas public high school average of 38%), and reading proficiency score of 59% (versus the 47% statewide average). High schools in 78009, TX have an average ranking of 8/10, which is in the top 30% of Texas public high schools.
Public high school in zipcode 78009 have a Graduation Rate of 96%, which is more than the Texas average of 90%.
The school with highest graduation rate is Medina Valley High School, with 96% graduation rate. Read more about public school graduation rate statistics in Texas or national school graduation rate statistics.
Minority enrollment is 75% of the student body (majority Hispanic), which is more than the Texas public high school average of 74% (majority Hispanic).
Best 78009, TX Public High Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Medina Valley High School
(Math: 50% | Reading: 59%)
Rank:
Rank:
8/
Top 30%10
8365 F M 471 S
Castroville, TX 78009
(830) 931-2243
Castroville, TX 78009
(830) 931-2243
Gr: 9-12 | 2,412 students Student-teacher ratio: 17:1 Minority enrollment: 75%
78009, Texas Public Schools (Closed)
School
Location
Quick Facts
Alter Learning Center (Closed 2004)
Alternative School
8557 F M 471 S
Castroville, TX 78009
(830) 931-2514
Castroville, TX 78009
(830) 931-2514
Gr: 6-12 | 4 students
1000 Houston St
Castroville, TX 78009
(830) 931-0054
Castroville, TX 78009
(830) 931-0054
Gr: PK-K | 217 students Student-teacher ratio: 18:1 Minority enrollment: 55%
Frequently Asked Questions
What are the top-ranked public high schools in 78009, TX?
The top-ranked public high schools in 78009, TX include Medina Valley High School.
How many public high schools are located in 78009?
1 public high schools are located in 78009.
What is the racial composition of students in 78009?
78009 public high schools minority enrollment is 75% of the student body (majority Hispanic), which is more than the Texas public high schools average of 74% (majority Hispanic).
Recent Articles
Transitioning to High School: A Family Guide
Learn how to prepare for high school with practical tips for families before freshman year, from academics to social readiness.
School Vouchers 2026: Updated Pros and Cons
Explore school vouchers in 2026, including updated pros, cons, policy changes, and what families should know before choosing.
Transitioning to Middle School: Summer Planning Guide
A practical 2026 summer planning guide to help parents support a smooth middle school transition for their child.