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 7 public schools serving 4,531 students in South Texas Independent School District. This district's average testing ranking is 10/10, which is in the top 5% of public schools in Texas.
Public Schools in South Texas Independent School District have an average math proficiency score of 60% (versus the Texas public school average of 41%), and reading proficiency score of 79% (versus the 51% statewide average).
Minority enrollment is 93% of the student body (majority Hispanic), which is more than the Texas public school average of 75% (majority Hispanic).

Overview

This School District
This State (TX)
# Schools
7 Schools
9,320 Schools
# Students
4,531 Students
5,529,984 Students
# Teachers
306 Teachers
374,844 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
17,916 Students
% American Indian Students
n/a
n/a
# Asian Students
261 Students
296,049 Students
% Asian Students
6%
6%
# Hispanic Students
3,862 Students
2,942,422 Students
% Hispanic Students
85%
53%
# Black Students
55 Students
706,008 Students
% Black Students
1%
13%
# White Students
313 Students
1,384,941 Students
% White Students
7%
25%
# Hawaiian Students
n/a
8,841 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
35 Students
173,807 Students
% of Two or more races Students
1%
3%

Students by Grade:

# Students in PK Grade:
-
275,832
# Students in K Grade:
-
361,958
# Students in 1st Grade:
-
385,427
# Students in 2nd Grade:
-
402,148
# Students in 3rd Grade:
-
399,623
# Students in 4th Grade:
-
398,690
# Students in 5th Grade:
-
399,071
# Students in 6th Grade:
471
402,143
# Students in 7th Grade:
543
406,424
# Students in 8th Grade:
499
414,179
# 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 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 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: #33.
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: #44.
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: #55.
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: #66.
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

Frequently Asked Questions

How many schools belong to South Texas Independent School District?
South Texas Independent School District manages 7 public schools serving 4,531 students.
What is the rank of South Independent School District?
South Independent School District is ranked #61 out of 1,196 school districts in Texas (top 10%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of Texas school districts for: Highest overall rank (Top 10%), Highest math proficiency (Top 10%), Highest reading/language arts proficiency (Top 5%), Highest science proficiency (Top 5%), Highest graduation rate (Top 1%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in South Independent School District?
85% of South Independent School District students are Hispanic, 7% of students are White, 6% of students are Asian, 1% of students are Black, and 1% of students are Two or more races.
What is the student/teacher ratio of South Independent School District?
South Independent School District has a student/teacher ratio of 15:1, which is equal to the Texas state average of 15:1.
What is South Independent School District's spending/student ratio?
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.

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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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