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You Are Here: Home > What Do You Want to Do? > Hiking > Boulder Day Hike Trails
Boulder Region Day Hiking Trails Index
On This Page: Trails Map I Trails List
Day Hiking Trails Map
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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.
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View Boulder Region Day Hiking Trails in a larger map
Day Hiking Trails List
| Trail Name / Links to Descriptions | 1-Way (mi) | Rise (ft) | Difficulty |
|---|---|---|---|
| Anne U. White Trail. (Boulder County Parks and Open
Space.)
BCP&OS
trail webpage.
See description "Anne U White Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Anne U. White Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
1.6 | +500 | Easy to moderate |
| Arapaho Glacier Trail #905.
USFS webpage.
USFS quicksheet. See description "Arapaho Glacier Trail 905 to Arapaho Pass Trail 904" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Arapaho Glacier Trail 905 to Arapaho Pass Trail 904" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Arapaho Glacier Trail #905" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Arapaho Glacier Trail 905 to Arapaho Pass Trail 904" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
7.8 | +2,700 | Moderate |
| Arapaho Lakes Trail #818. (Line but no number on USFS map.) | |||
| Arapaho Pass Trail #904.
USFS webpage.
USFS quicksheet. ORIC Trail
Map/Description Sheet (1).
See chapter "23. Arapaho Pass and Caribou Pass" in The Best Front Range Hikes. See chapter "1. Arapaho Pass and Caribou Pass" in Pack Guide: The Best Boulder Hikes. See description "Arapaho Pass Trail 904 to Monarch Lake" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Arapaho Pass Trail 904 to Monarch Lake" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Arapaho Pass Trail 904 to Monarch Lake" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. ORIC FAVORITE |
3.3 | +1,806 | Moderate |
| Bald Mountain Scenic Area Pines to Peak Loop Trail.
(Boulder County Parks and Open Space.)
BCP&OS park webpage.
BCP@OS park brochure.
BCP&OS trail map.
BCP&OS trails elevation graph.
See chapter "23. Bald Mountain Scenic Area" in Hiking Colorado's Front Range. See description "Bald Mountain Loop" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.5 | +160 | Easy |
| Baptiste Trail #815. USFS quicksheet. | 1.0 + approach | ||
| Bear Canyon Trail. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail
map. See description "Bear Canyon Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
2.9 | +1,540 | Easy to moderate |
| Bear Canyon Creek Trail. (City of Boulder Open Space
and Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP interactive trail system map (zoom in to display trails). See description "Bear Canyon Creek Bike Path" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
2.7 | +160 | Easy |
| Bear Peak. (City of Boulder Open Space and Mountain
Parks.)
CBOS&MP trails webpage. CBOS&MP
trail map. ORIC Trail
Map/Description Sheet (2).
See chapter "24. Bear Peak Loop via Fern Canyon and West Ridge" in The Best Front Range Hikes. See chapter "27. Bear Peak" in Hiking Colorado's Front Range. See chapter "2. Bear Peak Loop via Fern Canyon and West Ridge" in Pack Guide: The Best Boulder Hikes. See description "Bear Peak Trail" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Bear Peak Trail" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Fern Canyon (to Bear Peak)" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Shadow Canyon Trail (to Bear Creek or South Boulder Peak" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Bear Peak Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
3.75 | +2,786 | Strenuous |
| Bear Peak West Ridge Trail. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Bear Peak West Ridge Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.7 + approach | 1,270 | Moderate to strenuous |
| Beaver Creek Trail #911.
USFS webpage.
USFS quicksheet.
See description "Beaver Creek Trail #911" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
6.9 | +1,600 | Moderate |
| Beaver Reservoir Cutoff Trail #835. (Also known as #851.) USFS webpage. | 0.5 | +200 | Easy |
| Betasso Preserve Trail System. (Boulder County Parks
and Open Space.)
BCP&OS park webpage.
BCP@OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graph.
