The Colorado Marathon
- Date Sun 3rd May 2026
- Time 6:30AM MDT
- Location Fort Collins, Colorado
- Price $38.10 - $144.10
- Races 4 races
- Distances Half Marathon, 10km, 5km
Event summary
Get ready to lace up your running shoes for the highly anticipated Colorado Marathon, taking place on Sunday, May 3, 2026, in the picturesque city of Fort Collins, Larimer County. This annual event is not just a race; it's a celebration of endurance, community, and the stunning natural beauty of Northern Colorado. Participants can choose from various race distances, including a full marathon and a half marathon, both set against the backdrop of the breathtaking Poudre Canyon.
With its famous downhill course, the Colorado Marathon is renowned as one of the fastest races in the state, making it an ideal opportunity for runners aiming to qualify for the Boston Marathon. However, be sure to act fast—entries are selling out quickly! The half marathon has already reached full capacity for standard entries, with only a limited number of charity fund entries available, which support local non-profits. Whether you're a seasoned marathoner or a first-time participant, this vibrant event promises an unforgettable experience filled with camaraderie and motivation. Don’t miss your chance to be part of this exhilarating running adventure!
With its famous downhill course, the Colorado Marathon is renowned as one of the fastest races in the state, making it an ideal opportunity for runners aiming to qualify for the Boston Marathon. However, be sure to act fast—entries are selling out quickly! The half marathon has already reached full capacity for standard entries, with only a limited number of charity fund entries available, which support local non-profits. Whether you're a seasoned marathoner or a first-time participant, this vibrant event promises an unforgettable experience filled with camaraderie and motivation. Don’t miss your chance to be part of this exhilarating running adventure!
Organiser's Description
HALF MARATHON UPDATE 04/28 - WE ARE DOWN TO LESS THAN 10 CHARITY FUND ENTRIES. ONCE THESE ARE SOLD OUT, THERE WILL BE NO ADDITIONAL OPPORTUNITY TO REGISTER FOR THE HALF MARATHON.
HALF MARATHON UPDATE AS OF 02/26/25 - STANDARD HALF MARATHON ENTRIES HAVE COMPLETELY SOLD OUT. WE HAVE NOW MOVED TO A VERY LIMITED NUMBER OF CHARITY FUND ENTRIES, WHICH ARE $300 FOR THE HALF MARATHON. ALL ADDITIONAL PROCEEDS FOR THE CHARITY FUND PRICING GO TO LOCAL CHARITIES AND NON-PROFITS THAT PARTNER WITH THE RACE. ONCE THESE CHARITY FUND ENTRIES ARE SOLD OUT, THERE WILL BE NO ADDITIONAL OPPORTUNITY TO REGISTER FOR THE HALF MARATHON.
ALERT: AS OF 01/31/25 - THE FULL MARATHON HAS OFFICIALLY SOLD OUT. THERE IS NO REMAINING OPPORTUNITY TO SIGN UP FOR THIS DISTANCE AND THERE IS NO WAITLIST.
Join us for the Colorado Marathon in Fort Collins this May! Our annual event takes place in the stunning Poudre Canyon and the gorgeous natural areas of Fort Collins in Northern Colorado.
Each year, thousands of runners participate in this incredible event to test their endurance, push themselves to new heights, set new PRs, and race alongside other running enthusiasts who share a passion for health and fitness. Many even run Colorados fastest race to qualify for the Boston Marathon! Regardless of why you join us at this momentous event, were happy to have you!
With one of the most scenic downhill courses in the state, four different distances to choose from, and a vibrant community-centric atmosphere, this is one race you dont want to miss. But be quick! Our event sells out quickly, so register early to save your spot in the race. Keep reading to learn all the details about this thrilling running adventure!
NOTE: ONCE A RACE REACHES CAPACITY, A LIMITED NUMBER OF ENTRIES ARE RESERVED FOR THE "CHARITY FUND." THESE ENTRIES ARE DOUBLE THE PRICE AND ALL PROCEEDS GO TO LOCAL CHARITIES AND NON-PROFITS THAT ARE INVOLVED IN THE RACE. ONCE WE HIT THE CHARITY FUND ENTRIES, THIS IS THE ONLY WAY TO REGISTER FOR THAT DISTANCE. ONCE THE LIMITED NUMBER OF CHARITY FUND ENTRIES ARE SOLD, THE RACE WILL BE OFFICIALLY SOLD OUT AND REGISTRATION FOR THAT DISTANCE WILL BE CLOSED.
