Registration

2025 Registration will open on Monday, September 2nd (Labor Day)at 4am with door buster deals!

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From September 2 to September 8, pricing will be tiered according to total registration volume (see top table to the right). After 350 entries are sold, the price of registration will be $75 until September 8, after which the second pricing table will come into effect with tiers set by date.

Register Now

Your race entry will include:

• High quality sublimated Headsweats race tee shirt
• Fantastic finisher medal
• Horsetooth Pint Glass
• A free beer from New Belgium Brewing
• Great post-race food, beers and vendor expo
• Bus shuttle back to the start
• An amazingly scenic race course
• Memories to last a lifetime

Entry Deferrals are available to the following year's run:

• Until Oct 31: 100% credit of registration (excluding RunSignup fees)
• Nov 1 - Feb 28: 75% credit of registration (excluding RunSignup fees)
• Mar 1 - April 9: 50% credit of registration (excluding RunSignup fees)

To request a deferral:
Log in to your RunSignup account
Go to Profile, Upcoming Races, Horsetooth Half, Manage Registration
At the bottom of the page, select "Defer Registration" and follow the automated process.
You will receive an email when registration opens for the following year with a link to claim your credit.

Participant-to-Participant Transfers are welcome with a $20 transfer fee, which is picked up by the recipient. To initiate a transfer:
Log in to your RunSignup account
Go to Profile, Upcoming Races, Horsetooth Half, Manage Registration
At the bottom of the page, select "Transfer to Another Runner", enter the email of the person you're transferring to, and follow the automated process.
All transfers must be completed by the end of the day on April 9.

Entries are non-refundable. In the event the race is canceled due to extreme weather, fire, disease or for some other unforeseeable event, we cannot offer refunds or credits.

The race is capped at 2,600 registrants

Members of the Fort Collins Running Club, your club discount is linked to the Club's membership database in RunSignUp and will generate automatically at checkout. Discounts will be available from September 1 after the special promotional period has ended. Membership must be current. For questions or issues with membership discounts, please contact info@fortcollinsrunningclub.org

The race also maintains a list of runners both offering and seeking help with registration due to financial hardship. Email racedirector@horsetooth-half.com to be added to either list.