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Hidalgo Edinburg Mercedes Willacy Cameron San Benito Olmito

510 S. Sugar Rd., Edinburg, TX 78539

(956) 383-1684

900 Med High Dr., Mercedes, TX 78570

(956) 565-4620

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

Serving STISD's tri-county area | 956.260.2200

STISD Superintendent and Board President stand with CTE Director in front of CTE District of Distinction banner during the board meeting.

South Texas ISD Recognized as a CTE District of Distinction by Career and Technical Association of Texas

South Texas Independent School District (STISD) is proud to announce its selection as a CTE District of Distinction by the Career and Technical Association of Texas (CTAT). This esteemed recognition celebrates districts across Texas that demonstrate exemplary leadership, innovation, and commitment to student success through high-quality Career and Technical Education (CTE) programs.

STISD Superintendent and Board President stand in front of district banner with three campus principals who are being honored for their campus achievements during the board meeting.

Three STISD high schools earn spots on 2025 Advanced Placement School Honor Roll

College Board has recognized three STISD high schools for outstanding achievement in Advanced Placement coursework, naming them to the 2025 Advanced Placement® (AP®) School Honor Roll.

The honored campuses are STISD Science Academy in Mercedes, STISD Health Professions in Mercedes, and STISD Medical Professions in Olmito—each recognized for delivering strong academic results while expanding access to rigorous college-level coursework.

STISD Superintendent and Board President stand in front of district banner with four campus principals who are being honored for their campus achievements during the board meeting.

South Texas ISD and four of its campuses named to 2025 Educational Results Partnership Honor Roll

Educational Results Partnership (ERP) has released its 2025 Texas Honor Roll, recognizing the state’s highest-performing schools and districts. STISD earned a place on the Honor Roll Districts list, while four STISD campuses were named to the Honor Roll Schools list.