DENVER — Denver's largest running event has arrived. The 19th annual Denver Colfax Marathon features several races over two ...

The Colfax Marathon is this Sunday, and thousands will take to the streets during the 26.2-mile run through one of Denver's ...

DENVER — Denver's largest running event is making some changes to its race courses for 2024. Denver Colfax Marathon organizers announced Tuesday that the event has separated its marathon course ...

The Denver Colfax Marathon is this weekend, and thousands of runners are gearing up to run through the city. However, with the marathon also comes many road closures through Denver.

At 6 a.m. on Sunday, May 18, over 2,000 runners gathered at the starting line of the Denver/Colfax Marathon in City Park. The ...