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 3 public elementary schools serving 1,595 students in South Texas Independent School District. This district's average elementary testing ranking is 10/10, which is in the top 5% of public elementary schools in Texas.
Public Elementary Schools in South Texas Independent School District have an average math proficiency score of 70% (versus the Texas public elementary school average of 42%), and reading proficiency score of 83% (versus the 52% statewide average).
Minority enrollment is 91% of the student body (majority Hispanic), which is more than the Texas public elementary school average of 75% (majority Hispanic).

Overview

This School District
This State (TX)
# Schools
7 Schools
6,902 Schools
# Students
4,531 Students
3,737,053 Students
# Teachers
306 Teachers
255,471 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.
This School District
State Average (TX)
#63 out of 1204 school districts
(Top 10%)
60%
41%
79%
51%
71%
46%
≥99%
90%

Students by Ethnicity:

0.27
0.64
% American Indian
n/a
n/a
% Asian
6%
6%
% Hispanic
85%
53%
% Black
1%
13%
% White
7%
25%
% 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.
This School District
This State (TX)
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 Elementary Schools (2025)

School
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
South Texas Isd Preparatory Academy
Magnet School
(Math: 75% | Reading: 86%)
Rank:
10/
10
Top 5%
724 Sugar Rd
Edinburg, TX 78539
(956) 381-5522
Grades: 6-8
| 732 students
Rank: #22.
South Texas Isd Rising Scholars Academy
Magnet School
(Math: 64% | Reading: 80%)
Rank:
10/
10
Top 10%
151 S Helen Moore Rd
San Benito, TX 78586
(956) 399-4358
Grades: 6-8
| 682 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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