See chapter "24. Betasso Preserve" in Hiking Colorado's Front Range. See description "Canyon Trail -- Benjamin Loop -- Fourmile Connector" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Canyon Trail -- Betasso Preserve" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Canyon Loop (Betasso Preserve)" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Canyon Trail -- Betasso Preserve" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Big Bluestem Trail. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Big Bluestem Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.7 | +1,270 | Easy to moderate |
| Boulder (City of) Open Space and Mountain Parks Trail System.
CBOS&MP webpage.
CBOS&MP interactive trail system map (zoom in to display trails).
CBOS&MP
Circle Hikes Guide.
See description "Foothills Trail to Eagle Trail to Boulder Reservoir" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. |
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| Boulder County Parks and Open Space Trail System. BCP&OS trails webpage. BCP&OS open space interactive map. BCP&OS open space PDF map. BCP&OS all trails PDF map. | |||
| Boulder Creek Path. (City of Boulder.)
City
of Boulder webpage.
CBOS&MP interactive trail system map (zoom in to display trails). See chapter "5. Boulder Creek Path" in Pack Guide: The Best Boulder Hikes. See description "Boulder Creek Bike Path" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
7.2 | +540 | Easy |
| Boulder Falls. LocalHikes webpage, Trail map. | 0.3 | +60 | Easy |
| Boulder Valley Ranch Trail System. (City of Boulder
Open Space and Mountain Parks).
CBOS&MP park webpage. See description "Boulder Valley Ranch" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Eagle / Sage Loop" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Left Hand Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Boy Scout Trail. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Boy Scout Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.2 | +130 | Moderate |
| 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. USFS quicksheet. | 1.7 | -1,380 | Moderate to strenuous |
| Buchanan Pass Trail #910.
USFS webpage.
USFS quicksheet. See description "Buchanan Pass Trail to Coney Creek Rd 507 Loop" under "Boulder County" on Latitude 40 Degrees Front Range Colorado Trails Recreation Topo Map. See description "Buchanan Pass Trail 910 to Monarch Lake via Cascade Creek Trail 1" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Buchanan Pass Trail to Coney Creek Rd 507 Loop" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Buchanan Pass Trail 910 to Monarch Lake via Cascade Creek Trail 1" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Buchanan Pass Trail #910" under "North Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Buchanan Pass Trail 910 to Monarch Lake via Cascade Creek Trail 1" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
9.1 | +3,237 | Moderate to strenuous |
| Button Rock Preserve / Sleepy Lion Trail. (City of
Longmont.)
Longmont webpage. See chapter "13. Button Rock Preserve" in Hiking Colorado's Front Range. |
5.9 loop | +700 | Moderate |
| Caribou Ranch Trail System. (Boulder County Parks and
Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graph.
See description "Delonde Trail to Bluebird Loop -- Caribou Ranch Open Space" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Caribou Ranch Open Space -- Delonde Trail to Bluebird Loop" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Caribou Ranch (Blue Bird Loop & Delonde Tr)" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. See description "Caribou Ranch Open Space -- Delonde Trail to Bluebird Loop" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Carolyn Holmberg Preserve at Rock Creek Farm Trail System. (Boulder County Parks and Open Space.) BCP&OS park webpage. BCP&OS park brochure. BCP&OS trails map. | |||
| Ceran Saint Vrain Trail #801.
(Line but no number on USFS map.)
USFS webpage.
USFS quicksheet. See chapter "16. Ceran St. Vrain Trail" in Hiking Colorado's Front Range. See description "Ceran St. Vrain Trail 801 to Miller Rock" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Ceran St. Vrain Trail 801 to Miller Rock" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Ceran St. Vrain Trail 801 to Miller Rock" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
1.9 | -300 | Easy |
| Chautauqua Meadow Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP trail map.
See chapter "18. Royal Arch" in Pack Guide: The Best Boulder Hikes. See description "Royal Arch" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Royal Arch Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Royal Arch" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Chittenden Mountain Trail. GORP Trail Finder webpage. | 2.0 | +379 | Moderate |
| Coal Creek / Rock Creek Regional Trail System.
(Multiple agencies.)
BCP&OS Coal Creek Trail webpage.
