Maine · 5K · 0.25 Miles
Indoor Insanity 5k
Indoor Insanity 5k is a 5K and 0.25 Miles event held in Waterville, Maine. Its next confirmed date is Sunday, January 10, 2027. About 3,910 runners take part across all distances.
- Race day
- January 10, 2027
- Location
- Waterville, ME
- Field size
- ~3,910 runners
Race details
- Date
- Sunday, January 10, 2027
- Location
- Waterville, Maine
- Distances
- 5K, 0.25 Miles
- Field size
- About 3,910 runners
- Registration
- runsignup.com
- Official website
- maineindoorair.org
Registration, course & weather
- Registration status
- Open
- Start time
- 8:00 AM EST
- Course profile
- Loop course; Road surface
About the Indoor Insanity 5k
Join us on Sunday, January 10, 2027 for a race event unlike any other in Maine. Get out of the cold and head indoors : no ice underfoot, no frigid gusts in your face, and no snow overhead! Who knew running in circles was so much fun? Music, comaraderie, and running! Walkers welcome. Indoor Insanity 5K is a fundraiser to prevent lung cancer. Your race fees help pay for installation of radon mitigation systems in low-income Maine households. To minimize injury and "traffic jams", runners …
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Indoor Insanity 5k: common questions
- When is the Indoor Insanity 5k?
- The next confirmed date is Sunday, January 10, 2027.
- Where is the Indoor Insanity 5k held?
- In Waterville, Maine.
- What distances does the Indoor Insanity 5k offer?
- 5K and 0.25 Miles.
- How many people run the Indoor Insanity 5k?
- About 3,910 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 Indoor Insanity 5k?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Indoor Insanity 5k?
- Yes — registration is open. Listed fee for the longest distance, $35 (from runsignup.com, checked October 30, 2026).
- What time does the Indoor Insanity 5k start?
- 8:00 AM EST.
- What is the course like at the Indoor Insanity 5k?
- Loop course; Road surface.
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