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This page last updated 2/25/12.
You Are Here: Home > What Do You Want to Do? > Boulder Day Hike Trails
On This Page: Trails Map I Trails List
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Trail marker.
Click for trail name, difficulty, miles and links to descriptive
webpages and/or quicksheets. Quicksheets are printable PDF files.
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Federal trail system marker. Click for system name, additional information and
links to descriptive webpages and/or maps.
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State trail system marker. Click for system name, additional information and
links to descriptive webpages and/or maps.
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Local trail system marker.
Click for system name, additional information and links to descriptive
webpages and/or maps.
WARNING: A marker close to another may hide it. Zoom in to separate overlapped markers.
| Trail Name / Links to Descriptions | 1-Way (mi) | Rise (ft) | Difficulty |
|---|---|---|---|
| Arapaho Pass Trail #904. USFS webpage. ORIC Trail Map/Description Sheet. | 3.48 | +2,004 | Moderate |
| Bald Mountain Scenic Area Pines to Peak Loop Trail (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trail map. | 1.5 | +160 | Easy |
| Bear Peak. ORIC Trail Map/Description Sheet. | 3.75 | +2,786 | Strenuous |
| Beaver Creek Trail #911. USFS webpage. | 6.9 | +1,600 | |
| Beaver Reservoir Cutoff Trail #835. USFS webpage. | 0.5 | +200 | Easy |
| Betasso Preserve Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS trails map. | |||
| Boulder (City of) Open Space and Mountain Parks Trail System. OS&MP webpage. OS&MP interactive trail system map (zoom in to display trails). OS&MP PDF trail system map. OS&MP Circle Hikes Guide | |||
| Boulder County Parks and Open Space Trail System. CP&OS trails webpage. CP&OS open space interactive map. CP&OS open space PDF map. CP&OS all trails PDF map | |||
| Boulder Valley Ranch Trail System. (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Brainard Lake Recreation Area Trail System (US Forest Service). USFS webpage. USFS map. USFS Little Raven Trail webpage. USFS Waldrop Trail webpage. | |||
| Bright Trail #921. USFS webpage. | 1.7 | -1,400 | |
| Buchanan Pass Trail #910. USFS webpage. | +3,237 | ||
| Caribou Ranch Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. | |||
| Carolyn Holmberg Preserve at Rock Creek Farm Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. | |||
| Ceran Saint Vrain Trail #801. USFS webpage. | 1.9 | -300 | Easy |
| Chautauqua Meadow Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Coal Creek / Rock Creek Regional Trail System (multiple agencies). CP&OS Coal Creek Trail webpage. CP&OS Rock Creek Trail webpage. Regional Trail System brochure. Regional Trail System map. | |||
| Coalton Trailhead Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS trails map. | |||
| Colorado Front Range Trail System (Colorado State Parks). SP trail webpage. SP trail north section overview map. SP trail detailed maps. | |||
| Coney Lake Trail #914. USFS webpage. | 2.8 | +800 | |
| Continental Divide Trail -- Rollins Pass to James Peak. USFS webpage. | 6.5 | +1,624 | |
| Crater Lakes Trail #819. USFS webpage. | 3.0 | +1,400 | |
| Devils Thumb Trail #902. USFS webpage. | 6.5 | +3,123 | |
| Diamond Lake Trail #975. USFS webpage. | 5.0 | +1,300 | |
| Doudy Draw Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Dry Saint Vrain Trail #920. USFS webpage. | 1.5 | -840 | |
| Eldorado Canyon State Park Trail System. SP trails webpage. SP trails map. | |||
| Flagstaff Summit Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Flatirons Vista Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Foothills / Wonderland LakeTrail System (City of Boulder Open Space and Mountain Parks). CBOS&MP Foothills webpage. CBOS&MP Wonderland webpage. | |||
