Inside South Texas ISD Health Professions, students are accepted on a first-come, first-served basis. There are limitless opportunities for college and career preparation for all students, competitive academic and sports programs and a support community of world-class administrators, faculty and staff that are consistently ranked among the best in the state and nation. 

Enrollment for the 2023-2024 School Year

STISD is now enrolling new-to-district students for the 2023-2024 School Year.

To enroll, contact us directly using the contact information below:

  • South Texas ISD Health Professions (9-12) | Mercedes: 956.565.2237
  • South Texas ISD | District Line: 956.565.2454

STISD is an open-enrollment school district, and all students within the tri-county area served - Cameron, Hidalgo, and Willacy Counties - are eligible to enroll with us at STISD.



Enrollment for the 2024-2025 School Year

Enrollment is now open at all 7 STISD campuses.


Steps to Enroll

1) Create a family and student profile within SchoolMint.

2) Complete the online enrollment form and select the school or schools for which you are interested in enrolling.

3) If you received a notification with an offer from the campus for which you completed the enrollment form, you must 'Log in' to SchoolMint to accept the offer and continue with the registration packet. Offers must be accepted within two weeks. If you do not, the campus will rescind your offer. (Please note: You may only accept one campus seat offer. Accepting an offer will automatically cancel or decline any other campus enrollment forms submitted.) 

4) Complete Advisement and registration forms within the online registration packet.