Pi Day 5k - Green Bay
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Event details
The annual PI Day 5k is a community run/walk held in Green Bay, Wisconsin on March 14, 2026. The event is organized by the Leonardo da Vinci School Race Board and led by a fifth-grade student leadership team. Distances offered include:
- 5k
- KupKake - kids sprint
Categories listed include child, adult, family (up to six), and team (up to ten). Online registration is open and fees vary by registration period. To receive a shirt in the correct size, registration must be completed by February 20.
Logistics
The event base is Leonardo da Vinci School at 139 South Monroe Avenue, Green Bay. Packet pick-up is scheduled the evening before at the school gym using the Doty Street door; additional packet pick-up and raffle viewing occur on race morning at the gym. Participants are asked not to park on the race route. Raffle tickets are sold with options such as 1 ticket for $5.00 or 11 tickets for $10.00; raffle prizes are drawn during the event.
Charity and organization
All proceeds will be donated to Old Glory Honor Flight. The event webpage shows a small amount raised to date and lists Old Glory Honor Flight as the event charity. The race notes that no pets are allowed to participate. Visit the organization's website for the most recent information.
