Explore your interests with over 50+ program offerings
Picture this: Opportunity to earn up to 27 college hours before graduation
Competitive academic, sports and extracurriculars
Be part of a diverse community + earn an international-recognized diploma

Free Bus Transportation

Students come from three Rio Grande Valley Counties: 

Cameron, Hidalgo and Willacy

Area of 3,643 miles

Hidalgo Edinburg Mercedes Willacy Cameron San Benito Olmito
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510 S. Sugar Rd., Edinburg, TX 78539

(956) 383-1684

900 Med High Dr., Mercedes, TX 78570

(956) 565-4620

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151 S. Helen Moore Rd., San Benito, TX 78586

(956) 399-4358

724 S. Sugar Rd., Edinburg, TX 78539

(956) 381-5522

10650 North Expressway 77/83, Olmito, TX 78575

(956) 214-6100

700 Med High Dr., Mercedes, TX 78570

(956) 565-2237

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Serving STISD's tri-county area | 956.514.4201

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Welcome to STISD's seventh and newest campus, an all-virtual learning option for RGV

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World Scholars at a Glance

district in Texas 

above national average on International Baccalaureate (IB) Diplomas Awarded

savings in university/college tuition costs can be achieved through campus dual enrollment program

of teachers hold a master’s degree or higher + nationally certified

In first state accountability ratings report card since 2019, South Texas ISD earns all As

Today the Texas Education Agency (TEA) released the 2022 state accountability ratings for school districts and charter schools throughout the state, which included scaled scores and the first A-F ratings assigned since before the pandemic.

Like 2019, the district as a whole and all campuses received As for their overall letter ratings.

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Region One ESC Selects Regional Superintendent of the Year: South Texas ISD Superintendent Receives Top Honor

Dr. Marco Antonio Lara, Jr., STISD Superintendent, has been selected as the Region One 2022 Regional Superintendent of the Year. As a regional winner, Dr. Lara will represent the Region One area in the statewide Superintendent of the Year Award Program. Under the direction of the Texas Association of School Boards, the Superintendent of the Year Program recognizes exemplary superintendents for excellence and achievement in educational leadership.

Read More about Region One ESC Selects Regional Superintendent of the Year: South Texas ISD Superintendent Receives Top Honor
STISD announces dress code and backpack guidelines for 2022-2023

In preparation for the 2022-2023 school year and to allow families ample time to plan ahead and get needed items, STISD has published its 2022-2023 Dress Code + Backpack Guidelines. These guidelines are available in English and Spanish within the Back-to-School Resources section of the Parent Hub.

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