The Early Years
2010Established in 2010, the Denver Half Marathon is now 16 years old. From its first edition in Denver, it has evolved into a race that reflects the character of its host region in United States.
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Course & Elevation
The Denver Half Marathon features a scenic point-to-point course starting in the Cherry Creek neighborhood and finishing downtown near the Colorado State Capitol. The route showcases Denver's urban landmarks including 17th Avenue, the South Platte River corridor, and Washington Park, with moderate rolling elevation changes throughout. This scenic route combines downtown attractions with Denver's vibrant neighborhoods.
Surface: road Profile: Rolling
Weather
Temperature 13°C
Humidity 45%
Rain Chance 20%
October in Denver features cool, crisp autumn weather with generally clear skies. Mild temperatures and low humidity create ideal running conditions, though morning temperatures can be chilly at Denver's elevation.
The Race
Denver
Race Lore
Running Through a Postcard
The Denver Half Marathon route is one of those courses where runners forget their pace and reach for their phones. The scenery through Denver and its surroundings has earned this race a reputation as one of the most photogenic in North America.
Where It Begins
For thousands of runners each year, the Denver Half Marathon is their first half marathon. The combination of a forgiving course, generous time limits, and supportive crowds has earned this race a reputation as the place where marathon journeys begin. The first-timer energy on race morning is palpable.
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Registration
Registration Opens April
Registration Closes September
Entry Cost $89-$129
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Fun Facts
- ▸ Denver's high altitude of 5,280 feet (the 'Mile High City') means runners experience approximately 18% less oxygen availability compared to sea level, requiring acclimatization.
- ▸ The race has donated over $2 million to Colorado nonprofits supporting health and fitness initiatives since its inception.
- ▸ October is considered prime running season in Denver with perfect autumn conditions, making this one of the most popular half-marathons in the region.
- ▸ The course showcases Denver's urban revitalization, running through neighborhoods that have transformed in the past decade, from Cherry Creek to LoDo.
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