Portal Login

Log in to the Parent, Student, Faculty/Staff, Coach, or Board Portal to access Trinity resources, detailed athletic team information, and more.

Create a new Password

Please enter your username and create a new password.

Unified Classroom Login

Click the button below to log in to PowerSchool Unified Classroom and view all academic information. The direct URL is https://classroom.powerschool.com.

Don't have a PowerSchool Unified Classroom Parent Account?

  1. Click here to create your account.
  2. Click here to view instructions on how to create a PowerSchool Unified Classroom Parent Account.
  3. Questions? Email gotquestions@tcsfairfax.org.

Online Application Login

Login to Application

Prospective families can access the Online Application page by clicking here.

Forgot your Username and/or Password?



  • If you are in Grades 7-12, click here. (The district code for TCS is TRIN-VA.)
  • If you are in Grade 6, contact Mrs. Fletcher at 703.273.8787 x104 or in Room 313


  • Click here (The district code for TCS is TRIN-VA.)


Contact Julie Kim at jkim@tcsfairfax.org

PowerSchool Unified Classroom

If you continue to have problems with your TCS Parent Portal log in credentials, click here and provide your first and last name, email address and a brief description of the problem.

Absent or Tardy?

Please call the attendance line at 703.273.8787 option 7 by 8:30 a.m. or email the division office.

Contact our Offices