You will be able to register or change distances at the expo on Friday or Saturday of race weekend. However, if a race has reached capacity, there will be no new registration or changes to that distance.
Questions? Visit our website for more information HERE [http://comarathon.com].
HALF MARATHON UPDATE AS OF 02/26/25 - STANDARD HALF MARATHON ENTRIES HAVE COMPLETELY SOLD OUT. WE HAVE NOW MOVED TO A VERY LIMITED NUMBER OF CHARITY FUND ENTRIES, WHICH ARE $300 FOR THE HALF MARATHON. ALL ADDITIONAL PROCEEDS FOR THE CHARITY FUND PRICING GO TO LOCAL CHARITIES AND NON-PROFITS THAT PARTNER WITH THE RACE. ONCE THESE CHARITY FUND ENTRIES ARE SOLD OUT, THERE WILL BE NO ADDITIONAL OPPORTUNITY TO REGISTER FOR THE HALF MARATHON.
ALERT: AS OF 01/31/25 - THE FULL MARATHON HAS OFFICIALLY SOLD OUT. THERE IS NO REMAINING OPPORTUNITY TO SIGN UP FOR THIS DISTANCE AND THERE IS NO WAITLIST.
Join us for the Colorado Marathon in Fort Collins this May! Our annual event takes place in the stunning Poudre Canyon and the gorgeous natural areas of Fort Collins in Northern Colorado.
Each year, thousands of runners participate in this incredible event to test their endurance, push themselves to new heights, set new PRs, and race alongside other running enthusiasts who share a passion for health and fitness. Many even run Colorados fastest race to qualify for the Boston Marathon! Regardless of why you join us at this momentous event, were happy to have you!
With one of the most scenic downhill courses in the state, four different distances to choose from, and a vibrant community-centric atmosphere, this is one race you dont want to miss. But be quick! Our event sells out quickly, so register early to save your spot in the race. Keep reading to learn all the details about this thrilling running adventure!
NOTE: ONCE A RACE REACHES CAPACITY, A LIMITED NUMBER OF ENTRIES ARE RESERVED FOR THE "CHARITY FUND." THESE ENTRIES ARE DOUBLE THE PRICE AND ALL PROCEEDS GO TO LOCAL CHARITIES AND NON-PROFITS THAT ARE INVOLVED IN THE RACE. ONCE WE HIT THE CHARITY FUND ENTRIES, THIS IS THE ONLY WAY TO REGISTER FOR THAT DISTANCE. ONCE THE LIMITED NUMBER OF CHARITY FUND ENTRIES ARE SOLD, THE RACE WILL BE OFFICIALLY SOLD OUT AND REGISTRATION FOR THAT DISTANCE WILL BE CLOSED.
You will be able to register or change distances at the expo on Friday or Saturday of race weekend. However, if a race has reached capacity, there will be no new registration or changes to that distance.
Questions? Visit our website for more information HERE [http://comarathon.com].
Races
-
Marathon
Incl. $9.10 Fee & Short Sleeve Technical T-Shirt
Sun 3rd May 2026 (6:30AM MDT)
$144.10
OPENS 01 JULThe 2025 Marathon has officially sold out. There is no more opportunity to register for this year. -
Half Marathon
Incl. $7.00 Fee & Short Sleeve Technical T-Shirt
Sun 3rd May 2026 (6:30AM MDT)
$107.00
OPENS 31 AUG -
10k
Incl. $3.70 Fee & Short Sleeve Technical T-Shirt
Sun 3rd May 2026 (7:00AM MDT)
$48.70
OPENS 31 AUG -
5k
Incl. $3.10 Fee & Short Sleeve Technical T-Shirt
Sun 3rd May 2026 (7:00AM MDT)
$38.10
OPENS 31 AUG
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