Temporary Closures, Advisories and Fire Bans

Trail Map

Open Space and Mountain Parks (OSMP's) interactive trail map includes trail closures - an easy option to check before your trip!

Muddy Trail Closures

Other Trail Closures and Advisories

Boulder Falls closure beginning Monday, Oct. 21, 2019
The Boulder Falls trail and parking lot will be closed beginning Monday, Oct. 21 because of the highway construction in the area. The closure will be 24 hours per day everyday of the week until the construction in the area is complete. 

Flagstaff Summit Road closed to vehicles for winter
The Flagstaff Summit Road has closed to vehicles for the winter as of Sun. Oct. 27, 2019. It will reopen in May. Visitors may still access the Summit Road on foot. All trails in the area will remain open. 

IBM Connector Trail closure beginning Sept. 11, 2019
The IBM Connector Trail will be closed west of 63rd St. for construction related to the Southern Water Supply Project II (Carter Lake Pipeline). Construction work will begin Wednesday, Sept. 11, and is expected to last through Feb. 2020. More information on the project can be found on the Water Utilities Division Carter Lake Pipeline page.

Chapman Drive and Boulder Falls impacted by work in Boulder Canyon
Visitor access to these areas – either by bike, by car or by foot – will be limited while the Colorado Department of Transportation conducts work in Boulder Canyon. For specific closure times, please visit the project website.

Rock Island 1 in Boulder Canyon closed
Rock Island 1 is closed. The rock fractured and part fell onto the Boulder Canyon Creek path. Sections of the remaining rock have been evaluated as unstable so it is closed until recommended bolting can be completed.   

No parking along Highway 170 near Doudy Draw and South Mesa Trailheads
Please remember that parking is not allowed on Highway 170 at any time.