• Skip to main content
  • DISTRICT HOME
  • SCHOOLS
    • MENCHACA EARLY CHILDHOOD CENTER
    • GALLARDO ELEMENTARY
    • PEARCE ELEMENTARY
    • HERITAGE ELEMENTARY
    • FREEDOM ELEMENTARY
    • LOSOYA MIDDLE SCHOOL
    • MATTHEY MIDDLE SCHOOL
    • SOUTHSIDE HIGH SCHOOL
  • CONNECT
  • QUICKLINKS
  • EMPLOYEES
Southside
  • Our Campus
    • Alma Mater
    • Administration
    • GO Center
    • Bell Schedule
    • Campus News
    • TEA School Report Card
    • Texas Academic Performance Report (TAPR)
    • Federal Report Card
  • Staff Directory
  • Calendar
    • Events
  • Student Programs
    • Athletics
    • Air Force JROTC
    • Career & Technical Education (CTE)
    • Southside FFA
    • Library
    • Mighty Cardinal Band
    • Early College
  • Dress Code
  • Resources
    • Course Catalog
    • Attendance Info.
    • Order Transcripts
    • State and Federal Reports
    • Dual Credit MOU
  • Student Code of Conduct
  • Student Handbook

Athletic News

Cardinals Shine on the Field and in the Classroom

December 11, 2025 by webmaster

Congratulations to Alexander Garcia, Maverick Vela, Joel Jimenez, and Danielle Montoya for their excellent performance in the classroom and on the football field, earning them the honor of being selected to the Texas High School Coaches Association Academic All-State Football Team! Way to go, Cardinals!

Filed Under: Athletic News, Campus News, District News

GAME DAY: The Cardinals Are Playoff-Bound & Locked In

November 14, 2025 by webmaster

Our Southside Cardinals have battled, believed, and pushed through every challenge to earn their place in the playoffs. Their grit, heart, and unwavering commitment have carried them to this moment—and now they’re ready for their next test as they face off against the Smithson Valley Rangers!

Watch a special playoff video:

Join us in showing what Southside pride is all about:

Friday, November 14
7:00 PM
Away Game

For tickets and game day information, click here.

We invite our entire Southside community to rally behind these incredible athletes. Bring the energy, bring the pride, and let’s pack the stands as we cheer our Cardinals on to victory. Your support fuels their fight—let’s show them the unstoppable spirit of Southside!

Filed Under: Athletic News, Campus News, District News

Playoff Game: Southside Cardinals Take on the Smithson Valley Rangers AWAY Friday, November 14th at 7pm

November 10, 2025 by webmaster

Cardinal Nation, it’s playoff time! Grab your tickets and come support the Southside Cardinals as they take on the Smithson Valley Rangers — Friday, November 14 at 7 p.m., Away Game.

Get your tickets here.

Get your playoff shirts here.


Information:

SMITHSON VALLEY PLAYOFF FOOTBALL INFORMATION
  • COMAL ALL-SPORTS  FLEX PASSES ARE NOT VALID FOR U.I.L. PLAYOFFS
  • STUDENT FLEX PASSES ARE NOT VALID FOR  U.I.L. PLAYOFFS
  • GATES WILL OPEN AT 5:45 PM

PASSES ACCEPTED

  • SENIOR CITIZEN GOLD CARDS FOR COMAL I.S.D. AND  SOUTHSIDE ISD WILL BE HONORED (To obtain a “senior card” visit the athletic office between 9am and 3 p.m. and show a current, valid i.d. showing you live inside the SISD school district.)
  • DISTRICT 13 5A & 14 5A U.I.L. PASSES WILL BE HONORED
  • FACULTY BADGES WITH ID FROM COMAL I.S.D. &  SOUTHSIDE  I.S.D. – GUEST PAYS
  • THSCA, TGCA, THSADA PASSES

More information from Smithson Valley

Filed Under: Athletic News, Campus News, District News

Southside High School’s Emarald Aguirre Shines at State Meet!

October 31, 2025 by webmaster

Southside High School proudly celebrates Emarald Aguirre for qualifying for the state cross country meet for the second year in a row. She was honored with a district escort as she set out to compete, with her former campus, Matthey Middle School, joining in the celebration. Emarald placed 25th overall, a remarkable improvement from last year’s 60th-place finish. The Southside ISD community couldn’t be prouder — congratulations, Emarald! We can’t wait to see what the future holds for you.

Watch a video honoring Emarald below!

Filed Under: Athletic News, Campus News, District News

Southside Cardinals at CC Winn Mavericks – Game Details & Links

October 30, 2025 by webmaster

The Southside Cardinals hit the road tonight to face the CC Winn Mavericks! Kickoff is at 7:00 PM, and it’s sure to be an exciting matchup.

🎟️ Tickets: Get yours here: TICKETS
📜 Stadium Rules: Please review them here: STADIUM RULES
📺 Live Stream: Can’t make it to the game? Watch it live here: WATCH LIVE

Let’s cheer on our Cardinals as they take on the Mavericks!

Filed Under: Athletic News, Campus News, District News

Southside Cardinals Earn Third Team of the Week Nomination After Win Over Southwest Legacy

October 27, 2025 by webmaster

Congratulations to Coach Lock, the Southside High School football coaching staff, and our mighty Cardinal Football Team for their thrilling 19–14 victory over Southwest Legacy this past Friday night! 🏈

For the third time this season, Southside has been nominated for Team of the Week — an outstanding achievement that reflects the team’s hard work, determination, and community pride.

👉 Cast your vote here: http://bit.ly/4nXEYRf

Filed Under: Athletic News, Campus News, District News

  • Page 1
  • Page 2
  • Page 3
  • Interim pages omitted …
  • Page 6
  • Go to Next Page »

Mission

Southside ISD seeks to be the choice when it comes to providing a quality public education by upholding the highest standards of our core values.

Vision

Southside ISD will lead educational excellence by providing innovative programs.

Core Values

Service. Accountability. Integrity. Loyalty.

SOUTHSIDE HIGH SCHOOL

(210) 882-1606

19190 US-281
San Antonio, TX 78221

Principal: Gregory Mihleder

School Hours

Careers

Enrollment

Southside ISD Education Foundation

Non Discrimination Statement

Website Login

  • Facebook

image

© 2023 Southside Independent School District. All Rights Reserved.