Run Denver’s springtime race! The Colfax Marathon has a distance for everyone with seven races over two days in the Mile High City. The 26.2 mile Marathon runs through Denver’s iconic landmarks: Mile High Stadium (twice), Sloan’s Lake, City Park, Colfax Avenue – and so much more. The Colfax Half Marathon is the only race to run through Denver Zoo. Enjoy uniquely Colorado entertainment along the route. Celebrate lakeside in Denver’s City Park after the race.
- Racing to support Catholic schools
- Sole of Law Runs On
- Crowley & Ontero Counties take up the challenge
- Relay Winners Announced
This is what you’re training for
Denver’s Colfax Marathon is one for the bucket list: 26.2 miles at a mile high – 5,280 feet altitude – and zero attitude.
More than a marathon
2 days, 7 races… which will you run? Start training now for the 26.2 mile Colfax Marathon, 13.1 mile Colfax Half Marathon, the fast and fun 10 mile race, Urban 10 Miler, or kick-off marathon weekend at the Colfax 5K… or get your team together for the 5-person Marathon Relay, Corporate Cup Relay, or Government Cup Relay. Which race will you run?
Run for a good cause
Join one of the country’s largest Charity Partner Programs! More than 120 charities, large and small, local and national, raise money and get fit in the Colfax Marathon’s DaVita Charity Partners Program. Who will you run for?
The Colfax Marathon was founded in 2006 by the cities of Denver, Aurora and Lakewood to celebrate a vibrant Colfax Avenue and encourage healthy and fit communities.
Go for the glory
Set a new event record in the marathon or half-marathon, win $1,000. Set a new state record, win an additional $1,000. Get all the details on the Awards page.
Colorado’s biggest corporate race
Save the Date
The 2015 Kaiser Permanente Colfax Marathon is our 10th ANNIVERSARY RACE!
Watch for registration to open in August.