Boulder Area Trails App
Boulder Area Trails App

Boulder Area Trails App

Multi-Agency Trails App

Boulder County and 11 other agencies created a mobile application available for iOS and Android devices. The Boulder Area Trails app provides access to all trail information in and around Boulder County. The app is designed to enable users to find trails by use or type, plan routes by connecting local community trails, and link to the appropriate agency websites for more information.

Download The App

Participating Agencies

The application includes trails from 12 agencies including:

  • Boulder County
  • City and County of Broomfield
  • City of Boulder
  • City of Longmont
  • City of Lafayette
  • City of Louisville
  • Rocky Mountain National Park
  • Town of Superior
  • Town of Erie
  • Town of Lyons
  • Town of Nederland
  • USFS

The application was made possible by a grant through Colorado Parks and Wildlife and Great Outdoors Colorado.

More information can be found at


Looking for an app that shows trails in all of Colorado and not just those in Boulder County? Check out COTREX!

COTREX – Colorado Trail Explorer is the state’s official trails app and is led by Colorado Parks and Wildlife and Department of Natural Resources. It is the most comprehensive trail map available for the state and is built atop data from over 230 trail managers.

COTREX, Colorado Trail Explorer, Colorado's Official Trail Map

Contact Us

Parks & Open Space

8 a.m. to 4:30 p.m.

Office Location

5201 St. Vrain Road
Longmont, CO 80503
Map and Directions
Office Hours: 8 a.m. to 4:30 p.m.
Friday by phone, email, or appointment only.

Parks are open sunrise to sunset