More than 25,000 people will participate in the Denver Colfax Marathon which features several race lengths. Here's the first look at 2025 race medals.

The Denver Colfax Marathon announced Thursday it is introducing a new youth-focused element to its race weekend in May. In its inaugural year, the "Colfax FLY Feet" program will be a platform for ...

The Denver Colfax Marathon will feature eight different races over two days: Saturday, May 17, and Sunday, May 18. The weekend's events include a marathon, half marathon, 10 miler, 5K, and the ...