Top Rankings
Rio Grande City Grulla Independent School District ranks among the top 20% of public school district in Texas for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 3 public high schools serving 2,857 students in Rio Grande City Grulla Independent School District. This district's average high testing ranking is 4/10, which is in the bottom 50% of public high schools in Texas.
Public High Schools in Rio Grande City Grulla Independent School District have an average math proficiency score of 42% (versus the Texas public high school average of 37%), and reading proficiency score of 30% (versus the 47% statewide average).
Public High School in Rio Grande City Grulla 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 Grulla High School, with ≥95% graduation rate. Read more about public school graduation rate statistics in Texas or national school graduation rate statistics.
Minority enrollment is 100% 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
15 Schools
2,552 Schools
# Students
9,482 Students
1,864,677 Students
# Teachers
721 Teachers
125,506 Teachers
Student : Teacher Ratio
13:1
13:1
Student By Grade
District Rank
Rio Grande City Grulla Independent School District, which is ranked #983 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 97% has increased from 93% over five school years.
Overall District Rank
#996 out of 1204 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
30%
41%
Reading/Language Arts Test Scores (% Proficient)
36%
51%
Science Test Scores (% Proficient)
35%
46%
Graduation Rate
97%
90%
Students by Ethnicity:
Diversity Score
0.01
0.64
% American Indian
n/a
n/a
% Asian
n/a
5%
% Hispanic
100%
53%
% Black
n/a
13%
% White
n/a
26%
% Hawaiian
n/a
n/a
% Two or more races
n/a
3%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $14,875 is higher than the state median of $13,387. The school district revenue/student has grown by 5% over four school years.
The school district's spending/student of $14,195 is higher than the state median of $14,116. The school district spending/student has grown by 5% over four school years.
Total Revenue
$141 MM
$74,029 MM
Spending
$135 MM
$78,063 MM
Revenue / Student
$14,875
$13,387
Spending / Student
$14,195
$14,116
Best Rio Grande City Grulla Independent School District Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Preparatory For Early College High School
(Math: 45-49% | Reading: 70-74%)
Rank:
Rank:
8/
Top 30%10
144 Fm 3167
Rio Grande City, TX 78582
(956) 370-4254
Rio Grande City, TX 78582
(956) 370-4254
Grades: 9-12
| 413 students
Rank: #22.
Grulla High School
(Math: 51% | Reading: 20%)
Rank:
Rank:
4/
Bottom 50%10
6884 E Hwy 83
Rio Grande City, TX 78582
(956) 370-4294
Rio Grande City, TX 78582
(956) 370-4294
Grades: 9-12
| 770 students
Rank: #33.
Rio Grande City High School
(Math: 37% | Reading: 26%)
Rank:
Rank:
3/
Bottom 50%10
5726 Fm 755
Rio Grande City, TX 78582
(956) 488-6000
Rio Grande City, TX 78582
(956) 488-6000
Grades: 9-12
| 1,674 students
Recent Articles

Segregation in K-12 Education: Colonial Era
Explore the origins of educational segregation during the colonial era and the differential treatment of Native American, African American, and white students. This article delves into the historical context, policies, and societal attitudes that shaped early education in colonial America, highlighting the disparities and injustices that persisted within the schooling systems of that time.

2011 Classroom Size Update: Are Classes Still Growing Larger?
Since the recession, public school classrooms have seen major budget cuts - and many increases in class sizes. How is the situation in 2011? Read this article to find out.

Will Single Sex Classrooms Save Public Schools?
Learn about the benefits of single sex classrooms and why public schools are hoping this type of classroom will save the American school system.