Boulder County Parks & Open Space
Loads of helpful links here!
Colorado Trail Explorer (COTREX) 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 using data from over 230 trail managers. This app replaces the previous ‘Boulder Area Trails’ app.
View the trails, see the property boundaries, and get driving directions to the trailheads.
Listing of all available parks, trails, and open space PDF maps
View live images of parking lots at certain trailheads to see current conditions and park capacity. Images are updated approximately every 10 minutes between 5 a.m. and 10 p.m
Check out which trails have horse trailer parking and where bikes are and aren’t allowed.