The 2026 Colorado Marathon is set to take place on Sunday, May 3, 2026, in the breathtaking Poudre Canyon and Fort Collins, Colorado. Participants can look forward to a stunning race experience through the picturesque Rocky Mountains, where the average weather is expected to be a comfortable 65–75°F with low humidity, providing ideal running conditions. The event features a fast downhill full marathon, along with half marathon, 10K, and 5K options, ensuring a race suitable for all levels of runners. The scenic route, rich with views of canyon walls, pine forests, and the Cache La Poudre River, promises an immersive natural experience, complemented by crisp mountain air and the sounds of wildlife.

What distances are available for this event?

• →Full Marathon (fast downhill course)
• →Half Marathon (13.1 miles along Poudre River)
• →10K (out-and-back through Fort Collins natural areas)
• →5K (scenic, beginner-friendly course)

How much does registration cost?

• →Full Marathon: $155.76 (increases to $219.36 after Oct 31, 2025)
• →Half Marathon: $123.96 (increases to $187.56 after Oct 31, 2025)
• →10K: $60.36 (increases to $81.56 after Oct 31, 2025)
• →5K: $49.76 (increases to $70.96 after Oct 31, 2025)

What is the event schedule and timing?

• →Registration opens: July 1, 2025
• →5K race starts at 8:00 AM
• →10K race starts at 8:30 AM
• →Half Marathon starts at 9:00 AM
• →Full Marathon starts at 9:15 AM

What's included in registration?

• →E-goody bags instead of paper handouts
• →Access to post-race party
• →Recognition as a participant in one of the RRCA Colorado State Marathon Championships

What are the weather considerations for the event?

Participants can expect average highs of 65–75°F, with over 300 days of sunshine annually and low humidity, creating ideal running conditions for the marathon.

What awards and prizes are available?

Runners have the opportunity to qualify for the Boston Marathon, with approximately 16–18% of entrants qualifying each year. Additionally, awards are available for top finishers in each distance category.

What facilities and amenities will be available at the event?

The event emphasizes sustainability with 100% digital registration and initiatives to protect the natural beauty of Poudre Canyon, including eliminating approximately 4,000 paper cups yearly.

What should I know about the event format and race rules?

The Colorado Marathon promotes a friendly and competitive atmosphere, encouraging runners of all levels to participate while adhering to race rules designed to ensure safety and enjoyment for everyone involved.