(only Middle St. Vrain, Mulstay, and Patriot are active at this time)
# A B C D E F G H I J K L M N O P R S T U W Y| Number - Roads | Attributes | Location |
|---|---|---|
| 21 Road | Extreme | Fruita |
| Top A - Roads | Attributes | Location |
| Alamosa Canyon | Easy, Scenic, Historic | Alamosa |
| Alder Creek | Easy, Historic | Villa Grove |
| Alpine Plateau | Easy, Scenic | Lake City |
| Alpine Tunnel | Moderate, Historic, Scenic | Buena Vista and Pitkin |
| Alta | Easy, Historic | Telluride |
| American Basin | ||
| American City | Central City | |
| American Ridge | ||
| Animas Forks | Easy, Historic, Scenic | Silverton |
| Antelope Park | **CLOSED** | Lyons |
| Apex | Easy, Historic | Central City |
| Argentine Pass | Moderate, Scenic, Historic | Georgetown |
| Arrastra Gulch | Easy, Historic | Silverton |
| Aspen Mountain Road | Easy, Scenic | Aspen |
| Aspen Ridge | Easy, Scenic | Buena Vista |
| Top B - Roads | Attributes | Location |
| Bachelor Loop | Easy, Historic | Creede |
| Balarat Site | **CLOSED** | Jamestown |
| Bald Mountain | Easy, Scenic, Historic | Buena Vista |
| Baldwin Lake | Moderate, Scenic, Historic | Buena Vista |
| Ball Gulch | **CLOSED** | Jamestown |
| Ballard Road | Easy, Trailhead | Rustic |
| Bangs Canyon | Moderate | Grand Junction |
| Bard Creek | Easy, Historic | Empire |
| Barking Dog | **CLOSED** | Jamestown |
| Battlement Mesa | Extreme | Parachute |
| Baxter Pass | Easy | Grand Junction |
| Bear Gulch | Easy | Boulder |
| Bear Town and Kite Lake | Moderate, Scenic, Historic | Silverton |
| Beaver Creek Trail | Easy, Scenic | Parshall |
| Beaver Reservoir | Easy, Trailhead | Peaceful Valley |
| Benson's Cabin | Moderate | Minturn |
| Berry Creek | Difficult | Edwards |
| Big Mother Hill | Difficult | Jamestown |
| Berthoud Pass, lower spurs | Empire | |
| Berthoud Pass, upper spurs | Empire | |
| Bill Moore Lake | Difficult, Historic | Empire |
| Billings Canyon | Difficult | Grand Junction |
| Birdseye Gulch | Moderate | Leadville |
| Black Bear Pass | Difficult, Scenic, Historic | Telluride |
| Black Ridge Road | Easy, Scenic | Fruita |
| Black Sage Pass | Easy | Wuanita and Pitkin |
| Blacktail Creek | Easy | Radium |
| Blair Mountain | Easy | Glenwood Springs |
| Blanca Peak | Extreme, Historic | Alamosa |
| Blue Mesa Cutoff | Easy, Scenic, Historic | Gunnison |
| Bolam Pass | Easy, Scenic, Historic | Silverton / Rico |
| Boreas Pass | Easy, Scenic, Historic | Breckenridge |
| Boulder Mountain | Moderate, Scenic | Buena Vista |
| Breakneck Pass | Easy, Scenic | Fairplay |
| Bright Trail | Easy | Allenspark |
| Brown Mountain | Easy, Scenic | Ouray |
| Browns Gulch | Easy, Scenic | Silverton |
| Browns Lake Trail | Easy, Scenic | Buena Vista |
| Browns Pass | Easy, Scenic | Fairplay |
| Brush Creek | Easy, Scenic | Eagle |
| Buck Gulch | **CLOSED** | Meeker Park |
| Buffalo Boy Mine | Easy, Historic | Silverton |
| Buffalo Gulch | Jamestown | |
| Buffalo Pass | Easy, Scenic | Steamboat Springs |
| Buford / New Castle Road | Easy, Scenic | New Castle |
| Bullion King Lake | Easy, Scenic | Silverton |
| Bunce School Road | Easy | Allenspark |
| Bunce School Cutoff | Easy | Allenspark |
| Burnett Gulch | **CLOSED** | Lyons |
