Open Space Trails

All trails are soft-surface, non-motorized multiple-use for hiking, mountain biking and horseback riding. Dogs are allowed, with the exception of Columbine and Sharptail Ridge, but must be on a leash except for the off-leash dog areas at Glendale Farm and Greenland. Users must stay on the trail. Hours of use are 1 hour before sunrise to one hour after sunset. For more information please visit Rules and Regulations.

Open Space trails located in Douglas County. 

Bayou Gulch Open Space Trail – 4 miles of trail, parking at Bayou Gulch Regional Park, connection to Cherry Creek Regional Trail.

Colorado Front Range Trail –  The Colorado Front Range Trail within Douglas County totals 17-miles.  A nearly eight and a half mile portion of the trail connects the Columbine Open Space trailhead, through the Town of Larkspur to the Greenland Open Space trailhead,  connecting Douglas County’s Columbine, Iron Horse, GreenlandSpruce Meadows, and Spruce Mountain Open Spaces trail systems.

Columbine Open Space Trail – Two 1.5-mile loops follow the upper grasslands and shrublands just south of Castle Rock. Sorry, no dogs allowed.

Dawson Butte Open Space Trail –  The trail follows gently rolling terrain and optional 4 miles of bridle paths that include 62 horse jumps.

Glendale Farm Open Space Trail – The 1.6-mile trail winds through Gambel Oak shrub land and onto a grassland plain with views of Pikes Peak and the Colorado Front Range. A 17-acre off-leash dog area is west of the main trail head.

Greenland Open Space Trail – The 11-mile trail system passes through native grasslands near ponds, rolling Gambel oak hills, and skirts ponderosa pine forests.

Hidden Mesa Trail – Between Castle Rock and Franktown exists a 7-mile round trip Hidden Mesa Trail through a 1,224-acre property.

Lincoln Mountain Open Space Trail – The Lincoln Mountain Trail is 4.2 miles round trip with incredible views and slower-paced technical rock sections..  The Palmer Divide Ranch Trail is 4.5 miles round trip with wide open prairie and forests.     The two trails may be combined for an 8.3-mile outing.

Sharptail Ridge Trail – The 4.6-mile Sharptail Ridge Trail crosses high rolling grasslands and is home to a variety of wildlife, including elk herds on Douglas County Open Space.  Sorry, no dogs allowed.

  • Ringtail Trail – The 7.2-mile Ringtail Trail connects the Sharptail Trail and Swallowtail Loops to the Indian Creek Trail on National Forest land.
  • Swallowtail Trail –  Two  trail loops totaling 2.6 miles, winding among rocks and ledges, through shrublands speckled with pines and firs, and over intermittent creeks and upland meadows, connect to the Sharptail Trail, Ringtail Trail and Roxborough State Park trails.

Spruce Meadows Trail – The 8.5-mile Spruce Meadows Trail winds through grassy meadows between Greenland Open Space and Spruce Mountain Open Space.

Spruce Mountain Trail – The 8.5-mile Spruce Mountain Trail gently switchbacks to breathtaking views of Greenland Open Space and surrounding buttes, including the Eagle Pass Trail.