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July 16, 2025
Class of 2025-min

Celebrate the Class of 2025 With Us — Live!

May 23, 2025
IMG_4188-min

Caleb Smith Earns 4th Place in State UIL Editorial Writing Competition

May 21, 2025
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Southside High School Celebrates Student-Athletes at Annual Banquet

May 9, 2025
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Southside High School Jumbotron Crew Visits WOAI/KABB for Behind-the-Scenes Newsroom Experience

May 7, 2025
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SHS Golfer Signs with Howard Payne University

May 6, 2025
New Featured Image Website (56)

Southside High School’s Caleb Smith Headed to UIL State Competition

April 28, 2025
2025 THUMBNAILS-5 (1)

Fast, Fierce, and Focused: Cardinals Dominate the Track

April 25, 2025
2025 THUMBNAILS-5 (2)

Class of 2025: Important Graduation Recognition Opportunities

April 25, 2025
2025 THUMBNAILS-5

Southside High Wins Big at South Texas VoTech Weld Wars

April 17, 2025

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DISTRICT NEWS

Important Message from the Superintendent
Published 7/16/2025 in Southside Independent School District
read more ❯
Board Meeting: July 16 at 6:00 pm
Published 7/16/2025 in Southside Independent School District
Upcoming SISD Board Meeting will be held on Wednesday, July 16 at 6:00 pm.  Southside ISD Board Meetings are typically held on the third Wednesday of every month and this month's board meeting will be held on Wednesday, July16. The meeting begins at 6:00 pm respectively. Members of the community are welcome to attend in-person meetings as long as there is...read more ❯
Meet the Teacher Dates are HERE!
Published 7/14/2025 in Southside Independent School District
read more ❯

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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

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