Missouri · 10K · 5K · Tunnel-to-Tunnel Challenge

Groundhog Run

Groundhog Run is a 10K, 5K and Tunnel-to-Tunnel Challenge event held in Kansas City, Missouri. Its next confirmed date is Sunday, February 7, 2027. About 4,000 runners take part across all distances.

Race day
February 7, 2027
Location
Kansas City, MO
Field size
~4,000 runners

Race details

Date
Sunday, February 7, 2027
Distances
10K, 5K, Tunnel-to-Tunnel Challenge
Field size
About 4,000 runners
Course
Flat, fully underground
Registration
runsignup.com
Official website
abilitykc.org

Registration, course & weather

Registration status
Open
Start time
8:00 AM CST
Course profile — 5K
Loop course; Road surface; USATF certified
Course profile — 10K
Loop course; Road surface; USATF certified

About the Groundhog Run

A one-of-a-kind 5K/10K run held entirely underground in Hunt Midwest's SubTropolis limestone caverns, benefiting children with disabilities at Ability KC.

Rankings and notes

Rankings and awards
Unique 100% underground race at SubTropolis; one of KC's top events; major fundraiser for Ability KC

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Groundhog Run: common questions

When is the Groundhog Run?
The next confirmed date is Sunday, February 7, 2027.
Where is the Groundhog Run held?
In Kansas City, Missouri.
What distances does the Groundhog Run offer?
10K, 5K and Tunnel-to-Tunnel Challenge.
How many people run the Groundhog Run?
About 4,000 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
How do I register for the Groundhog Run?
Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
Is registration open for the Groundhog Run?
Yes — registration is open. Listed fee for the longest distance, $50 (from runsignup.com, checked October 2, 2026).
What time does the Groundhog Run start?
8:00 AM CST.