Follow the steps below to continue on your journey to becoming part of the Celt Family!

Submit your $200 enrollment deposit* to secure your place in the entering class. Enrollment deposits are refundable until one month before classes start.

Pay your Deposit Online:

You can access our online payment system here. Please make sure you are accessing the payment system from a PC.

  1. Enter your Student ID, First Name and Last Name as it appears on your acceptance package or acceptance email.
  2. This will prompt a redirect to our payment page (pop ups will need to be allowed.)
  3. Complete the payment information.

*Please make sure you are NOT logged in to your UST account before accessing the enrollment deposit system.

Pay Your Deposit by Mail
You can mail in your payment to:

University of St. Thomas
Office of Undergraduate Admissions 
3800 Montrose Blvd.
Box #7
Houston, TX 77006

Please make sure to include UST ID number and first and last name as it appears on your acceptance package.

Pay Your Deposit on Campus
If you plan to visit our campus for a tour or event you can bring your enrollment deposit with you!  Deposits must be paid before arriving to your registration appointment.

Questions be directed to or 713-525-3500.

If you are younger than 22 evidence of vaccination must be submitted in one of the following three formats:

  • A UST Immunization Form bearing the signature or stamp of the physician or his/her designee, or public health personnel (must include the month, day and year the vaccination was administered).
  • An official immunization record generated from a state or local health authority bearing the signature or stamp of the physician or his/her designee, or public health personnel (must include the month, day, and year the vaccination was administered).
  • An official record received from school officials, including a record from another state (must include the month, day, and year the vaccination was administered).

More information is available at Office of Health Promotion & Wellness.  Questions, concerns and records can be submitted to or 713-525-3513.

NOTE: students will not be able to register for classes or sign up for housing until the appropriate records are on file.

You must first set up your MyStthom account using your username and UST ID number.  If you do not have your username or ID, please contact your admissions counselor or  This information will be used during your entire college career, so please keep it safe and secure.

  1. Activate your Celt Login here.
    1. Confirm your ID.
    2. Agree to the Use Policy
    3. Set up Challenge Questions and password
    4. Activation complete!

You can now log in to MyStthom, Webmail or Blackboard!

Once you’ve submitted your enrollment deposit, immunization records (if applicable) and set up your technology, you’re officially a UST student!

Attention students admitted to the Peavy School of Nursing, please return your signed acceptance letter to . We will need this before you can enroll in classes.

Now it’s time to tackle these items:

Every student is required to meet with an advisor before enrolling in classes. Summer 2019 students should contact their admissions counselor for more details.

Registration Dates:

  • Wednesday, July 17
  • Wednesday, August 7


If you have any questions please contact your admissions counselor or contact the Office of Undergraduate Admissions at or 713-525-3500.

Register for Classes

Registration appointments arranged through the admissions office will give new students the opportunity to meet with an academic advisor; make class selections; discuss degrees, programs and majors; and register for classes.

What to Expect During your Registration Appointment

Your registration appointment will include an hour-long advising session and a 30-minute IT session where you will learn how to set up and navigate your UST accounts. Your advisor also provides a chance to learn more about what to expect as student at UST and discuss various degree plan options. Academic advisors are here to answer all of your questions.

Your transition into the University of St. Thomas begins at Orientation! It is required that all incoming students sign up to attend one 4-hour session. Mark your calendars; for students starting in Spring 2017 orientation this is year is on January 18 at 10:00am.

Students starting in Summer or Fall 2017 will be contact about future dates. Mark you calendars, fall orientation occurs the Wednesday before school starts, August 23 through August 27.

Dual Credit Students are not required to attend orienation.

For more information contact Amanda Villanueva.