BCP&OS
Rock Creek Trail webpage.
Regional Trail System brochure.
See description "Coal Creek Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Coalton Trailhead Trail System. (Boulder County Parks
and Open Space.)
BCP&OS park webpage.
BCP&OS trails map.
See description "High Plains Trail" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Coalton Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "High Plains Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Colorado Front Range Trail System. (Colorado State Parks.) SP trail webpage. SP trail north section overview map. SP trail detailed maps. | |||
| Community Ditch Trail. (City of
Boulder Open Space and Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Community Ditch Trail to Greenbelt Plateau Trail" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Community Ditch Trail to Greenbelt Plateau Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
3.1 | +40 | Easy |
| Coney Creek Trail #914. USFS webpage. USFS quicksheet. | 2.2 + approach | +1,400 | Moderate |
| Continental Divide Trail -- Rollins Pass to James Peak. USFS webpage. | 6.5 | +1,624 | |
| Crater Lakes Trail #819. (Not on USFS map.) USFS webpage. USFS quicksheet. | 1.0 + approach | +1,389 | Moderate |
| Davidson Mesa Loop. (City of Louisville Open Space.)
LocalHikes webpage.
See description "Davidson Mesa Loop -- Louisville"
on Latitude 40 Degrees'
Boulder County Colorado Trails
Recreation Topo Map. See description "Davidson Mesa Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Davidson Mesa Loop Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.7 loop | +67 | Easy |
| Devils Thumb Trail #902.
USFS webpage.
USFS quicksheet.
See chapter "19 - Devils Thumb Lake" in The Best Hikes of Colorado. See description "Devils Thumb Trail #902 -- Hessie Trailhead" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Devil's Thumb Pass Trail 902" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
6.5 | +2,775 | Moderate |
| Diamond Lake Trail #975.
USFS webpage.
USFS quicksheet.
See chapter "18 -- Diamond Lake" in The Best Hikes of Colorado. See chapter "27. Diamond Lake" in The Best Front Range Hikes. See chapter "6. Diamond Lake" in Pack Guide: The Best Boulder Hikes. See description "Diamond Lake Trail 975" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Diamond Lake Trail 975" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Diamond Lake Trail #975" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Diamond Lake Trail 975" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
3.2 + approach | +1,300 | Moderate |
| Doudy Draw Trail System. (City of Boulder Open Space
and Mountain Parks.)
CBOS&MP park webpage. See chapter "32. Doudy Draw Trail" in Hiking Colorado's Front Range. See chapter "7. Doudy Draw" in Pack Guide: The Best Boulder Hikes. See description "Doudy Draw Trail" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Doudy Draw Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Doudy Draw Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Dry Saint Vrain Trail #920. USFS webpage. USFS quicksheet. | 1.5 | -840 | Easy |
| Eldorado Canyon State Park Trail System.
SP trails webpage.
SP trails map.
See chapter "28. Eldorado Canyon Trail" in The Best Front Range Hikes. See chapter "34. Eldorado Canyon Trail" in Hiking Colorado's Front Range. See chapter "8. Eldorado Canyon Trail" in Pack Guide: The Best Boulder Hikes. See description "Eldorado Canyon Trail to Walker Ranch Open Space" under "Eldorado Canyon State Park" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Elderado Canyon Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Eldorado Canyon Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See chapter "33. Rattlesnake Gulch" in Hiking Colorado's Front Range. See description "Rattlesnake Gulch Trail" under "Eldorado Canyon State Park" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Rattlesnake Gulch Trail" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Rattlesnake Gulch Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Rattlesnake Gulch Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See description "Fowler Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Fowler Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Flagstaff Summit Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Flagstaff Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Tenderfoot Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Ute Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Flatirons Vista Trail System. (City of Boulder Open Space and Mountain Parks.) CBOS&MP park webpage. | |||
| Foothills / Wonderland Lake Trail System. (City of Boulder Open Space
and Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP trail map
See description "Foothills Trail to Eagle Trail to Boulder Reservoir" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Foothills Trail to Eagle Trail to Boulder Res." under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Foothills Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See trail description "Foothills Trail to Eagle Trail to Boulder Reservoir" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See description "Hogback Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Hogback Ridge Loop Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Forest Lakes Trail #809.
