Experience high school + college together
CTE at STISD! Choose from 21 different programs of study within 10 career clusters + opportunity to graduate with one of 36 certifications.
Best of both worlds - competitive academics + athletics
Learn from best-in-state educators and field professionals
Providing the best hands-on experience
Our Schools
South Texas ISD Health Professions
South Texas ISD Medical Professions
South Texas ISD Preparatory Academy
South Texas ISD Rising Scholars Academy
South Texas ISD Science Academy
South Texas ISD World Scholars
South Texas ISD Virtual Academy
Free Bus Transportation
Students come from three Rio Grande Valley Counties:
Cameron, Hidalgo and Willacy
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
South Texas ISD at a Glance
![Decorative image showing dates for upcoming High School Open Houses available to STISD 8th-graders]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1768241001/stisdnet/p1fxmutuxxn5hpmloffj/STISDInDistrictTransfers8thGradeHSSelection.png","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1768241001/stisdnet/p1fxmutuxxn5hpmloffj/STISDInDistrictTransfers8thGradeHSSelection.png","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1768241001/stisdnet/p1fxmutuxxn5hpmloffj/STISDInDistrictTransfers8thGradeHSSelection.png","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1768241001/stisdnet/p1fxmutuxxn5hpmloffj/STISDInDistrictTransfers8thGradeHSSelection.png","width":1080}])
Now Open: High School Selection and In-District Transfers for 2026-2027
The STISD High School Selection process for current STISD 8th-graders and the In-District Transfer process for current STISD 6th-,7th- and 9th-graders wanting to transfer to another campus within STISD for the 2026-2027 school year are now open via Skyward Family Access and will remain open through Thursday, Jan. 22.
![The image shows a happy, smiling family of six people, including two adults and four children, posing together outdoors against a backdrop of trees and a sunny day. The family appears to be the focus of the image, which also includes an invitation for parents to register for an Emergent Bilingual Parent Institute Series event.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto/v1765906564/iyzvca6b6afabxvvzges/EnglishSTISDParentSession25-26_1.jpg","width":1700}])
Support Your Child’s Growth: Attend an Emergent Bilingual Parent Institute Session in Jan. 2026
Families of emergent bilingual students are invited to attend an in-person session of the Emergent Bilingual Parent Institute Series next month. Three meeting options are available (January 13, 14, or 15 at 9:00 AM at Health Professions in Mercedes, Rising Scholars Academy in San Benito, or Preparatory Academy in Edinburg). Parents will learn how to support their child’s linguistic, cognitive and social emotional development at home.
![The image is a promotional flyer for a parent wellness seminar on the topic of "Understanding Grief: Tools for Parents to Support Their Children". It features a group of people in a classroom setting, with a woman speaking at the front.]([{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_1/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":256},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_2/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":512},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_3/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":800},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_4/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":1200},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_5/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":1600},{"url":"https://resources.finalsite.net/images/f_auto,q_auto,t_image_size_6/v1765816456/xv9auxu4eruticimxxhl/ParentSeminarGrief-Englishcrop.jpg","width":2200}])
Join us for a Parent Wellness Seminar: “Understanding Grief: Tools for Parents to Support Their Children”
Join us on Wednesday, Jan. 21, for a Parent Wellness Seminar on "Understanding Grief: Tools for Parents to Support Their Children"
Join in-person or virtually to learn vital information every parent needs to know and discover resources to support your child's well-being.
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Medical Professions (10650 N. Expressway 77/83, Olmito)
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STISD Central Office Teaching and Learning Center (7001 E. Expressway 83, Mercedes)
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In-person at Gateway to the World Library (510 S. Sugar Rd., Edinburg) OR virtual via Zoom
all day
Online through Skyward Family Access
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Science Academy (900 Med High Dr., Mercedes)
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Virtual Academy: 300 Med High Dr., Mercedes