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Below Average

#6861 of 8,547 schools in TX

Southside H S

High School · SOUTHSIDE ISD

19190 US 281 S 2, San Antonio, TX 78221

Enrollment

1,747

Student-Teacher

16:1

Score

4.9

Grades

9th – 12th

Updated 2022-23

How this school compares

In San Antonio

#336 of 516

public schools

Texas high schools

#1,544 of 1,699

In district

#7 of 8

SOUTHSIDE ISD

School environment

7.4 / 10

Strong

About Southside H S

Southside H S serves 1,747 students in grades 9-12 in San Antonio's 78221 zip code, operating as a sizable public high school with a student-teacher ratio of 16.0:1 and 109 full-time equivalent teachers. The school currently ranks #6325 out of 8598 high schools statewide, placing it in the 26th percentile among Texas schools, with room for academic growth as the community continues to develop educational opportunities for its students. The school draws from a diverse working-class neighborhood where the median household income is $57,209 and median home values average $138,900, making it an affordable area for families.

With 18.3% of residents living below the poverty line and 10% holding bachelor's degrees or higher, Southside H S serves a community where educational advancement represents significant opportunity for students and their families. The school's substantial enrollment of nearly 1,750 students creates a comprehensive high school environment with the potential for varied course offerings and extracurricular activities typical of larger institutions. Located in a rural setting near town along US 281 South, Southside H S sits in a growing area of San Antonio that balances suburban accessibility with a more spacious, less congested educational environment.

What Parents Should Know

Located in a rural area, Southside H S may involve longer commutes for some families. Rural schools often serve as community anchors and may have smaller class sizes, but parents should consider transportation logistics, after-school program availability, and access to specialized services.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress5.1Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-7 pts/yr
Data Period2019–2021
TrendDeclining
Academics4.0Below Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency18%
Reading/ELA Proficiency25%
Overall Proficiency22%
Expected (poverty-adj.)28%
vs. Expected-6.6 pts
Adjusted Percentile21th
College Readiness3.7Fair30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation12.5%
IB ProgramNo
Resources & Environment7.4Very Good20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio16:1
Per-Pupil Spending$15,173

Southside H S — Students at Southside H S score 22% proficient, which is below what's typical for similar communities (expected: 28%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

84.2%

Students qualifying for federal meal assistance

Test Scores TX EDFACTS (2020-21)

Math Proficiency 31.5%
School
State
N/A
ELA Proficiency 25.5%
School
State
N/A

Based on 4 test records from TX state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
45%
ELA
26%
2021*
Math
18%
ELA
25%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 5.1/10.

How Southside H S Compares

See how Southside H S performs across key quality dimensions compared to state benchmarks.

Overall Score
4.9/10
20th percentile in TX
Academic
4.0/10
4.0/10
Growth
5.1/10
Above average
Environment
7.4/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
84%
Teaching Staff
16:1 student-teacher ratio
109 teachers

Location

19190 US 281 S 2, San Antonio, TX 78221

Nearby Alternatives

Families considering Southside H S may also want to explore other high schools in the area. CAST MED H S (rated 8.8/10, 7.5 miles away), which scores notably higher. Another option is BEXAR COUNTY LRN CTR (rated 6.6/10, 5.9 miles away), which scores notably higher. Additionally, FRANK M TEJEDA ACADEMY (rated 6.5/10, 6.1 miles away), which scores notably higher. For more schools in San Antonio, see our San Antonio schools guide .

Nearby Schools

20 within 7.6 mi
School Distance Rating
W M PEARCE PRI San Antonio 0.1 mi 6.5
LOSOYA MIDDLE San Antonio 0.3 mi 5.7
COLONEL MIGUEL MENCHACA EARLY CHILDHOOD CENTER San Antonio 1.9 mi 4.0
SOUTHSIDE ALTER CTR San Antonio 2.1 mi
HERITAGE EL San Antonio 2.1 mi 8.2
JULIUS L MATTHEY MIDDLE San Antonio 2.3 mi 6.6
FREEDOM EL San Antonio 3.4 mi 6.2
JULIAN C GALLARDO EL San Antonio 4.6 mi 5.8
OAK ISLAND ACADEMY San Antonio 5.1 mi
FRANK M TEJEDA ACADEMY San Antonio 6.1 mi 6.5
TEJEDA JUNIOR ACADEMY San Antonio 6.1 mi
BEXAR COUNTY LRN CTR San Antonio 5.9 mi 6.6
H W SCHULZE EL San Antonio 6.6 mi 3.6
MISSION ACADEMY San Antonio 6.8 mi 4.5
KINGSBOROUGH MIDDLE San Antonio 6.8 mi 5.6
GREG A GARCIA EARLY COLLEGE INT San Antonio 7.0 mi 6.9
GILLETTE EL San Antonio 7.1 mi 4.3
HARLANDALE ISD STEM ECHS-ALAMO COLLEGES AT PAC San Antonio 7.4 mi 5.5
CAST MED H S San Antonio 7.5 mi 8.8
BELLAIRE EL San Antonio 7.6 mi 4.0

Neighborhood Census ACS (2019-2023)

Census data for ZIP 78221 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$63,114

Median Home Value

$157,500

Median Rent

$1,147/mo

Population

41,580

College Educated

11.9%

Homeownership

69.8%

Avg Commute

26.1 min

Poverty Rate

17.2%

Median Age

35.3

Community Profile

The community surrounding Southside H S has a median household income of $63,114. It is a community where 12% of adults hold a bachelor's degree or higher. The median home value in the area is $157,500, with a median rent of $1,147/month. The area has a poverty rate of 17.2%. The average commute for residents is 26 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
CRANDALL H S Crandall, TX 4.9
GREENVILLE H S Greenville, TX 4.9
JOHN A DUBISKI CAREER H S Grand Prairie, TX 4.9
MARSHALL H S Marshall, TX 4.9
MEMORIAL H S Port Arthur, TX 4.9
WILLOWRIDGE H S Houston, TX 4.9

Frequently Asked Questions

Common questions about Southside H S

What grades does Southside H S serve?

Southside H S serves students in grades 9th through 12th.

How many students attend Southside H S?

Southside H S has an enrollment of approximately 1,747 students.

What is the student-teacher ratio at Southside H S?

The student-teacher ratio at Southside H S is 16:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Southside H S rank in TX?

Southside H S is ranked #6861 out of 8,547 schools in TX.

What is Southside H S's MySchoolScout rating?

Southside H S has a composite rating of 4.9 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Southside H S?

Based on the most recent state assessment data, Southside H S has 31.5% math proficiency and 25.5% reading/ELA proficiency.

Is Southside H S a charter school?

No, Southside H S is not a charter school. It is a traditional public school operated by the local school district.

Is Southside H S a Title I school?

No, Southside H S is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Southside H S?

84.2% of students at Southside H S qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
26 Car-Dependent
Bike Score
33 Somewhat Bikeable
City Safety
High (5,229/100K)

Powered by Walk Score

FBI UCR 2024. City-level (San Antonio). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
1,747
Student-Teacher Ratio
16:1
Teachers (FTE)
109
Free/Reduced Lunch
84.2%
Type
regular
Setting
Fringe Rural
County
Bexar County
Data Year
2023–2024

District

SOUTHSIDE ISD
District Enrollment
6,033
Schools in District
10
Per-Pupil Spending
$13,928
District Rank
#7 of 8

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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