South Texas Independent School District

100 Med High Dr
Mercedes, TX 78570-9702
10/
10
Top 10%

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

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.
This School District
State Average (TX)
#63 out of 1204 school districts
(Top 10%)
This chart displays the overall district rank of South Texas Independent   School District, with the latest 2021-22 school year data.
60%
41%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Math of South Texas Independent   School District and the percentage of public school students that scored at or above 'proficient' levels in Math of Texas by year, with the latest 2021-22 school year data.
79%
51%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of South Texas Independent   School District and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of Texas by year, with the latest 2021-22 school year data.
71%
46%
This chart displays the percentage of public school students that scored at or above 'proficient' levels in Science of South Texas Independent   School District and the percentage of public school students that scored at or above 'proficient' levels in Science of Texas by year, with the latest 2021-22 school year data.
≥99%
90%
This chart displays public school graduation rate of South Texas Independent   School District and public school graduation rate of Texas by year, with the latest 2021-22 school year data.

Students by Ethnicity:

0.27
0.64
# American Indian Students
5 Students
6,249 Students
% American Indian Students
n/a
n/a
# Asian Students
261 Students
95,920 Students
% Asian Students
6%
5%
# Hispanic Students
3,862 Students
992,082 Students
% Hispanic Students
85%
53%
# Black Students
55 Students
234,075 Students
% Black Students
1%
13%
# White Students
313 Students
483,077 Students
% White Students
7%
26%
# Hawaiian Students
n/a
2,934 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
35 Students
50,340 Students
% of Two or more races Students
1%
3%

Students by Grade:

# Students in PK Grade:
-
6,571
# Students in K Grade:
-
9,336
# Students in 1st Grade:
-
10,076
# Students in 2nd Grade:
-
10,215
# Students in 3rd Grade:
-
10,512
# Students in 4th Grade:
-
10,681
# Students in 5th Grade:
-
11,658
# Students in 6th Grade:
471
32,105
# Students in 7th Grade:
543
38,290
# Students in 8th Grade:
499
40,744
# Students in 9th Grade:
763
472,263
# Students in 10th Grade:
841
438,622
# Students in 11th Grade:
732
406,207
# Students in 12th Grade:
682
367,397
# Ungraded Students:
-
-

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.
This School District
This State (TX)
Total Revenue
$78 MM
$74,029 MM
This chart displays total revenue of South Texas Independent   School District and median value from total revenues of all school districts in Texas by year, with the latest 2020-21 school year data.
Spending
$68 MM
$78,063 MM
This chart displays total spending of South Texas Independent   School District and median value from total spendings of all school districts in Texas by year, with the latest 2020-21 school year data.
Revenue / Student
$17,234
$13,387
This chart displays average revenue per public school student in South Texas Independent   School District and average revenue per public school student of all school districts in Texas by year, with the latest 2020-21 school year data.
Spending / Student
$15,043
$14,116
This chart displays average spending per public school student in South Texas Independent   School District and average spending per public school student of all school districts in Texas by year, with the latest 2020-21 school year data.

Best South Texas Independent School District Public High Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
South Texas Isd Science Academy
Magnet School
(Math: 65-69% | Reading: 80-84%)
Rank:
10/
10
Top 5%
900 Med High Dr
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:
9/
10
Top 20%
510 S Sugar Rd
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:
8/
10
Top 30%
700 Med High Dr
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:
6/
10
Top 50%
10650 N Expy 77/83
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
Grades: 6-11
| 181 students

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Quick Stats (2025)

  • District size: 7 schools
  • Grades: 06-12
  • Enrollment: 4,531 students
  • Student:Teacher Ratio: 15:1
  • Minority Enrollment: 93%
  • : ≥99% (Top 1% in TX)
  • : Top 10%
  • : 60% (Top 10%)
  • : 79% (Top 5%)
  • : 71% (Top 5%)
  • Source: National Center for Education Statistics (NCES), TX Dept. of Education

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