City of Boulder Open Space and Mountain Parks

Open Space and Mountain Parks Bike Trail Maps

Open Space and Mountain Parks Interactive Trail Maps

Boulder County Parks and Open Space

County maps require Adobe Acrobat Reader, which is available free from Adobe.

All Trails

Betasso Preserve

Coal Creek Trail

Hall Ranch

Heil Valley Ranch

Mud Lake Trails

Niwot Trails

Rabbit Mountain

Rock Creek Farm

Walker Ranch

Araphoe/Roosevelt National Forest

Note that these are high-resolution maps suitable for printing. Download or view only portions of the maps to see the details.

Boy Scout or Dot

Ceran St. Vrain (aka Miller Rock)

North Sourdough and Wapiti

South Sourdough

West Magnolia - Forest Service 2005

West Magnolia - Color Topo

The following maps are from the Forest service Caribou and West Magnolia Travel Management Plans.


West Magnolia

Other Map Resources

Interactive Boulder County GPS Maps

Other Colorado Trails

Hardcopy maps are available from

Boulder Area Trails Coalition


Latitude 40