USFS webpage. ORIC
Trail Map/Description Sheet (13).
See description "Forest Lakes Trail via East Portal" under "Gilpin County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Forest Lakes Trail #809" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
2.8 + approach | +1,645 | Moderate |
| Forsythe Canyon Trail #852.
(Line but no number on USFS map.)
USFS webpage.
See description "Forsythe Canyon Trail #852" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. |
1.0 | -400 | |
| Front Range Trail System. (US Forest Service.) USFS webpage. | |||
| Green Mountain West Ridge Trail. (City of Boulder
Open Space and Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See description "Green Mountain West Ridge Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Green Mountain West Ridge Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
1.4 | +480 | Moderate |
| Greenbelt Plateau Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP trailhead webpage.
CBOS&MP trails map.
See description "High Plains Trail" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Greenbelt Plateau Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Gregory Canyon Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP
trails webpage.
CBOS&MP trail map.
See chapter "29. Green Mountain via Gregory Canyon" in The Best Front Range Hikes. See chapter "9. Green Mountain via Gregory Canyon" in Pack Guide: The Best Boulder Hikes. See chapter "26. Gregory Canyon: Green Mountain Loop" in Hiking Colorado's Front Range. See description "Gregory Canyon Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Saddle Rock Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Gross Reservoir Inlet Trail.
Also known as the Osprey Trail. (Not on USFS map.)
USFS webpage. See description "Osprey Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
1.0 | -300 | Easy |
| Guinn Mountain Trail #820. USFS quicksheet. | 4.4 counting approach from Eldora Ski Area | +1,680 | Extremely strenuous |
| Hall Ranch Trail System. (Boulder County Parks and
Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graphs.
See chapter "14. Hall Ranch" in Hiking Colorado's Front Range. See chapter "16. Nighthawk Trail" in Pack Guide: The Best Boulder Hikes. See description "Bitter Brush Trail to Nelson Loop: Hall Ranch Open Space" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Bitterbrush Trail lto Nelson Loop: Hall Ranch Open Space" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. |
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| Heil Valley Ranch Trail System. (Boulder County Parks
and Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graphs.
See chapter "21. Heil Valley Ranch" in Hiking Colorado's Front Range. See chapter "20. Heil Valley Ranch / Lichen Loop" in Hiking Colorado's Front Range. See description "Lichen Loop Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See description "Heil Valley Ranch to Lyons -- Wapiti Trail to Picture Rock Trail" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. |
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| Isabelle Glacier Trail #908.
USFS webpage.
USFS quicksheet.
See description "Isabelle Glacier Trail 908" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.1 + approach | +1,100 | Moderate to strenuous |
| James Peak Lake Trail #804. USFS webpage. USFS quicksheet. | 1.1 | -388 | Moderate |
| Jean Lunning Trail #907 via Niwot Cutoff Trail. USFS webpage. USFS quicksheet. | 1.9 | +221 | Easy |
| Jenny Creek Trail
#808.
USFS quicksheet.
See description "Rollins Pass (Corona Pass) via Jenny Creek Trail FS 502" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Rollins Pass (Corona Pass) via Jenny Creek Trail FS 502" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Jenny Creek Trail #808 & Forest Road #502" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
5.3 | +1,320 | Moderate to strenuous |
| King Lake Trail #901.
USFS webpage.
USFS quicksheet. Side trip to Betty and Bob Lakes via Trail #810.
See description "King Lake Trail 901" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "King Lake Trail 901" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Kings Lake Trail #901 to Betty & Bob Lakes Trail #810" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "King Lake Trail 901" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
5.7 | +2,650 | Moderate |
| Lagerman Reservoir Trail. (Boulder County Parks and Open Space.) BCP&OS park webpage. BCP&OS trail map. | 1.6 loop | Easy | |
| Lefthand Trail. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP
trailhead webpage.
CBOS&MP trail map. See description "Lefthand Valley Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
2.8 | +90 | Easy |
| Long Canyon Trail. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP trail map.
