Holy Trinity High School

Skip to main content
Main Menu Toggle


Parent Quick Links


Land’s End is the provider of Holy Trinity uniforms. Shop the Lands' End Online Store (our Preferred School Number is 900157405), by calling (800) 469-2222, or in-store at Sears in the following locations: Niles, Oak Brook and Orland Park. 

Limited items (fleeces and white button-down shirts) are offered through our Spirit Store, located across from the cafeteria.

Review the current uniform guide.

Parent Club

Volunteer with us for the International Potluck Dinner on Saturday, November 10 from 3 to 6 p.m. RSVP with the dish you are bringing AND how many people in your family will attend. We look forward to breaking bread and sharing specialty dishes from our different cultures together!


Interested in joining Parent Club? All are welcome! Contact us for more information!

Did you know there is a Facebook group just for HT parents? It's a great way to stay in the loop and connect with other parents!

From the Counseling Office

Download the presentation from our Senior College Night meeting:


High School Years

Learn how to stay involved and help your student succeed with tips in the High School Years newsletter, including:

  • time management and homework
  • planning for college or career
  • supporting teens’ growing independence
  • staying involved
  • preventing risky behaviors
  • building respect, responsibility and resilience
  • handling tough teen challenges