Capitolfest 2025 Join us August 08, 09, 10 for this year's Capitolfest. Notice: if you are registering 2 or more individuals for more than 1 session each you will receive an email to complete the registration process. Failure to complete the form that is sent will result in an incomplete registration status. Incomplete registrations will need to be finalized in person at the festival if not completed online before July 25, 2025.