Mountain Bike
titleriding arearatingdistancedescent
925.1B (Old Horse Trail)Magnolia
0
2,559 ft-99 ft
AntelopeHall Ranch
5
4,922 ft-484 ft
Aspen AlleyMagnolia
5
1 miles-173 ft
Aspen Alley re-route pMagnolia
0
298 ft-5 ft
Bear DownMagnolia
2
2 miles-576 ft
Beaver Reservoir Cutoff TrailHigh Country
0
3,647 ft-313 ft
Benjamin LoopBetasso Preserve
7
2 miles-582 ft
Betasso LinkBetasso Preserve
5
1 miles-21 ft
Blue DotMagnolia
2
2 miles-320 ft
Bohn ParkLyons
0
3,435 ft-7 ft
Bon Scott (845)Lefthand OHV
12
2 miles-1,061 ft
BootMagnolia
1
3,618 ft-126 ft
Boulder Canyon TrailBoulder
0
2 miles-86 ft
Boulder ReservoirBoulder Valley Ranch / Boulder Reservoir
1
4 miles-53 ft
Brainard Lake CutoffHigh Country
1
2,878 ft-51 ft
Brainard Lake Snowshoe TrailHigh Country
0
2 miles-196 ft
Braly ConnectorPella Crossing
0
710 ft-3 ft
Braly Lot ConnectorPella Crossing
0
1 miles-6 ft
Braly TrailPella Crossing
0
1 miles-27 ft
Buchanan Pass TrailHigh Country
1
5 miles-226 ft
Button Rock LoopLyons
0
2 miles-394 ft
Canyon LoopBetasso Preserve
10
3 miles-673 ft
Caribou Flats 505.1 Jeep roadNederland
3
6 miles-583 ft
Caribou Ranch LinkMud Lake
0
3,486 ft-222 ft
Castle CutoffLefthand OHV
3
1,471 ft-326 ft
Castle Gulch Ridge (287B)Lefthand OHV
0
3,128 ft-271 ft
Ceran St. Vrain / Miller RockMiddle Country
1
4 miles-1,088 ft
Chapman DriveBoulder Open Space
0
3 miles-219 ft
Clear CutMagnolia
1
1,341 ft-30 ft
Coal SeamMarshall Mesa/Doudy Draw/Flatirons Vista
3
3,231 ft-11 ft
CoaltonMarshall Mesa/Doudy Draw/Flatirons Vista
6
3 miles
Community Ditch - EastMarshall Mesa/Doudy Draw/Flatirons Vista
1
2 miles-25 ft
Community Ditch - WestMarshall Mesa/Doudy Draw/Flatirons Vista
0
2 miles-69 ft
Coney Creek Spur 507.1BHigh Country
0
2,023 ft-147 ft
Connect DotMagnolia
0
412 ft-29 ft
ConnectorMagnolia
0
555 ft-29 ft
Coulson Gulch TrailLyons
0
3 miles-1,105 ft
Cowdrey DrawMarshall Mesa/Doudy Draw/Flatirons Vista
0
4,347 ft-102 ft
CU SouthBoulder
0
3 miles-116 ft
CutacrossMagnolia
0
934 ft-4 ft
Davidson MesaDavidson Mesa
1
4,868 ft-113 ft
Davidson MesaDavidson Mesa
1
582 ft-5 ft
Davidson MesaDavidson Mesa
1
634 ft
Davidson Mesa LoopDavidson Mesa
2
3 miles-66 ft
Dirt 101Valmont Bike Park
3
1,463 ft-1 ft
Dirt JumpsValmont Bike Park
0
428 ft
DogMagnolia
1
3,524 ft-87 ft
Dog AccessMagnolia
1
1,088 ft
Doudy DrawMarshall Mesa/Doudy Draw/Flatirons Vista
2
2 miles-64 ft
Dual SlalomValmont Bike Park
5
764 ft-32 ft
EagleBoulder Valley Ranch / Boulder Reservoir
1
3 miles-427 ft
Eagle WindRabbit Mountain Open Space
2
3 miles-253 ft
East BoulderTeller Farm Open Space