| Burns Gulch | Moderate, Scenic, Historic | Silverton |
| Button Rock Loop | Easy | Lyons |
| Button Rock Reservoir | **CLOSED** | Lyons |
| Byers Park | Easy, Trailhead | Winterpark |
| Top C - Roads | Attributes | Location |
| Calamity Ridge | Easy | Rangely |
| California Gulch | Easy, Scenic, Historic | Silverton |
| Canyon Creek Road | Easy, Scenic, Historic | Ouray |
| Carbinero Mine | Moderate, Historic | Ophir |
| Caribou | Moderate, Historic, Scenic | Nederland |
| Carnage Canyon | Extreme | Jamestown |
| Carson City (Wager Gulch) | Easy, Scenic, Historic | Lake City |
| Cascade Creek | Easy, Historic | Idaho Springs |
| Castle Gulch | Difficult, Historic | Jamestown |
| Castle Gulch Ridge | Difficult | Jamestown |
| Cathedral Bluffs | Easy, Scenic | Rangely |
| Cement Creek / Reno Divide | Easy, Scenic | Crested Butte |
| Chinaman | Extreme | Buena Vista |
| Cinnamon Pass | Easy, Historic, Scenic | Lake City and Silverton |
| Clear Lake | Easy, Scenic, Lakes | Silverton |
| Clinetops / Hiner Springs | Easy, Scenic | New Castle |
| Clohesy Lake | Moderate, Lakes | Granite |
| Clover Creek | Villa Grove | |
| Coal Ridge | Easy | Rangely |
| Cochetopa Pass | Easy, Scenic | Sargents / Saguache |
| Coffee Pot Road | Easy, Scenic | Dotsero |
| Como Lake | Moderate | Ouray |
| Coney Creek | Moderate, Scenic | Peaceful Valley |
| Cook Creek | Easy | Fraser |
| Coral Creek | Easy | Deckers |
| Corkscrew Gulch | Moderate, Historic, Scenic | Ouray |
| Cottonwood Creek | Idaho Springs | |
| Cottonwood Creek | Moderate, Scenic | Paonia |
| Cottonwood Pass | Easy | Gypsum / Carbondale |
| Crescent / Makinaw Lakes | Moderate, Lakes, Trailhead | Burns |
| Crooked Creek | Easy, Scenic | Winterpark |
| Crooked Creek Pass | Easy, Scenic | Meredith / Eagle |
| Crystal City | Moderate, Historic, Scenic | Marble |
| Crystal Lake | Moderate | Breckenridge |
| Crystal Mountain | Moderate, Scenic | Masonville |
| Cumberland Gulch | Easy | Idaho Springs |
| Cumberland Pass | Easy, Scenic, Historic | Tin Cup / Pitkin |
| Cunningham Gulch | Easy, Scenic, Historic | Silverton |
| Top D - Roads | Attributes | Location |
| Dakan Mountain | Easy | Deckers |
| Dead Horse / Long Park | Easy | Meeker |
| Deer Creek | Easy, Historic | Montezuma |
| Democrat Mountain | Moderate, Historic, Scenic | Georgetown |
| Denver Pass | **CLOSED** | Silverton |
| Dinosaur Quarry | Easy, Scenic, Historic | Delta |
| Divide Road | Easy, Scenic | Telluride |
| Dolores River | ||
| Dome Lakes | Easy, Scenic | Sargents |
| Dominguez Road | Easy, Scenic | Whitewater |
| Dry Fork, Minnesota Creek | Easy | Paonia |
| Top E - Roads | Attributes | Location |
| East Beaver / Sleepy Cat | Moderate, Scenic, Historic | Buford |
| East Tennessee Creek | Easy | Edwards |
| Echo Park | Easy, Scenic, Historic | Dinosaur |
| Elkhorn Mountain | Moderate | Steamboat Springs |
| Ellis Jeep Trail | Moderate | Columbine |
| Elwood Pass / Beaver Creek | Moderate, Scenic, Historic | Pagosa Springs / South Fork |
| Embargo Creek | Easy, Scenic | Del Norte |
| Engineer Pass | Easy, Historic, Scenic | Ouray / Lake City |
| English Valley | Easy, Scenic | Del Norte |
| Eureka Gulch | Easy, Historic | Silverton |
