Our Schools

STISD Community

Our Schools

STISD Internal Community

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Students working on a science experiment

STISD is consistently ranked among the best in the state and nation.

Students seen painting and work on art project

STISD is the only all-magnet school district in the state, and offers Valley students an educational alternative. The district provides a personal environment, a strong scholastic program and hands-on training in vocational career fields.

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Because STISD is a public school district, there is no cost for students to attend one of its seven campuses, and bus transportation is also free of charge.

STISD instructor seen working with group of students on assignment

STISD schools maintain an open enrollment policy, meaning any student that wants to attend one of our seven campuses can as long as he or she resides within the tri-county area we serve.

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Students seen socializing during transition periods

At STISD, meet curious, collaborative and driven students just like you.

Health Professions boys basketball team seen scrimmaging

At STISD, there's more to experience than solely academics. Explore what life is like as an STISD student, and be part of the many extracurricular competitive activities and social clubs.

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STISD seeks to employ individuals who are committed to serving students and our communities, and can help advance our goals of consistently learning and always innovating.

Students seen working on science experiment

By being employed at STISD, one gains the opportunity and the responsibility to make a difference within the world of education and student growth.

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STISD alumnus leading students during externship opportunity.

The community here at STISD is diverse, interactive and vibrant. We take pride in each and every position that plays a part in making our district unique and consistently ranked among the best in the state and nation.

If you are looking for spunk and excitement and non-traditional methods of learning, the STISD community is the perfect match and offers endless opportunities.

In This Section

South Texas Independent School District

Now Registering: STISD's School Mental Health Conference - "Paving the Way: Advancing School Mental Health Supports in South Texas"

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Flyer for "Paving the Way: Advancing School Mental Health Supports in South Texas" Mental Health Conference being hosted by STISD at the Teaching and Learning Center on Friday, Nov. 7, from 8:30 am to 1 p.m.

Oct 14 2025

Join us for the FIRST-EVER School Mental Health Conference at STISD!

Mark your calendar for November 7 and be part of a powerful gathering of mental health experts and community leaders dedicated to boosting student wellness in South Texas.

📍: STISD Teaching and Learning Center: 7001 E. Expressway 83, Mercedes

⏰ : 8:30 a.m. – 1:00 p.m.

🍽️ : Complimentary breakfast served

This FREE event offers practical tools, fresh ideas and meaningful connections to help support our students’ mental health.

👉🏻 Only 75 available spots! Click here to reserve your spot today

Agenda at a glance for "Paving the Way: Advancing School Mental Health Supports in South Texas" Mental Health Conference being hosted by STISD at the Teaching and Learning Center on Friday, Nov. 7, from 8:30 am to 1 p.m.

Thank you to our exhibitors for participating in the "Paving the Way: Advancing School Mental Health Supports in South Texas" Mental Health Conference being hosted by STISD at the Teaching and Learning Center on Friday, Nov. 7, from 8:30 am to 1 p.m.