AARP One Day University

AARP One Day University Classes are FREE to all CAST/CASTLE Participants! Regular Courses are held every weekday at 3pm. Premium Courses are offered at the times listed with their description. To view a class, just sign in to AARP One Day University and click on the link provided for each class.

To set up your free membership, go to
Click on the “Sign Up Now” button. You will not be charged any amount. Enter your community code, CAST, into the coupon code and click the “Proceed to Checkout” button.

We have also provided a short video on how to use these instructions: If you should need technical assistance AARP may be reached by phone at 1-800-300-3438 or by email at

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