| Top F - Roads | Attributes | Location |
| Fall Creek, Lizard Head Loop, Hermosa Creek | Easy, Scenic | Ophir |
| Farwell Mtn. | Moderate, Historic, Trailhead | Steamboat Springs |
| Fireman Hill | Difficult | Jamestown |
| Flat Tops | Easy, Scenic | Meeker |
| Flowers Road | Easy | Fort Collins |
| Four Mile Canyon | Easy, Scenic | Canon City |
| Four Mile Road | Moderate | Saguache |
| Freedom (Independence Network) | Extreme | Canon City |
| Top G - Roads | Attributes | Location |
| Galaconda Mine / Roses Cabin | Lake City | |
| Gateway | ||
| Geneva | Easy, Historic | Grant |
| Georgia Pass | Easy, Historic, Scenic | Breckenridge |
| Gillespie Gulch | Difficult, Historic | Jamestown / Ward |
| Glacier Ridge | Difficult, Historic, Scenic | Breckenridge |
| Glade Park | Grand Junction | |
| Gladstone | Easy, Historic | Silverton |
| Gold Camp Road | Easy, Historic | Colorado Springs |
| Gothic Road | Easy, Historic, Trailhead | Crested Butte |
| Governor Basin | Easy, Historic, Scenic | Ouray |
| Granby Access Road | Moderate, Lakes | Cedaredge |
| Grand Junction Desert | Easy to Difficult | Grand Junction |
| Green Ridge Trail | Difficult | Red Feather Lakes |
| Guanella Pass | Easy, Scenic | Georgetown / Grant |
| Gunsight Pass | Easy, Historic, Scenic | Crested Butte |
| Top H - Roads | Attributes | Location |
| Hackett Gulch | Difficult, Scenic | Westcreek |
| Hagerman Pass | Easy, Historic, Scenic | Leadville |
| Hahns Peak | Moderate, Historic | Steamboat Springs |
| Hamblin Gulch | Moderate | Idaho Springs |
| Hancock Pass | Moderate, Historic, Scenic | Buena Vista / Tin Cup |
| Handcart Gulch | Moderate, Scenic, Historic | Grant |
| Hayden Pass | Easy, Scenic | Villa Grove / Coaldale |
| Hermit Pass | Easy, Scenic | Westcliffe |
| Hermosa Creek | Easy | Telluride |
| Hidden Valley Gulch | Easy | Deckers |
| Holy Cross City | Difficult, Historic, Scenic | Minturn |
| Horseshoe Basin | Moderate, Scenic, Historic | Montezuma |
| Hubbard Cave | Easy | Glenwood Springs |
| Hukill Gulch | Moderate, Scenic | Idaho Springs |
| Hurricane Pass | Easy, Scenic, Historic | Ouray / Silverton |
| Top I - Roads | Attributes | Location |
| Ice Caves | Easy, Historic | Silverton |
| Imogene Pass | Moderate, Historic, Scenic | Telluride / Ouray |
| Independance | Easy, Historic | Aspen |
| Independance Network | Extreme | Canon City |
| Iron Chest | Extreme, Historic, Scenic | Buena Vista |
| Iron Mike | Moderate, Historic | Leadville |
| Ironton | Easy, Historic | Silvterton / Ouray |
| Italian Creek | Moderate | Tin Cup / Crested Butte |
| Top J - Roads | Attributes | Location |
| Jenny Creek Road | Difficult | Rollinsville |
| Jenny June Mine | Moderate, Historic | Leadville |
| Johnny Park | Easy, Scenic | Pinewood Springs / Meeker Park |
| Jones Pass | Easy, Historic, Trailhead | Empire |
| June Creek | Difficult | Edwards |
| Top K - Roads | Attributes | Location |
| Kawuneeche Road | Easy, Scenic, Trailhead | Granby |
| Kebler Pass | Easy, Trailhead | Crested Butte / Paonia |
| Kelly Flats | Difficult | Rustic |
| Kendall Mountain | Easy, Historic, Scenic | Silverton |
| Kenney Creek Reservoir | Moderate, Lakes | Grand Junction |
