Due to a lapse in federal funding, this USDA website will not be actively updated. Once funding has been reestablished, online operations will continue. On-going operational updates will be posted here (https://www.fs.fed.us/shutdown) as we are able to provide them.


Forest & Grassland Headquarters

Forest & Grassland Supervisor’s Office 
2150 Centre Ave., Building E Fort Collins, CO 80526
Phone: (970) 295-6600

District Offices

Boulder Ranger District

(Boulder County & portions of Gilpin & Jefferson counties)

2140 Yarmouth Avenue
Boulder, CO 80301
Phone: (303) 541-2500

Canyon Lakes Ranger District

(Larimer County)

2150 Centre Ave., Building E
Fort Collins, CO 80526
Visitor Information Phone: (970) 295-6700 (Closed Wednesdays)

Clear Creek Ranger District

(Clear Creek County & portions of Gilpin, Jefferson and Park counties)

Idaho Springs Visitors Center
2060 Miner Street

P.O. Box 3307
Idaho Springs CO 80452
Phone: (303) 567-4382

Pawnee National Grassland

(Weld County) 115 N. 2nd Ave.
P.O. Box 386
Ault, CO 80610

Sulphur Ranger District

(Grand County)

9 Ten Mile Drive
P.O. Box 10
Granby, Colorado 80446
Phone: (970) 887-4100