Events
Pi Day 5k - In Person
2 Pi - 10k
Place
Lansing, MI US 48910
Description
Save the Date: Join us for the 5th Annual Pi Day 5k on March 14, 2026!
Join us for the Pi Day 5k, taking place on Saturday March 14 at Hawk Island Park. This fun-run raises money for Impression 5 Science Center's scholarship program. Impression 5 Science Center is a dynamic, interactive space for families to play, create, and challenge their understanding of science together. By participating in this event, you’ll support their scholarship programs, which increase access to their exhibits and experiences for children and families throughout our community. All participants receive a t-shirt, medal and free slice of pie after the race! If participating isn't the right fit, there is also an opportunity to volunteer during the event.
Race Details 2026!
Location: Hawk Island Park, 1601 E Cavanaugh Rd, Lansing, MI 48910
Start Time: 9:00 am on Saturday March 14, 2026. The 10k will start at 9:00 AM and the 5k will start at 9:05 AM.
Entry Fee: Early Bird Registration now until Nov 15, 2025 $30. Registration is $40 from Nov. 16, 2025 through February 28, 2026. Late Registration is $45 from March 1-March 14, 2026. Register by February 21, 2026 to guarantee your shirt size.
This year, as a participant, you can look forward to:
🥧 Pie from Grand Traverse Pie Company for all participants
🏅 Finisher medal for everyone who completes the race
👕 5K race t-shirt included with registration
🏆 First place winners receive: Full pie from Grand Traverse Pie Company OR Playmakers gift card
First, Second and Third place finishers will receive 50% off registration to a future Mi Community Event race (details to follow)
Age Groups: Under 14, 15-19, 20-29, 30-39, 40-49, 50-59, 60-69, 70-79, 80+.
Early Packet Pick Up: TBD
Day of Packet Pick Up: check in will begin at 8 AM prior to the race at Hawk Island in the Red Tail Pavilion.
Parking: Parking fee will be added to your registration upon check out. Show your email confirmation/registration or race bib upon entering park. If you have a Ingham County Parking Pass please reach out to us at micommunityevents1@gmail.com before registering.
Results: Your accurate chip time and current overall and age group place will be texted to your phone and live on this site. Timing done by Michigan Running Foundation.
No-shows to the race will forfeit their shirt and finisher medal.
Virtual Pi Day 5k: If you can't make the race and still want to participate, sign up for the virtual race and we will mail out a shirt and medal to you! Cost is $45 and includes shipping. There are no placement awards for the virtual event. Virtual event registration closes March 13th. Registrations received on or before March 8, will be mailed on March 9th. Registrations received after March 8 will be mailed out on March 13th.
Course Map
The course starts at the southwest corner of the Red Tail Shelter and runs out and back.
5k Course: https://www.mapmyrun.com/routes/view/4881970018
10k Course: https://www.mapmyrun.com/routes/view/6246223669
Finisher Medal
2026 Finisher medals coming soon!
Shirts
👀 Keep your eyes on the pies… and on this shirt! We’re excited to reveal the official 2026 Pi Day 5K shirt!
Register by February 21, 2026 to guarantee your shirt size.
Check Out Our New Store
New Merch Alert!
To celebrate our 5th-anniversary, we’re excited to offer two new branded items in our store:
- Limited-edition quarter-zip pullover: a lightweight performance fleece with the Pi Day logo embroidered front and center—perfect for staying cozy before or after the race.
- “Will Run for Pie” adjustable cotton baseball cap: classic style, heat-pressed logo, topped off with a cheeky nod to that post-race slice of pie.
100 % of the proceeds go to support the Impression 5 Science Center scholarship program, so you’ll be looking good and doing good.
Shop Details:
The items are available online only (via the race Store).
Deadline: Register/Order by February 21, 2026, 11:59 pm EST to ensure availability
Quantities are limited, so don’t wait!
5x Runners Club

The 5x Runners Club celebrates participants who have completed at least five Pi Day 5K events since our first race in 2022. This special milestone honors runners and walkers who’ve shown up year after year to support science, community, and a good slice of pie!
Members receive exclusive votes on shirt/medal designs, race-day recognition, commemorative swag, discounts on merch, and a big slice of gratitude from the Pi Day 5k Team!
Race Contact Info
If you have any questions about this race, click the button below.
Directions
Race Participant Survey
Please complete the following survey to help us better understand your race experience.