Crewable
RacesNear meVolunteerAthletesPricingSign inGet started
PI Day 5k
Build race plan

PI Day 5k

Green Bay, WisconsinWebsite
In 132 days
5K
Entry
Registration open

Details

Also at this event
Child 5k

Key dates

Registration opens

Sep 18, 2026

Registration closes

Mar 11, 2027

130d

Race day

Mar 13, 2027

132d

Email me updates about PI Day 5k

Registration openings and major changes, like a new date or a cancellation.

Entry transfers

I have an entryI need an entry

Similar races

More 5K Races in Wisconsin

All 5K Races in Wisconsin

Races Near Green Bay

Plan PI Day 5k with Crewable

Your aid stations, pacing, nutrition, and crew in one plan.

Build my plan

Are you the race director for PI Day 5k?

Claim this race to manage registration, volunteers, and race day.

Claim this race

Listed from Race Roster. Checked Nov 1, 2026.