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Welcome home, UC Alumni. You are an essential part of our thriving Union Catholic community, which boasts of more than 12,000 graduates. We invite all Terriers, Scotch Misties and Vikings to stop in and visit your alma mater.  Check the sections here for Reunion Information, Events, Hall of Fame, and much more. 

Be sure we have your most current home address and email in our database so that you receive the annual hard-copy publication of UC Magazine (Dec/Jan) and the digital publication of UC News & Views (monthly).  

To update your contact information, click here, or email

Click here for the Union Catholic High School Alumni Facebook Page!

Connect with your class on Facebook

More than 2,100 of our graduates follow our alumni Facebook page. Many classes have set up their own pages containing updates on your old classmates and the next reunions. (See below.) If your class doesn’t have a page, why not set one up?