See description "Long Canyon Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.4 | +760 | Moderate |
| Lost Lake Trail #813.
USFS webpage.
USFS quicksheet.
See description "Lost Lake Trail #913" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Lost Lake Trail 813" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
0.3 + approach | +200 | Moderate |
| Louisville (City of) Parks and Recreation Trail System. LPR trails map. | |||
| Marshall Mesa Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP trailhead webpage.
CBOS&MP trail map.
See chapter "31. Marshall Mesa" in Hiking Colorado's Front Range. See chapter "11. Marshall Mesa" in Pack Guide: The Best Boulder Hikes. See description "Marshall Mesa Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| McClintock and Enchanted Mesa Trail System. (City of
Boulder Open Space and Mountain Parks.)
CBOS&MP
trailhead webpage.
CBOS&MP trails map. See description "Mesa Trail" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Royal Arch Trail" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Enchanted Mesa Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "McClintock Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Woods QuarryTrail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Mesa Trail. (City of Boulder Open Space and Mountain
Parks.)
CBOS&MP
north
trails webpage.
CBOS&MP
north trail map.
CBOS&MP
south
trailhead webpage.
CBOS&MP
south trail map. See chapter "32. Mesa Trail" in The Best Front Range Hikes. See chapter "13. Mesa Trail" in Pack Guide: The Best Boulder Hikes. See description "Mesa Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Mesa Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See description "Mesa Trail" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. |
6.8 | +730 | Easy to moderate. |
| Mitchell Lake Trail #912.
USFS webpage.
USFS quicksheet.
See chapter "26. Blue Lake" in The Best Front Range Hikes. See chapter "18. Blue Lake" in Hiking Colorado's Front Range. See chapter "4. Blue Lake" in Pack Guide: The Best Boulder Hikes. See description "Blue Lake via Mitchell Lake Trail 912" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Blue Lake via Mitchell Lake Trail" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Mitchell Lake & Blue Lake Trail #912" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Blue Lake via Mitchell Lake Trail 912" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.5 | +800 | Moderate |
| Mount Audubon Trail #913.
USFS webpage.
USFS quicksheet.
See chapter "17 -- Mount Audubon" in The Best Hikes of Colorado. See chapter "33. Mount Audubon" in The Best Front Range Hikes. See chapter "17. Mount Audubon" in Hiking Colorado's Front Range. See chapter "14. Mount Audubon" in Pack Guide: The Best Boulder Hikes. See description "Mount Audubon Trail 913" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Mount Audubon Trail 913" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Mt Audubon #913" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Mount Audubon Trail 913" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.1 + approach | +1,883 | Moderate to strenuous |
| Mount Sanitas Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP trailhead webpage.
CBOS&MP
trails webpage.
See chapter "34 -- Mount Sanitas" in The Best Hikes of Colorado. See chapter "15. Mount Sanitas" in Pack Guide: The Best Boulder Hikes. See chapter "22. Mount Sanitas" in Hiking Colorado's Front Range. See description "Mount Sanitas to Sanitas Valley" under "Boulder Open Space and Mountain Parks" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Mount Sanitas to Sanitas Valley" under "Non-Mechanized Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Mount Sanitas" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Mount Sanitas to Sanitas Valley" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See description "Sanitas Valley Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Mud Lake Open Space Trail System. (Boulder County
Parks and Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
See description "Mud Lake Trails" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| NCAR Trail System. (City of Boulder Open Space and
Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP
trails map.
See description "Skunk Canyon Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Niwot Ridge Trail #906.
USFS Jean Lunning Trail webpage.
See description "Niwot Ridge Trail 906" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Niwot Ridge Trail 906" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Niwot Ridge Trail #906" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Niwot Ridge Trail #906)" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. See description "Niwot Ridge Trail 906" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.2 | +942 | Moderate |
| Niwot Trail System. (Boulder County Parks and Open
Space.)
BCP&OS
trails webpage.
BCP&OS trails map.
See description "Niwot Loop" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
6.4 loop | +70 | Easy |
| Pawnee Pass Trail #907.
