Enroll

Inside South Texas ISD Science Academy, 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 2026-2027 School Year for all seven STISD campuses will open online at 9 a.m. on Saturday, Jan. 24, 2026.


 

Enrollment for the 2025-2026 School Year

Online enrollment through SchoolMint for the 2025-2026 school year is now closed. For additional information about enrollment for the current school year, please contact us directly at 956-214-6100. 

Steps to Enroll for 2026-2027

The online enrollment form for 2026-2027 is not yet available. We will update this page and SchoolMint accordingly once you can begin.

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. 

Frequently Asked Questions