| Kingston Peak | Moderate, Historic, Scenic | Alice |
| Kobey Park | Aspen | |
| Top L - Roads | Attributes | Location |
| La Plata Canyon | Easy, Historic, Scenic, Trailhead | Durango |
| La Salle Pass | Easy, Scenic | Hartsel |
| Last Dollar | Easy, Scenic | Telluride |
| Lamartine | Easy, Historic | Idaho Springs |
| Lands End | Easy, Scenic | Grand Junction |
| Lead King Basin | Easy, Historic, Scenic | Marble |
| Lefthand Canyon Main | Difficult, Scenic | Jamestown |
| Liberty (Independence Network) | Extreme | Canon City |
| Lime Creek | Moderate, Scenic | Vail |
| Lincoln Creek Road | Moderate, Scenic, Historic | Aspen |
| Little James Creek | **CLOSED** | Jamestown |
| Lizard Head Loop / Fall Creek | Easy, Scenic | Ophir |
| Loch Lohman | Easy, Lakes; | Alice |
| Lone Stare Mine | Moderate, Historic | Rollinsville |
| Long Gulch (Barking Dog) | **CLOSED** | Jamestown |
| Long Slough Reservoir | Difficult, Lakes | Grand Junction |
| Longwater Gulch | Difficult | Westcreek |
| Los Pinos / Cebolla Road | Easy, Scenic | Creede |
| Los Pinos Pass | Easy, Scenic | Doyleville / Cathedral Junction |
| Lynx Pass | Easy, Scenic | Oak Creek / Toponas |
| Top M - Roads | Attributes | Location |
| McAllister Gulch | Moderate, Scenic | Minturn |
| McDonald Creek Canyon | Easy, Scenic | Fruita |
| Maggie Gulch | Easy, Scenic, Historic | Silverton |
| Marcott Road | Easy, Fishing | Cedaredge |
| Marshall Pass (wagon road) | Easy, Scenic, Historic | Salida |
| Mayflower Lake | Easy, Lakes | Breckenridge |
| Medano Pass | Easy, Scenic | Blanca / Westcliff |
| Metberry | Moderate, Rivers | Westcreek |
| Middle Bald Mountain | Moderate | Rustic |
| Middle Fork Swan River | Moderate, Scenic, Historic | Breckenridge |
| Middle Mountain Road | Easy, Scenic, Historic | Durango |
| Middle Quartz Creek | Easy | Pitkin |
| Middle St. Vrain | Moderate, Scenic, Trailhead, Rivers | Raymond |
| Midnight Mine / Little Annie | Easy | Aspen |
| Milk Creek Road | Moderate | Sargents |
| Mill Creek Road | Easy, Scenic | Vail |
| Miller Creek | Easy | Empire |
| Mine Sweep | Extreme | Salida |
| Mineral Point | Easy, Scenic, Historic | Ouray |
| Miners Gulch | Easy | Idaho Springs |
| Minnie Gulch | Easy, Scenic, Historic | Silverton |
| Moeller Creek / Sleepy Cat | Moderate | Meeker |
| Montezuma Basin | Moderate | Aspen |
| Moon Gulch | Moderate, Historic | Rollinsville |
| Moody Hill | Moderate | Masonville |
| Mosquito Pass | Easy, Scenic, Historic | Leadville / Fairplay |
| Mount Antero | Moderate, Scenic | Buena Vista |
| Mount Baldy | Easy, Scenic, Trailhead | Cripple Creek |
| Mount Bross | Easy, Scenic, Historic, Trailhead | Fairplay |
| Mount Herman Road | Easy, Scenic, Trailhead | Monument |
| Mount Lincoln | Moderate, Scenic, Historic, Trailhead | Fairplay |
| Mount Princeton | Easy, Scenic | Buena Vista |
| Mount Zion | Easy, Scenic | Leadville |
| Muddy Creek | Easy, Scenic | Parshall |
| Muddy Pass | Easy, Scenic | Vail |
| Mulstay Road | Easy. Scenic, Trailhead | Granby |
| Top N - Roads | Attributes | Location |
| Nellie Creek | Easy, Scenic, Trailhead | Ouray |
| Nevadaville | Easy, Scenic | Central City |
| Ninety Four | Moderate | Idaho Springs |
| No Name | Difficult | Leadville |
