Sourdough Trail Be the first to review Sourdough Trail            Map Map Campgrounds Nearby List of Nearby Campgrounds Weather Local weather forecast These outdoors activities are available near Sourdough Trail.   Trails Near Sourdough Trail: Mount Audubon Trail, Boulder County , 5 miles away Lost Lake Trail, Boulder County , 9 miles away Diamond Lake Trail, Boulder County , 9 miles away Cascade Trail, Grand County , 9 miles away   Camp Grounds Near Sourdough Trail: Pawnee Campground, Boulder County , 3 miles away Camp Dick - Arapaho National Forest, Fort Collins , 3 miles away Mitchell Creek Campground, Boulder County , 3 miles away Middle Saint Vrain Campground, Boulder County , 3 miles away Pawnee Lake Campground, Grand County , 8 miles away   Whitewater Near Sourdough Trail: Saint Vrain Creek - South, Boulder County , 6 miles away, Class V+ - 5.5 miles long (Ceran St. Vrain Trailhead to Confluence) Jasper Creek, Boulder County , 7 miles away, Class V+ - 1 miles long (to Boulder Creek) Saint Vrain Creek - North, Boulder County , 7 miles away, Class V+ - 13 miles long (Peak to Peak Highway to Buttonrock Preserve) Boulder Creek, Boulder County , 8 miles away, Class V - 2.5 miles long (Gun Shy to Jasper Creek) Boulder Creek - North, Boulder County , 8 miles away, Class V+ - 2.25 miles long (Switzerland Park to Boulder Falls)   Public Lands Near Sourdough Trail: Rocky Mountain National Park, Estes Park - CO , 15 miles away Florissant Fossil Beds National Monument, Florissant - CO , 66 miles away Golden Gate Canyon State Park, Colorado , 15 miles away Eldorado State Park, Colorado , 17 miles away Roosevelt National Forest, Colorado , 34 miles away   Hotels Near Sourdough Trail: Best Western Lodge At Nederland, Nederland , 6 miles away Stone Mountain Lodge And Cabins, Lyons , 9 miles away Aspen Lodge, Estes Park , 11 miles away Marys Lake Lodge, Estes Park , 14 miles away Alps Boulder Canyon Inn, Boulder , 15 miles away   Lakes Near Sourdough Trail Left Hand Reservoir, Boulder County , 2 miles away Lake Dorothy, Boulder County , 11 miles away Yankee Doodle Lake, Boulder County , 11 miles away Jenny Lake, Boulder County , 12 miles away Watanga Lake, Grand County , 15 miles away