About mountain biking in Colorado

Colorado has 4,949 named trails tagged for mountain biking on the map, covering 11,074 miles, an average of 2.2 miles each. The longest is Tabeguache Trail in Mesa County, at 84.0 miles. 500 run 5 miles or longer. 53 of the state's counties have at least one; Jefferson County has the most, with 406 trails.

Top 100 mountain biking trails, longest first

Tabeguache TrailMTBMesa County84.0 mi bicycleMTBEagle County64.8 mi Palisade PlungeMTBMesa County58.7 mi TransAmerica Trail (Colorado)MTBFremont County47.7 mi Colorado Trail segment 7MTBSummit County45.9 mi East/West Regional TrailHikeMTBDouglas County35.5 mi Mineral Belt TrailMTBLake County34.3 mi High Line Canal TrailMTBArapahoe County33.7 mi Dillon Reservoir RecpathMTBSummit County32.6 mi South Fork TrailHikeMTBGrand County32.3 mi Fraser to Granby TrailMTBGrand County30.0 mi Continental Divide NSTHikeMTBHinsdale County28.2 mi Ralston Creek TrailMTBJefferson County27.3 mi Riverfront TrailHikeMTBMesa County26.4 mi Mary Carter Greenway TrailMTBArapahoe County25.7 mi Fruit and Wine Byway - East Orchard LoopMTBMesa County25.1 mi Continental Divide NSTHikeMTBSaguache County25.0 mi Timberline TrailHikeMTBGunnison County24.9 mi Sourdough TrailHikeMTBBoulder County24.6 mi Poudre River TrailHikeMTBLarimer County24.3 mi Jeffco Central BikewayMTBJefferson County23.8 mi Canyon TrailHikeMTBLarimer County23.3 mi Rocky Mountain Arsenal National Wildlife Refuge Perimeter TrailMTBAdams County23.3 mi B360MTBBoulder County23.2 mi Signal Butte Multi Use Trail - 717HikeMTBTeller County22.1 mi Long Hollow Trail 650HikeMTBDouglas County22.1 mi Denver D2MTBDenver County21.6 mi Loveland Recreation TrailMTBLarimer County21.3 mi Great Western TrailMTBWeld County21.0 mi Wyoming TrailHikeMTBRoutt County20.8 mi Midland Bike TrailMTBChaffee County20.0 mi Colorado Trail (Segment 6)HikeMTBSummit County19.9 mi Longmont-to-Boulder (LOBO) Regional TrailMTBBoulder County19.9 mi Colorado Trail (Segment 14)HikeMTBChaffee County19.8 mi Blue RouteMTBMesa County19.6 mi South Platte River TrailMTBAdams County19.4 mi Junction Creek TrailHikeMTBLa Plata County18.7 mi Glenwood CanyonMTBGarfield County18.7 mi Hermosa Creek TrailHikeMTBLa Plata County18.5 mi Pikes Peak GreenwayHikeMTBEl Paso County18.4 mi Marshall MesaMTBBoulder County18.4 mi Starvation CreekHikeMTBSaguache County18.4 mi Sand Creek TrailHikeMTBEl Paso County18.3 mi Longmont Loop - SouthMTBBoulder County17.6 mi Rocky Mountain Greenway TrailHikeMTBAdams County17.6 mi C-470 TrailHikeMTBJefferson County17.6 mi Dutch Creek TrailMTBJefferson County17.6 mi Piney Creek TrailMTBArapahoe County17.6 mi Pronghorn LoopMTBLarimer County17.6 mi Fossil Creek TrailMTBLarimer County17.5 mi Heil Valley RanchMTBBoulder County17.3 mi Foothills TrailHikeMTBLarimer County17.2 mi Spring Creek TrailHikeMTBLarimer County17.2 mi Fish Creek TrailHikeMTBLarimer County16.8 mi Bear Creek TrailHikeMTBJefferson County16.6 mi Grange Hall Creek TrailHikeMTBAdams County16.3 mi Colorado Trail (Segment 13)HikeMTBChaffee County16.2 mi Endlich Mesa TrailHikeMTBLa Plata County16.2 mi Colorado Trail (Segment 4)HikeMTBPark County16.2 mi Rock Island TrailHikeMTBEl Paso County16.1 mi Denver D21MTBDenver County16.1 mi Paradox TrailMTBMontrose County16.1 mi CDNST - Colorado Trail 1776HikeMTBSaguache County16.0 mi Clear Creek TrailMTBJefferson County15.9 mi 470 TrailMTBDouglas County15.8 mi Gore Valley TrailMTBEagle County15.8 mi Pine River TrailHikeMTBHinsdale County15.4 mi Tenmile RecpathMTBSummit County15.3 mi Walker Ranch LoopMTBBoulder County15.2 mi Peaks TrailMTBSummit County14.8 mi Continental Divide NSTHikeMTBSan Juan County14.8 mi Animas River TrailHikeMTBLa Plata County14.8 mi Morrison TrailHikeMTBMontezuma County14.6 mi Lowline Trail 438HikeMTBGunnison County14.6 mi Continental Divide Trail and Colorado Trail (Segment 9)HikeMTBLake County14.6 mi Stevens Creek TrailMTBLa Plata County14.5 mi Dallas Trail #200HikeMTBOuray County14.5 mi Arbaney KittelHikeMTBPitkin County14.4 mi Missionary Ridge TrailMTBLa Plata County14.4 mi High Plains TrailMTBArapahoe County14.3 mi Raggeds Trail 820HikeMTBGunnison County14.2 mi Plover TrailMTBLarimer County14.2 mi Cherry Creek TrailMTBArapahoe County14.2 mi Rustler's LoopHikeMTBMesa County14.1 mi East Plum Creek TrailMTBDouglas County14.1 mi Douglas County E/W TrailMTBDouglas County14.0 mi Glenwood Canyon TrailHikeMTBGarfield County13.8 mi Colorado Trail segment 5MTBPark County13.8 mi Niver Creek TrailHikeMTBAdams County13.7 mi Boulder Creek PathMTBBoulder County13.7 mi Left Hand OHV TrailsMTBBoulder County13.6 mi Denver D17MTBDenver County13.6 mi Alpine Trail 225HikeMTBGunnison County13.6 mi Brush Creek TrailMTBPitkin County13.5 mi Fraser River TrailMTBGrand County13.4 mi Rainbow Trail (FS1336)HikeMTBCuster County13.4 mi Liberty RoadHikeMTBSaguache County13.3 mi Doctor Park TrailHikeMTBGunnison County13.1 mi Colorado Trail (Segment 3)HikeMTBJefferson County13.1 mi Denver DIAMTBDenver County13.1 mi

Mountain Biking Trails by county

Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt August 28, 2026.