| Forest Lakes Trail #809. USFS webpage. ORIC Trail Map/Description Sheet. | 3.58 | +1,645 | Moderate |
| Forsythe Canyon Trail. USFS webpage. | 1.0 | -400 | |
| Front Range Trail System (US Forest Service). USFS webpage. | |||
| Glacier Rim Trail #905 (Arapaho Glacier Trail). USFS webpage. | 7.8 | +2,700 | |
| Greenbelt Plateau Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Gregory Canyon Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Hall Ranch Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. CP&OS trails elevation graphs. | |||
| Heil Valley Ranch Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. CP&OS trails elevation graphs. | |||
| Inlet Trail. USFS webpage. | 1.0 | -300 | Easy |
| Isabelle Glacier Trail #908. USFS webpage. | 4.2 | +1,500 | |
| James Peak Lake Trail #804. USFS webpage. | 1.1 | -440 | |
| Jean Lunning Trail #907 via Niwot Cutoff Trail. USFS webpage. | 1.9 | +350 | Easy |
| King Lake Trail #901. USFS webpage. | 6.0 | +2,650 | |
| Lagerman Reservoir Trail (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS trail map. | 1.6 loop | Easy | |
| Lost Lake Trail #813. USFS webpage. | 1.4 | +700 | Easy |
| Marshall Mesa Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| McClintock and Enchanted Mesa Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Mitchell Lake Trail #912. USFS webpage. | 2.5 | +800 | |
| Mount Audubon Trail #913. USFS webpage. | 3.8 | +2,723 | |
| Mount Sanitas Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Mud Lake Open Space Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS trails map. | |||
| NCAR Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Niwot Ridge Trail #906. USFS Jean Lunning Trail webpage. | 2.2 | +942 | Moderate |
| Niwot Trail System (Boulder County Parks and Open Space). CP&OS trails webpage. | |||
| Pawnee Pass Trail #907. USFS webpage. ORIC Trail Map/Description Sheet. | 4.3 | +2,171 | Moderate to Strenuous |
| Pella Crossing Trail System (Boulder County Parks and Open Space). East trails map. West trails map. | |||
| Rabbit Mountain Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. CP&OS trails elevation graphs. | |||
| Rainbow Lakes Trail #918. USFS webpage. | 1.2 | +250 | Easy |
| Saint Vrain Glaciers Trail #917. USFS webpage. | 8.1 | +2,600 | |
| Saint Vrain Mountain Trail #915. USFS webpage. | 6.5 | +3,262 | |
| Sawhill Ponds Wildlife Refuge Trail System (Manager: City of Boulder Open Space and Mountain Parks. Owner: Colorado Division of Wildlife.). CBOS&MP park webpage. CBOS&MP trails map. | |||
| Settlers' Park / Red Rocks Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Shanahan Ridge Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP webpage. | |||
| Sourdough Trail #835. USFS webpage. | 12.6 | +1,000 | |
| South Boulder Creek Trail #900. USFS webpage. | 4.2 | +2,660 | |
| South Boulder Creek, West Trailhead Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP webpage. | |||
| South Mesa Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| South Saint Vrain Trail #909. USFS webpage. | 5.9 | +1,700 | |
| Teller Farm Area Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP north area webpage. CBOS&MP south area webpage | |||
| Twin Lakes Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS trails map. | |||
| Ute Trail #803. USFS webpage. | 5.0 | +1,300 | |
| Viewpoint Trail (City of Boulder Open Space and Mountain Parks). CBOS&MP trail webpage. | |||
| Walden Ponds Wildlife Habitat Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. | |||
| Walker Ranch Trail System (Boulder County Parks and Open Space). CP&OS park webpage. CP&OS park brochure. CP&OS trails map. CP&OS trails elevation graphs. | |||
| West Magnolia Trail System (US Forest Service). USFS webpage. | |||
| White Rocks Trail System (City of Boulder Open Space and Mountain Parks). CBOS&MP park webpage. | |||
| Winiger Ridge Trail System (US Forest Service). USFS webpage. | |||
| Woodland Lake Trail #811. USFS webpage. | 4.8 | +2,221 | |