| North Fork Cutoff (Yvonne Pass) | Easy | Silverton |
| North Fork Swan River | Moderate, Historic | Breckenridge |
| North Sand Hills | All, Scenic | Walden |
| North Supply Jeep Trail | Easy, Scenic, Trailhead | Grand Lake |
| North Twin Cone | Moderate, Scenic | Grant |
| Northrup Gulch | Easy | Westcreek |
| Nugget Hill | Difficult, Scenic | Jamestown |
| Nunn Creek Basin | Moderate, Scenic | Red Feather Lakes |
| Top O - Roads | Attributes | Location |
| Oh-Be-Joyful | **CLOSED** | Crested Butte |
| Ohio Pass | Easy | Gunnison |
| Old Fall River Road | Easy, Scenic | Estes Park |
| Old Lime Creek Road | Easy, Scenic, Historic, Trailhead | Silverton |
| Old Monarch Pass | Easy, Scenic | Sargents |
| Ophir Pass | Easy, Scenic, Historic | Telluride |
| Owl Creek Pass | Easy, Scenic | Ridgeway |
| Top P - Roads | Attributes | Location |
| Pagosa Junction | Easy, Scenic, Historic | Pagosa Springs |
| Paradise Divide | Easy, Scenic, Historic, Trailhead | Crested Butte |
| Parkview Mountain | Easy, Scenic, Trailhead | Granby |
| Pass Creek | ||
| Patriot (Independence Network) | Extreme | Canon City |
| Pawnee Grasslands | Easy | Greeley |
| Peak 10 | Easy, Scenic, Trailhead | Breckenridge |
| Pearl Pass | Difficult, Scenic | Crested Butte / Aspen |
| Phantom Canyon | Easy, Scenic, Historic | Canon City |
| Pheonix site | Easy, Historic | Rollinsville |
| Picayne Gulch | Easy, Historic, Scenic | Silverton |
| Pierson Park | Easy, Scenic | Estes Park |
| Pindante Canyon | Easy, Historic | Rangely |
| Placer Gulch | Easy, Historic | Silverton |
| Pomeroy Lake (Mary Murphy Mine) | Moderate, Historic, Scenic | Buena Vista |
| Poughkeepsie Gulch | Moderate, Scenic | Ouray |
| Poverty Gulch | Easy, Scenic, Trailhead | Crested Butte |
| Prospect Gulch | Easy, Historic, Scenic | Silverton |
| Ptarmigan Pass | Easy, Scenic | Vail |
| Ptarmigan Peak | Easy | Fraser |
| Top R - Roads | Attributes | Location |
| Radical Hill | Moderate, Historic, Scenic | Montezuma |
| Rampart Range Road | Easy | Deckers |
| Ranch Creek | Difficult | Minturn |
| Rattlesnake Canyon | Moderate, Trailhead | Grand Junction |
| Red Cone | Moderate, Scenic | Montezuma / Grant |
| Red Dirt Creek / Derby Mesa | Easy | Burns |
| Red Elephant Hill | Empire | |
| Red Table / Red Creek | Moderate, Scenic | Gypsum |
| Red and White Mountain | Easy | Vail |
| Reno Divide / Cement Creek | Easy, Secnic | Crested Butte |
| Resolution Peak | Moderate, Scenic | Minturn |
| Richmond Basin | Moderate, Scenic, Historic | Ouray |
| Richmond Hill | Easy | Aspen |
| Roan Cliffs | Easy, Scenic | Rifle |
| Rocky Point Road | Easy | Fraser |
| Rollins Pass | Easy, Historic, Scenic | Rollinsville / Winterpark |
| Rose's Cabin | Lake City | |
| Top S - Roads | Attributes | Location |
| St. Johns | Historic, Easy | Montezuma |
| St. Mary's Glacier | Easy | Idaho Springs |
| Sand Creek | Easy | Red Feather Lakes |
| Sand Wash Basin | Easy, Scenic | Maybell |
| Santa Fe Peak | Moderate, Scenic | Montezuma |
| Sapinero Mesa Road | Easy, Scenic | Gunnison |
| Saxon Mountain | Easy, Scenic, Historic | Georgetown |
| Schofield Pass | Moderate, Scenic, Historic | Marble / Crested Butte |
| Schrader Creek | Easy | Del Norte |