1
3 miles-228 ft
East Boulder (Middle)Teller Farm Open Space
1
2 miles-138 ft
East Boulder (South)Teller Farm Open Space
1
2 miles-125 ft
Eaton Dirt JumpsGunbarrel
1
693 ft-5 ft
Entrance TrailLefthand OHV
1
2,196 ft-52 ft
Ethel HarroldWalker Ranch
0
3,220 ft-33 ft
Fireman Hill (286D)Lefthand OHV
0
2,411 ft-44 ft
Flatiron Vista connectorMarshall Mesa/Doudy Draw/Flatirons Vista
0
1,871 ft
Flatirons Vista RdMarshall Mesa/Doudy Draw/Flatirons Vista
0
1 miles-12 ft
Flatirons Vista SouthMarshall Mesa/Doudy Draw/Flatirons Vista
2
2 miles-107 ft
FoothillsBoulder Valley Ranch / Boulder Reservoir
0
2 miles-219 ft
Forsyth Canyon TrailBoulder
0
1 miles-471 ft
Fourmile LinkBetasso Preserve
2
4,201 ft-216 ft
FSR 286Lefthand OHV
1
3,159 ft-27 ft
FSR 286DLefthand OHV
1
3,493 ft-637 ft
FSR 286HLefthand OHV
1
4,229 ft-249 ft
FudgepackerLyons
0
3 miles-228 ft
Gordon GulchMiddle Country
0
1 miles-63 ft
Greenbelt PlateauMarshall Mesa/Doudy Draw/Flatirons Vista
1
1 miles-208 ft
Greenbelt Plateau (North Trail)Marshall Mesa/Doudy Draw/Flatirons Vista
1
3,440 ft-4 ft
HandshakeMagnolia
0
1,317 ft-38 ft
High PlainsMarshall Mesa/Doudy Draw/Flatirons Vista
6
3 miles-149 ft
Hobbit 1 927.1aMagnolia
4
1 miles-92 ft
Hobbit 2 927.1aMagnolia
4
4,211 ft-177 ft
Hobbit 3 #927.1Magnolia
1
1 miles-132 ft
Hot LapValmont Bike Park
2
1,955 ft-5 ft
Hyland CreekLouisville
0
1 miles-16 ft
Indiana JonesLefthand OHV
8
1,567 ft-377 ft
Joder RanchBoulder Valley Ranch / Boulder Reservoir
0
2 miles-199 ft
Josie Heath TrailWalker Ranch
0
1 miles-198 ft
Kinnickinnick LoopMud Lake
1
1 miles-304 ft
Lagerman TrailLagerman Agricultural Preserve
0
2 miles-13 ft
Lake McIntosh LoopMcIntosh Park
0
3 miles-82 ft
Left HandBoulder Valley Ranch / Boulder Reservoir
1
3 miles-176 ft
Left Hand AccessLefthand OHV
5
2,620 ft-78 ft
Lefthand Main (286)Lefthand OHV
2
2 miles-80 ft
Little RavenHigh Country
1
3,190 ft-6 ft
Little Raven (802)High Country
1
2 miles-160 ft
Little Thompson OverlookRabbit Mountain Open Space
1
5,007 ft-128 ft
LookoutMagnolia
3
3,508 ft-126 ft
Loop LinkBetasso Preserve
1
3,784 ft-230 ft
Louisville Rec Center adjacentLouisville
0
3,503 ft-31 ft
Loveland Recreation TrailLoveland
1
20 miles-578 ft
Lower BitterbrushHall Ranch
9
2 miles-697 ft
Marlatt TrailPella Crossing
0
5,102 ft-11 ft
Marshall ValleyMarshall Mesa/Doudy Draw/Flatirons Vista
1
1 miles-75 ft
Mayhoffer SingletreeMarshall Mesa/Doudy Draw/Flatirons Vista
3
2 miles-199 ft
Meadowlark TrailMarshall Mesa/Doudy Draw/Flatirons Vista
3
3 miles-224 ft
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