Dog-friendly
Trails tagged in OpenStreetMap as allowing dogs (on or off leash). Check posted rules and the land manager.
82 trails in Boulder County with this feature, longest first (trails under a quarter mile are hidden).
Coon Trail
1.14 miDirt253 ft gainHikingKinnickinnick Loop
1.11 miLoopDirt124 ft gainHikingRainbow Lakes Trail
1.04 miGround254 ft gainMountain hikingDevils Thumb Trail
0.99 miMixed0 ft gainMountain hikingLittle Thompson Overlook Trail
0.94 miDirt163 ft gainDifficulty unknownMaryville Downhill
0.85 miDirt0 ft gainDifficulty unknownDevil's Thumb Trail
0.83 miDirt398 ft gainDifficulty unknownBob and Betty Lakes Trail
0.82 miDirt0 ft gainDifficulty unknownSouth Saint Vrain Trail
0.82 miGround20 ft gainMountain hikingDevil's Thumb Bypass Trail
0.79 miDirt0 ft gainDifficulty unknownWhoopp-Di-Doos
0.77 miGround44 ft gainHikingTungsten Loop
0.76 miDirt63 ft gainDifficulty unknownBaptiste Trail
0.74 miGround89 ft gainDifficulty unknownShanahan - North Fork Trail
0.73 miGround0 ft gainDifficulty unknownLost Lake Trail
0.72 miMixed370 ft gainMountain hikingCaribou Ranch Link
0.71 miDirt223 ft gainHikingBeaver Reservoir Cutoff Trail
0.69 miGround293 ft gainMountain hikingLookout Trail
0.67 miDirt107 ft gainDifficulty unknownTwin Lakes East
0.66 miGravel0 ft gainDifficulty unknownNiwot Cutoff Trail
0.61 miGround0 ft gainHiking
Data © OpenStreetMap contributors (ODbL); elevation from USGS 3DEP. Features can be missing or out of date.