Unpaved
Trails whose mapped surface is dirt, gravel, ground or similar.
394 trails in Boulder County with this feature, longest first (trails under a quarter mile are hidden).
Deadass
0.46 miDirt404 ft climb one way (downhill as drawn)Difficulty unknownHobbit 3.5
0.46 miDirt165 ft gainDifficulty unknownLink Trail
0.45 miCompacted21 ft gainDifficulty unknownBear Canyon - NCAR Trail
0.45 miGround203 ft climb one way (downhill as drawn)Difficulty unknownGoat Path Trail
0.45 miGround317 ft climb one way (uphill as drawn)Mountain hikingCherryvale Trail
0.45 miFine gravel10 ft gainDifficulty unknownArapaho Peak Southeast Ridge Route
0.44 miDirt692 ft climb one way (uphill as drawn)Demanding mountain hikingBaughman'S Saddle Single Track Trail
0.44 miLoopGround137 ft gainDifficulty unknownMcClintock Upper Trail
0.44 miUnpaved282 ft climb one way (uphill as drawn)Mountain hikingCastle Cutoff
0.44 miDirt105 ft gainDifficulty unknownPipeline
0.44 miGravel23 ft gainDifficulty unknownWest Ridge Climbing Access Trail
0.44 miDirt813 ft climb one way (uphill as drawn)Difficulty unknownKing Lake Trail
0.43 miDirt332 ft climb one way (downhill as drawn)Difficulty unknownMitchell Lake Trailhead Connector Trail
0.42 miDirt106 ft climb one way (uphill as drawn)Difficulty unknownCannon Mountain Ditch
0.42 miDirt0 ft gainDifficulty unknownObservatory Trail
0.42 miGround10 ft gainDifficulty unknownLongs Peak Trail (The Boulderfield)
0.42 miUnpaved447 ft climb one way (uphill as drawn)Demanding mountain hikingSkunk Canyon
0.41 miDirt80 ft gainDifficulty unknownNorth Boulder Creek
0.41 miDirt0 ft gainDifficulty unknownProfessors' Ranch Trail
0.40 miGround131 ft gainDifficulty unknown
Data © OpenStreetMap contributors (ODbL); elevation from USGS 3DEP. Features can be missing or out of date.