Top Rankings
South Texas Independent School District ranks among the top 20% of public school district in Texas for:
Category
Attribute
Overall Rank
Highest overall rank (Top 10%)
Math Proficiency
Highest math proficiency (Top 10%)
Reading/Language Arts Proficiency
Highest reading/language arts proficiency (Top 5%)
Science Proficiency
Highest science proficiency (Top 5%)
Graduation Rate
Highest graduation rate (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 5 public high schools serving 3,117 students in South Texas Independent School District. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in Texas.
Public High Schools in South Texas Independent School District have an average math proficiency score of 45% (versus the Texas public high school average of 37%), and reading proficiency score of 74% (versus the 47% statewide average).
Public High School in South Texas Independent School District have a Graduation Rate of 95%, which is more than the Texas average of 89%.
The school with highest graduation rate is South Texas Isd Health Professions, with ≥95% graduation rate. Read more about public school graduation rate statistics in Texas or national school graduation rate statistics.
Minority enrollment is 93% of the student body (majority Hispanic), which is more than the Texas public high school average of 74% (majority Hispanic).
Overview
This School District
This State (TX)
# Schools
7 Schools
2,552 Schools
# Students
4,531 Students
1,864,677 Students
# Teachers
306 Teachers
125,506 Teachers
Student : Teacher Ratio
15:1
15:1
Student By Grade
District Rank
South Texas Independent School District, which is ranked #61 of all 1,196 school districts in Texas (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 99% has stayed relatively flat over five school years.
Overall District Rank
#63 out of 1204 school districts
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
60%
41%
Reading/Language Arts Test Scores (% Proficient)
79%
51%
Science Test Scores (% Proficient)
71%
46%
Graduation Rate
≥99%
90%
Students by Ethnicity:
Diversity Score
0.27
0.64
% American Indian
n/a
n/a
% Asian
6%
5%
% Hispanic
85%
53%
% Black
1%
13%
% White
7%
26%
% Hawaiian
n/a
n/a
% Two or more races
1%
3%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $17,234 is higher than the state median of $13,387. The school district revenue/student has declined by 7% over four school years.
The school district's spending/student of $15,043 is higher than the state median of $14,116. The school district spending/student has declined by 7% over four school years.
Total Revenue
$78 MM
$74,029 MM
Spending
$68 MM
$78,063 MM
Revenue / Student
$17,234
$13,387
Spending / Student
$15,043
$14,116
Best South Texas Independent School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
South Texas Isd Science Academy
Magnet School
(Math: 65-69% | Reading: 80-84%)
Rank:
Rank:
10/
Top 5%10
900 Med High Dr
Mercedes, TX 78570
(956) 565-4620
Mercedes, TX 78570
(956) 565-4620
Grades: 9-12
| 846 students
Rank: #22.
South Texas Isd World Scholars
Magnet School
(Math: 45-49% | Reading: 75-79%)
Rank:
Rank:
9/
Top 20%10
510 S Sugar Rd
Edinburg, TX 78539
(956) 383-1684
Edinburg, TX 78539
(956) 383-1684
Grades: 9-12
| 455 students
Rank: #33.
South Texas Isd Health Professions
Magnet School
(Math: 43% | Reading: 77%)
Rank:
Rank:
8/
Top 30%10
700 Med High Dr
Mercedes, TX 78570
(956) 565-2237
Mercedes, TX 78570
(956) 565-2237
Grades: 9-12
| 797 students
Rank: #44.
South Texas Isd Medical Professions
Magnet School
(Math: 30-34% | Reading: 64%)
Rank:
Rank:
6/
Top 50%10
10650 N Expy 77/83
Olmito, TX 78575
(956) 214-6100
Olmito, TX 78575
(956) 214-6100
Grades: 9-12
| 838 students
Rank: n/an/a
100 Med High Dr
Mercedes, TX 78570
(956) 514-4201
Mercedes, TX 78570
(956) 514-4201
Grades: 6-11
| 181 students
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