First Flatiron Trail

First Flatiron Trail

First Flatiron Trail is a 2.9 mile out and back trail located in Chautauqua Park near Boulder, Colorado and is rated as difficult. The trail is primarily used for hiking & trail running and is accessible year-round. Dogs are also able to use this trail but must be kept on leash.

  • 2.9 miles
  • Boulder, CO

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