Learn More:
     About the Challenge
     + Registration + Fundraising
     + Duathlon Route - COMING SOON
     + Safety and Training
     + Fundraising Guide
     + Register

Back again this year--the ultimate challenge for your inner athlete. Register for our take on a Duathlon, presented by Geiger, and crush 2 events in 1--a 4.5-mile run followed by at 21.5-mile ride!



The Dempsey Duathlon is a 25-mile course that you'll split into a 4.5-mile run to a rest stop where you'll change your gear and finish the remaining 21.5 miles in a challenging ride to the finish. 

General Information:

  • Event is limited to 150 participants - so register today!
  • Must be at least 15 years of age to participate
  • 4.5 mile run must be completed in 1-hour (roughly a 12 minute/mile pace)
  • Bag and bike drop off at designated rest stop to take place early Saturday morning (details to come)
  • Bag Valet will be available
    • Personal items left behind for the ride portion will be bagged and labeled
    • Bagged items will be transported and available for pickup at the Bag + Bike Tent at the finish line


*Age as of 9/21/2024; **Not required to participate

In-person event located in Lewiston, Maine featuring 5K run/walk and 21-mile ride on Saturday, September 21st.
Dempsey Challenge Registration Includes:
  • Participant t-shirt
  • Fundraising Incentives
  • Fundraising Guide to help you achieve your fundraising goals!
  • Beverage ticket to enjoy a Maine craft beer, mimosa or bloody Mary
  • Maine-inspired finisher meal in the Food + Beverage Tent featuring a Maine blueberry pancake breakfast and lobster roll lunch


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