| Scotch Creek | Easy, Scenic, Historic | Rico |
| Seven Mile | Easy | Rustic |
| Seven Mile | Easy | Buena Vista |
| Shawnee Mountain | Easy | Crow Hill |
| Sheridan Hill | Easy | Idaho Springs |
| Shrine Pass | Easy, Scenic | Vail |
| Silverton Northern RR Grade | Easy, Historic | Silverton |
| Slate Road | Easy, Historic, Trailhead | Crested Butte |
| Slaughterhouse Gulch | Moderate | Crow Hill |
| Sleepy Cat | Moderate | Meeker |
| Slide Lake | Moserate | Leadville |
| Soap Creek Road | Easy, Scenic, Trailhead | Gunnison |
| Spraddle Creek | Easy, Scenic, Trailhead | Vail |
| Spring Creek | Easy, Lakes, Trailhead | Silverthorne |
| Spring Creek | Easy, Historic | Idaho Springs |
| Spring Creek / Silver Creek | Difficult, Scenic | Downieville |
| Stillwater Pass | Easy, Scenic | Granby |
| Stony Pass | Easy, Scenic, Historic, Trailhead | Silverton / Creede |
| Storm Mountain | Moderate, Historic | Drake |
| Storm King Mountain | Difficult | Glenwood Springs |
| Sugarloaf Mountain | **CLOSED** | Boulder |
| Switzerland Trail | Easy, Historic | Boulder |
| Top T - Roads | Attributes | Location |
| Taylor Canyon Trail | Easy, Scenic | Saguache |
| Taylor Pass | Moderate, Scenic | Aspen |
| Thompson Creek | Easy | Carbondale |
| Tigiwon Road | Easy, Trailhead | Minturn |
| Tin Cup Pass | Moderate, Scenic | Tin Cup / St. Elmo |
| Tipperary Creek | **CLOSED** | Fraser |
| Toll Road Gulch | Easy, Historic | Poncha Springs |
| Tomichi Pass | Moderate, Scenic | St. Elmo / Whitepine |
| Top-of-the-World | **CLOSED** | Deckers |
| Trail Creek | Easy, Historic | Idaho Springs |
| Transfer Trail | Moderate | Glenwood Springs |
| Turkey Creek | Easy | Westcreek |
| Turret | Easy, Historic | Salida |
| Top U - Roads | Attributes | Location |
| Uncompahgre Plateau | Easy, Scenic | Montrose |
| Upper Creek | Difficult | Jamestown |
| Ute Creek | Easy, Historic | Idaho Springs |
| Ute Pass | Easy, Scenic | Villa Grove / Saguache |
| Top W - Roads | Attributes | Location |
| Wager Gulch (Carson City) | Easy, Scenic, Historic | Lake City |
| Washington Gulch | Easy, Historic | Crested Butte |
| Washoe Gulch | Moderate | Idaho Springs |
| Watson Park Loop | Moderate | Deckers |
| Waunita Pass | Easy, Scenic | Pitkin / Waunita Hot Springs |
| Wearyman Creek | Moderate, Scenic, Historic | Minturn |
| Webster Pass | Moderate, Scenic | Montezuma / Grant |
| West Deep Creek Rim | Moderate, Scenic | Dotsero |
| West Lake Creek | Easy, Trailhead | Edwards |
| Weston Pass | Easy, Historic, Trailhead | Leadville / Fairplay |
| Wheeler Geologic Area | Moderate, Scenic | Creede |
| Wheeler Lake | Difficult, Scenic, Historic, Lakes | Alma |
| Wild Horse Trail | Easy, Scenic | DeBeque |
| Williams Pass | Difficult (open for August only) | St. Elmo / Pitkin |
| Willow Creek | Easy | Parlin |
| Willow Creek | Easy | Del Norte |
| Wurts Ditch | Moderate | Leadville |
| Top Y - Roads | Attributes | Location |
| Yampa Bench | Easy, Scenic | Dinosaur |
| Yankee Boy Basin | Easy, Scenic, Historic, Trailhead | Ouray |
| Yankee Hill | Moderate, Scenic | Central City |
| Yoder Gulch | Moderate | Leadville |
| York Gulch | Easy | Idaho Springs |
| Yvonne Pass | Easy, Scenic | Ouray / Silverton |