Bolder Boulder took place on May 26, 2025. Officials said 52,000 runners took part in this year’s race, while 1.5 million ...

More than 50,000 people took to the streets of Boulder on Monday for the 45th annual Bolder Boulder 10K, a Memorial Day ...

Conner Mantz had already shown a late deficit wasn’t something that could prevent him from claiming victory at the Bolder ...

Boulder's police chief says a suspect is in custody after reports that a man was setting people on fire in Boulder, Colorado.

I don’t run the Bolder Boulder because I believe Boulder can do better. Our city is known for its activism, its generosity, ...

As he has the past two years, Mantz will try to push the pace in a shorter distance, as the two-time defending champion of ...

Over 50,000 people were expected to sign up and run the race through the city of Boulder in keeping with a Memorial Day ...

With rain falling gently outside, former Colorado standout Alan Culpepper made a notable correlation between the weather and ...

Once again, Ellwood will be part of a team comprised entirely of former CU distance runners, getting joined on the USA White ...

State of play: For amateur runners, the Bolder Boulder is as much about the spectators as it is about the running.