For the 2025 school year, there is 1 public high school serving 183 students in 78840, TX.
The top ranked public high school in 78840, TX is Heritage Academy Of Del Rio. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high school in zipcode 78840 have an average math proficiency score of 34% (versus the Texas public high school average of 38%), and reading proficiency score of 37% (versus the 47% statewide average). High schools in 78840, TX have an average ranking of 4/10, which is in the bottom 50% of Texas public high schools.
Public high school in zipcode 78840 have a Graduation Rate of 90%, which is equal to the Texas average of 90%.
The school with highest graduation rate is Heritage Academy Of Del Rio, with ≥90% 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).
Best 78840, TX Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Heritage Academy Of Del Rio
Alternative School
Charter School
Charter School
(Math: 30-39% | Reading: 35-39%)
Rank:
Rank:
3/
Bottom 50%10
709 B Kings Way
Del Rio, TX 78840
(830) 774-6230
Del Rio, TX 78840
(830) 774-6230
Grades: 9-12
| 183 students
78840, Texas Public Schools (Closed)
School
Location
Grades
Students
Eagle Academy Of Del Rio (Closed 2023)
Alternative School
405 Sh 121 Bypass Bldg D Ste 1
Del Rio, TX 78840
(830) 774-1559
Del Rio, TX 78840
(830) 774-1559
Grades: 6-12
| 76 students
Juvenile Detention Center (Closed 2009)
Alternative School
Griner St
Del Rio, TX 78840
(830) 778-4450
Del Rio, TX 78840
(830) 778-4450
Grades: 6-12
| n/a students
Frequently Asked Questions
What are the top ranked public high schools in 78840, TX?
The top ranked public high schools in 78840, TX include Heritage Academy Of Del Rio.
How many public high schools are located in 78840?
1 public high schools are located in 78840.
What is the racial composition of students in 78840?
78840 public high schools minority enrollment is 99% of the student body (majority Hispanic), which is more than the Texas public high schools average of 74% (majority Hispanic).
Recent Articles

Opinion: Handcuffing in Public Schools is a Gateway to More Violence
Some districts are banning handcuffing, while others are cuffing kindergarteners simply throwing a temper tantrum. Read this editorial to see why this author believes slapping the cuffs on children鈥檚 wrists only leads to more behavior issues and violence in their adult lives.

Whooping Cough: Should Vaccinations be Required for Public School Enrollment?
Whopping cough is making a comeback, especially amongst children, prompting health officials to encourage pertussis vaccines and boosters. However, should the pertussis vaccine be required for public school enrollment? Learn about current proposed laws and its ramifications.

What are Common Core Standards and Why Do We Need Them?
With schools nationwide adopting common core standards, we鈥檒l take a look at what they are, their benefits, and how they will change the face of public education.