Students can earn up to 17 high school credits
Always learning & keeping up with the latest in education
Extracurriculars available to all students
Non-Traditional Hands-On Learning Opportunities

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
map

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

Preparatory Academy at a Glance

Best Middle School in Texas 

TEA Accountability Rating 

Champs in competitive sports 

available high school credits can be earned 

Teachers dive into curriculum process

Using a wide variety of strategies and techniques, STISD educators together dive into the curriculum process, creating content that is both creative and impactful for student learning.

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Online application for the Pandemic Electronic Benefit Transfer (P-EBT) opens June 2 for eligible families

Enrolled students (up to 21 years of age) in families that temporarily lost access to free or reduced-price school meals for the 2020–2021 school year due to the COVID-19 pandemic may be eligible to receive Pandemic Electronic Benefit Transfer (P-EBT). P-EBT benefits can be used to buy food from any retailer that accepts the Lone Star Card. The application for P-EBT will open on June 2, 2021.

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Science Academy senior earns Gates Scholarship

Math enthusiast and South Texas ISD Science Academy senior Raul Hernandez is one of 300 students to earn the Gates Scholarship. Hernandez will pursue his studies at Massachusetts Institute of Technology and major in mathematics + computer science.

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Garza Elected to State Association Board

The Texas Association of School Boards (TASB) Board of Directors has elected Sylvia Sánchez Garza of South Texas ISD to an interim position on the TASB Board, representing TASB Region 1, Position B.

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