USFS webpage.
USFS quicksheet. ORIC Trail
Map/Description Sheet (23).
See chapter "35. Pawnee Pass" in The Best Front Range Hikes. See chapter "17. Pawnee Pass" in Pack Guide: The Best Boulder Hikes. See description "Pawnee Pass Trail 907 to Pawnee Lake via Brainard Lake" under "Indian Peaks Wilderness" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Pawnee Pass Trail 907 to Pawnee Lake via Brainard Lake" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Pawnee Pass Trail #907 & TR #1" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Pawnee Pass Trail 907 to Pawnee Lake via Brainard Lake" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. ORIC FAVORITE |
4.6 | +2,041 | Moderate to strenuous |
| Pella Crossing Trail System. (Boulder County Parks and Open Space.) BCP&OS park webpage. BCP&OS east trails map. BCP&OS west trails map. | |||
| Rabbit Mountain Trail System. (Boulder County Parks
and Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graphs.
See chapter "15. Rabbit Mountain" in Hiking Colorado's Front Range. See description "Eagle Wind Trail Loop: Rabbit Mountain Open Space" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Eagle Wind Trail Loop: Rabbit Mountain Open Space" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. |
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| Rainbow Lakes Trail #918.
(#910 on USFS map.)
USFS webpage.
USFS quicksheet.
See description "Rainbow Lakes Trail 910" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
1.2 | +250 | Easy |
| Red Deer Lake Trail #824. (Line but no number on USFS map.) | |||
| Saint Vrain Glacier Trail #917.
USFS webpage.
See chapter "16 -- Gibraltar Lake" in The Best Hikes of Colorado. See description "St Vrain Glacier Trail #917" under "North Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
8.1 | +2,600 | |
| Saint Vrain Mountain Trail #915.
USFS webpage.
USFS quicksheet.
See chapter "31. Meadow Mountain and St. Vrain Mountain" in The Best Front Range Hikes. See chapter "11. Meadow Mountain and St. Vrain Mountain" in Pack Guide: The Best Boulder Hikes. See description "St Vrain Mtn Trail #915" under "North Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
6.5 | +3,262 | Moderate to strenuous |
| Sawhill Ponds Wildlife Refuge Trail System. (Manager: City of Boulder
Open Space and Mountain Parks. Owner: Colorado Division of Wildlife.)
CBOS&MP trails webpage.
CBOS&MP trails map.
See description "Sawhill & Walden Ponds Trails" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Settlers' Park / Red Rocks Trail System. (City of Boulder Open Space
and Mountain Parks.)
CBOS&MP trails webpage.
CBOS&MP trails map.
See description "Anemone Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Red Rocks Trails" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Shanahan Ridge Trail System. (City of Boulder Open Space and Mountain
Parks.)
CBOS&MP
trails webpage.
CBOS&MP
trails map.
See description "Shanahan Trails" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Sourdough Trail #835.
USFS webpage.
USFS quicksheet.
See description "Sourdough Trail 835 from CR 116 to Brainard Lake Road 102" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "Sourdough Trail 835 from CR 116 to Brainard Lake Road 102" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Sourdough Trail #835" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See description "Sourdough Trail #835" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. See description "Sourdough Trail 835 from CR 116 to Brainard Lake Drive" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
14.7 | +880 | Easy to moderate |
| South Boulder Creek Trail #900.
USFS webpage.
See chapter "30. Heart Lake" in The Best Front Range Hikes. See chapter "19. Heart Lake" in Hiking Colorado's Front Range. See chapter "10. Heart Lake" in Pack Guide: The Best Boulder Hikes. See description "South Boulder Creek Trail 900 to Rogers Pass via East Portal" under "Gilpin County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "South Boulder Creek Trail #900" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. |
4.2 | +2,660 | |
| South Boulder Creek, West Trailhead Trail System. (City of Boulder Open
Space and Mountain Parks.)
CBOS&MP
trailhead webpage.
CBOS&MP
trails map.
