Pi Day 5k - Green Bay

The Pi Day 5k in Green Bay is an annual running event celebrating the mathematical constant Pi, taking place on March 15, 2025. This will be the 11th edition of the race, organized by fifth graders from the Leonardo da Vinci School, who manage all aspects of the event, including sponsorships and race logistics. Proceeds from the race benefit the Old Glory Honor Flight, which honors local veterans.

Participants can register online, with various pricing options available. The event also features a kids' KupKake race and raffle prizes, fostering community engagement and support for a charitable cause. Visit the organization's website for the most recent information.