Wonderland Lake Trailhead
4201 North Broadway at Wonderland Lake. North of Sumac and south of Utica on the west side of Broadway.
Please check for Trail & Area Closures.
You are responsible for knowing and complying with all closures and OSMP rules & regulations.
Parking lot at 4201 North Broadway, adjacent to the Foothills Nature Center.
Wonderland Lake Loop Trail (1.5 mile) encircles Wonderland Lake providing an easy walk. Sport chairs can access the dam for fishing from the Poplar Street access.
Foothills Trail (1.2 mile south of Lee Hill Rd and 1.1 mile north of Lee Hill Rd) extends north from the northwest side of Wonderland Lake and provides access to the Old Kiln Trail (0.7 mile) and the Four Mile Creek Trailhead. The trail is sport chair accessible from the Four Mile Creek Trailhead south to the Utica Street access. Foothills Trail continues north of Lee Hill road providing access to the Hogback Ridge Trail (1.8 mile) and the Foothills Trailhead.
The Wonderland Hill hang glider and paraglider launch site, located west of Wonderland Lake and Foothills Trail, has three walk-up launch zones and a fourth launch zone accessed by vehicle drop-off (no parking allowed). The landing area for these launch sites is in the neighboring Foothills Community Park. There are no designated landing sites on OSMP property for this site. Please use designated access trails to get to the launch zones.
FOOTHILLS NATURE CENTER
This converted farm house is often the site for OSMP slide shows and nature programs. It does not house public exhibits.The Flagstaff Nature Center at the Summit of Flagstaff Mountain has visitor information and a number of interesting interactive exhibits.
An RTD bus passes very close to this trailhead. Learn about Taking the Bus to OSMP.
This area is identified as being popular with people using wheelchairs. See the Accessible Trails Page for details.
No facilities available.
One picnic table is available at the trailhead. Grills and stoves are prohibited.
Bicycles are allowed on Foothills Trail and Wonderland Lake Loop Trail. Bicycles are prohibited on the Old Kiln Trail and the Hogback Ridge Trail. Bicycles may be ridden only on those trails that are posted with the international bicycle symbol. Other bike trails on OSMP.
A gem of north Boulder, Wonderland Lake is a great place to fish with kids. This site can be accessed from all bus lines that run along north Broadway, such as the SKIP, and is located along a bike path. Use of boats or floatation devices, and wading into the water, are not allowed. Visit the Fishing web page for more information about fishing opportunities and regulations.
Learn about bringing your dog to OSMP. All dogs must be on a hand-held leash at all times in this area.
Horses are allowed on most trails. On-trail riding is encouraged to protect rare plants and wildlife habitat. Learn more about riding your horse on OSMP.
Fishing is popular here and is allowed from the dam and peninsula only. State fishing regulations apply. Birds of prey are common in this area mule deer and coyote are also frequently sighted as well as waterfowl on the lake. Mountain lions frequent the hogback ridges in this area.
- The 1990 Old Stage fire burned in this area. Site of Silverlake Ditch, one of the earliest local ditches. Lee Hill Lime Kiln site.