Bikes allowed
Trails tagged as open to bicycles. Rules and trail etiquette vary by land manager and season.
220 trails in Boulder County with this feature, longest first (trails under a quarter mile are hidden).
Picture Rock Trail
5.18 miDirt10 ft gainDifficulty unknownSourdough Trail
4.91 miGround271 ft gainMountain hikingOpen Sky Loop
4.88 miLoop143 ft gainDifficulty unknownWalker Ranch Loop
4.06 miDirt615 ft gainDifficulty unknownBitterbrush Trail
3.80 miDirt1,057 ft gainHikingNorth Sky Trail
3.68 miDirt222 ft gainDifficulty unknownWalker Ranch Loop
3.41 miDirt930 ft gainDifficulty unknownSourdough Trail
3.24 miGround449 ft gainDifficulty unknownCommunity Ditch Trail
3.21 miDirt10 ft gainDifficulty unknownButton Rock Mountain Trail
3.20 mi1,690 ft gainDifficulty unknownCanyon Loop
3.17 miLoopDirt470 ft gainDifficulty unknownEagle Wind Trail
2.97 miDirt442 ft gainDifficulty unknownLeft Hand Trail
2.91 miDirt116 ft gainDifficulty unknownWild Turkey Loop Trail
2.88 miDirt220 ft gainDifficulty unknownCoalton Trail
2.77 miDirt394 ft gainDifficulty unknownWiniger Ridge Trail
2.65 miGround65 ft gainDifficulty unknownMeyer's Homestead Trail
2.59 miGround65 ft gainDifficulty unknownPonderosa Loop Trail
2.59 miLoopDirt233 ft gainMountain hikingSourdough Trail
2.53 miGround742 ft gainDifficulty unknownNiwot Ridge Trail
2.52 miGravel65 ft gainHiking
Data © OpenStreetMap contributors (ODbL); elevation from USGS 3DEP. Features can be missing or out of date.