Southside High School is a 5A public high school in the Southside Independent School District of San Antonio, Texas. Southside High School serves the far south side of the city of San Antonio. For the 2021-2022 school year, the school was given a "B" by the Texas Education Agency.
Serving 1,747 students in grades 9-12, Southside High School ranks in the bottom 50% of all schools in Texas for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 24% (which is lower than the Texas state average of 44%). The percentage of students achieving proficiency in reading/language arts is 34% (which is lower than the Texas state average of 51%).
The student-teacher ratio of 16:1 is higher than the Texas state level of 14:1.
Minority enrollment is 95% of the student body (majority Hispanic), which is higher than the Texas state average of 75% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,747 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 95%
- Graduation Rate: 92% (Top 50% in TX)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 24% (Btm 50%)
- Reading Proficiency: 34% (Btm 50%)
- Science Proficiency: 41% (Top 50%)
- Source: National Center for Education Statistics (NCES), TX Dept. of Education
School Overview
Southside High School's student population of 1,747 students has stayed relatively flat over five school years.
The teacher population of 109 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
1,747 students
Gender %
Total Classroom Teachers
109 teachers
Year Founded
1950
School Calendar
Last Day of School
Mon. May 25, 2026
School Motto
In the name of dear ol’ Southside, the school we love so well.
School Rankings
Southside 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 Southside High School is 0.13, 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
#7150 out of 8096 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
24%
44%
Reading/Language Arts Test Scores (% Proficient)
34%
51%
Science Test Scores (% Proficient)
41%
46%
Student-Teacher Ratio
16:1
14:1
American Indian
n/a
n/a
Asian
n/a
6%
Hispanic
93%
53%
Black
1%
13%
White
5%
25%
Hawaiian
n/a
n/a
Two or more races
1%
3%
All Ethnic Groups
Graduation Rate
92%
90%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
80%
57%
Eligible for Reduced Lunch
4%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), TX Dept. of Education
School Notes
- School Mascot: Cardinals
Frequently Asked Questions
What is Southside High School's ranking?
Southside High School is ranked #7150 out of 8,096 schools, which ranks it among the bottom 50% of public schools in Texas.
What schools are Southside High School often compared to?
Southside High Schoolis often viewed alongside schools like Harlandale High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
24% of students have achieved math proficiency (compared to the 44% TX state average), while 34% of students have achieved reading proficiency (compared to the 51% TX state average).
What is the graduation rate of Southside High School?
The graduation rate of Southside High School is 92%, which is higher than the Texas state average of 90%.
How many students attend Southside High School?
1,747 students attend Southside High School.
What is the racial composition of the student body?
93% of Southside High School students are Hispanic, 5% of students are White, 1% of students are Black, and 1% of students are Two or more races.
What is the student-teacher ratio of Southside High School?
Southside High School has a student ration of 16:1, which is higher than the Texas state average of 14:1.
What grades does Southside High School offer ?
Southside High School offers enrollment in grades 9-12
What school district is Southside High School part of?
Southside High School is part of Southside Independent School District.
In what neighborhood is Southside High School located?
Southside High School is located in the Southside neighborhood of San Antonio, TX. There are 16 other public schools located in Southside.
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