Serving 716 students in grades 8-12, Grulla High School ranks in the bottom 50% of all schools in Texas for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 75% (which is higher than the Texas state average of 44%). The percentage of students achieving proficiency in reading/language arts is 20% (which is lower than the Texas state average of 51%).
The student-teacher ratio of 13:1 is lower than the Texas state level of 14:1.
Quick Facts (2026)
- Grades: 8-12
- Enrollment: 716 students
- Student-Teacher Ratio: 13:1
- Graduation Rate: ≥95% (Top 20% in TX)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 75% (Top 5%)
- Reading Proficiency: 20% (Btm 50%)
- Science Proficiency: 44% (Top 50%)
- Source: National Center for Education Statistics (NCES), TX Dept. of Education
Top Rankings
Grulla High School ranks among the top 20% of public schools in Texas for:
Category
Attribute
Math Proficiency
Graduation Rate
Percent Eligible For Free Lunch
School Overview
Grulla High School's student population of 716 students has declined by 9% over five school years.
The teacher population of 54 teachers has declined by 16% over five school years.
Grades Offered
Grades 8-12
Total Students
716 students
Total Classroom Teachers
54 teachers
Colors
Blue and Gold
School Calendar
School Motto
Excellence in Education
Average Class Size
20 students
School Rankings
Grulla High School ranks within the bottom 50% of all 8,096 schools in Texas (based off of combined math and reading proficiency testing data).
The diversity score of Grulla High School is 0.00, which is less than the diversity score at state average of 0.64. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#4230 out of 8096 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
75%
44%
Reading/Language Arts Test Scores (% Proficient)
20%
51%
Science Test Scores (% Proficient)
44%
46%
Student-Teacher Ratio
13:1
14:1
Hispanic
100%
54%
All Ethnic Groups
Graduation Rate
≥95%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
92%
56%
Eligible for Reduced Lunch
4%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), TX Dept. of Education
Frequently Asked Questions
What is Grulla High School's ranking?
Grulla High School is ranked #4230 out of 8,096 schools, which ranks it among the bottom 50% of public schools in Texas.
What schools are Grulla High School often compared to?
Grulla High Schoolis often viewed alongside schools like Rio Grande City High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
75% of students have achieved math proficiency (compared to the 44% TX state average), while 20% of students have achieved reading proficiency (compared to the 51% TX state average).
What is the graduation rate of Grulla High School?
The graduation rate of Grulla High School is 95%, which is higher than the Texas state average of 90%.
How many students attend Grulla High School?
716 students attend Grulla High School.
What is the racial composition of the student body?
100% of Grulla High School students are Hispanic.
What is the student-teacher ratio of Grulla High School?
Grulla High School has a student ration of 13:1, which is lower than the Texas state average of 14:1.
What grades does Grulla High School offer ?
Grulla High School offers enrollment in grades 8-12
What school district is Grulla High School part of?
Grulla High School is part of Rio Grande City Grulla Independent School District.
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