Join our community of innovators. STISD serves 7th-12th-grade students that live within Cameron, Hidalgo and Willacy counties. Students are not zoned to a particular campus and may choose to attend one of STISD's two middle schools or four high schools which meets their interest. Students are accepted for admission on a first-come, first-served basis. 

Students seen taking a group photo in hallway

Apply for Admission

Online enrollment for the 2020-2021 school year is currently closed. If you are interested in applying for this school year, you will be able to apply for the second semester (to begin attending classes at an STISD school in January 2021) at 9:00 a.m. on Thursday, Nov. 5.

Applications for admission must be submitted via the online Schoolmint application. You do not need to visit the schools in order to enroll, but can complete the process anywhere with Internet access. 

Students may enter Preparatory Academy and Rising Scholars Academy in the seventh-grade and first semester of the eighth-grade.

For Health Professions, Medical Professions and Science Academy students may enter in the ninth-grade and first semester of the 10th-grade. For World Scholars, students may enter in the ninth-grade, 10th-grade, and first semester of the 11th-grade. Openings for schools/grade levels differ depending upon space available.

For more information, call 1-800-21STUDY or e-mail For all questions regarding enrollment, curriculum, the district or individual schools, please call the individual STISD school phone numbers listed below:

•Health Professions: 956-565-2237 or 866-546-2263
•Medical Professions: 956-214-6100 or 800-784-7722
•Preparatory Academy: 956-381-5522 or 866-781-7872
•Rising Scholars: 956-399-4358 or 877-563-1100
•Science Academy: 956-565-4620 or 866-611-3622
•World Scholars: 956-383-1684 or 800-474-6040
•Central Office: 956-565-2454 or 800-217-8839
For technology-related questions, please e-mail 


Frequently Asked Questions