See descriptions "South Boulder Creek Trail (lower)," "South Boulder Creek Trail (middle)," and "South Boulder Creek Trail (upper)" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See trail description "South Boulder Creek Trail to Big Bluestem Trail Loop" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| South Mesa Trail System. (City of Boulder Open Space and Mountain Parks.) CBOS&MP trailhead webpage. | |||
| South Saint Vrain Trail #909.
(Line but no number on USFS map.)
USFS webpage.
USFS quicksheet.
See description "South Saint Vrain Trail #909" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. |
5.9 | +1,700 | Easy to moderate |
| Sugarloaf Mountain Trail. See chapter "25. Sugar Loaf Mountain" in Hiking Colorado's Front Range. See description "Sugarloaf Mountain Trail" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. |
0.8 | +470 | Moderate |
| Teller Farm Area Trail System. (City of Boulder Open Space and Mountain
Parks.)
CBOS&MP north area webpage.
CBOS&MP south area webpage.
See trail description "East Boulder Trails" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Twin Lakes Trail System. (Boulder County Parks and Open Space.) BCP&OS park webpage. BCP&OS trails map. | |||
| Ute Trail #803. USFS webpage. USFS quicksheet. | 4.5 + approach | +1,215 | Moderate |
| Viewpoint Trail. (City of Boulder Open Space and Mountain Parks.)
CBOS&MP trail webpage.
CBOS&MP trail map.
See description "Viewpoint Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
1.1 | +500 | Moderate |
| Walden Ponds Wildlife Habitat Trail System. (Boulder
County Parks and Open Space.)
BCP&OS trails webpage.
BCP&OS park brochure.
BCP&OS trails map.
See chapter "30. Walden Ponds Wildlife Area" in Hiking Colorado's Front Range. See description "Sawhill & Walden Ponds Trails" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Walker Ranch Trail System. (Boulder County Parks and
Open Space.)
BCP&OS park webpage.
BCP&OS park brochure.
BCP&OS trails map.
BCP&OS trails elevation graphs.
See chapter "37. Walker Ranch Loop" in The Best Front Range Hikes. See chapter "20. Walker Ranch" in Hiking Colorado's Front Range. See chapter "20. Walker Ranch Loop" in Pack Guide: The Best Boulder Hikes. See description "Walker Ranch Loop -- Walker Ranch Open Space" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Walker Ranch Loop -- Walker Ranch Open Space" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. See chapter "28. Myers Homestead Trail" in Hiking Colorado's Front Range. See description "Meyers Homestead Trail" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Myers Homestead Trail" under "East Map (Boulder) Trails" on Sky Terrain's map Boulder / Nederland. See description "Meyers Homestead Trail" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Wapiti Trail #816. USFS quicksheet. | 1.0 + approach | ||
| West Magnolia Trail System. (US Forest Service.)
USFS webpage.
See description "West Magnolia Area Trails" under "Boulder County" on Latitude 40 Degrees' Front Range Colorado Trails Recreation Topo Map. See description "West Magnolia Area Trails" under "Multi-Use Trails" on Latitude 40 Degrees' Boulder County Colorado Trails Recreation Topo Map. See description "Magnolia Area (E & W))" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. See description "West Magnolia Trails (Nederland Area)" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| White Rocks Trail System. (City of Boulder Open Space and Mountain
Parks.)
CBOS&MP trailhead webpage.
CBOS&MP trail map. See description "East Boulder Trails" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
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| Winiger Ridge Trail System. (US Forest Service.)
USFS webpage.
See description "Winiger Ridge & Gulch FR 359" under "West Map (Nederland) Trails" on Sky Terrain's map Boulder / Nederland. |
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| Woodland Lake Trail #811.
USFS webpage.
USFS quicksheet.
See description "Woodland Lake Trail #811" under "South Map Trails" on Sky Terrain's map Southern Rocky Mountain National Park / Indian Peaks Wilderness. See trail description "Woodland Lake Trail 811" on Latitude 40 Degrees' Boulder / Nederland Colorado Trails Recreation Topo Map. |
2.3 + approach | +2,221 | Moderate |
