Visit, Apply, & Key Dates

Key Dates, One Click

Applying to high school comes with many important dates and events along the way. We want to make it easy for your family to stay informed, prepared, and confident throughout the St. Thomas admissions process.

This page brings all key admissions dates together in one place, with options to add events to your calendar and receive helpful reminders with registration, application, and RSVP links. Everything you need to stay on track is right here.

St. Thomas High School

Visit, Apply & Key Dates

Set a reminder for every step — each one links you straight to sign-up

Application Deadline
January 15, 2027
+ Add to calendar
Start Application
Visit Campus
The best way to know STH is to be here. Book a visit below.

Key Dates & Reminders
Add any date to your calendar — each reminder includes the sign-up or apply link inside it, so you always know where to go.
Questions? St. Thomas Admissions Office · 713-864-6348 ext. 175 · Admissions@sths.org
4500 Memorial Dr, Houston, TX 77007 · ISEE school code #571055