Passion for hands-on academic learning
Opportunities to graduate with medical certifications
Competitive academic, sports & extracurricular programs
Gain real-world experience through externships & clinicals

Our Schools

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

South Texas ISD at a Glance

best places to teach in Texas 

Best Teachers in Texas 

school district in Texas 

of STISD graduates attend college/university | 1%: Military 

Superintendent's Message: Plans for 2020-2021 School Year

STISD will offer three different options for the 2020-2021 school year to accommodate student and family needs. You will be able to choose between traditional (in-person), blended (in-person/at home), and virtual (completely at home). Additional information will be sent out soon.

Read More about Superintendent's Message: Plans for 2020-2021 School Year

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