National Directory of Trails / Colorado / Boulder Trails

Anne U. White Trail

Anne U. White Trail is a 3.3 mile out and back trail located near Boulder, Colorado that features a waterfall and is good for all skill levels. The trail is primarily used for hiking & trail running and is accessible year-round. Dogs are also able to use this trail.


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  • 3.3 miles
  • Boulder, CO

Betasso Preserve Trail

Betasso Preserve Trail is a 3.4 mile loop trail located near Boulder, Colorado, and is good for all skill levels. The trail is primarily used for hiking, trail running and mountain biking and is accessible from March until November. It also has an education outreach center.


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  • 3.4 miles
  • Boulder, CO

Community Ditch

Community Ditch is a 10.8 mile out and back trail located near Boulder, Colorado. The trail is good for all skill levels and primarily used for mountain biking & trail running.


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  • 10.8 miles
  • Boulder, CO

Doudy Draw Trail

Doudy Draw Trail is a 1.7 mile loop trail located near Boulder, Colorado that features a river and is good for all skill levels. The trail is primarily used for hiking, mountain biking & trail running and is accessible year-round. Dogs are also able to use this trail but must be on leash.


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  • 1.7 miles
  • Boulder, CO

Eagle / Sage Loop

Eagle / Sage Loop is a 5.6 mile loop trail located near Boulder, Colorado. The trail is good for all skill levels and primarily used for trail running.


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  • 5.6 miles
  • Boulder, CO

First Flatiron Trail

First Flatiron Trail is a 2.9 mile out and back trail located in Chautauqua Park near Boulder, Colorado and is rated as difficult. The trail is primarily used for hiking & trail running and is accessible year-round. Dogs are also able to use this trail but must be kept on leash.


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  • 2.9 miles
  • Boulder, CO

Foothills Trail Extension

Foothills Trail Extension is a 4.6 mile out and back trail located near Boulder, Colorado and is good for all skill levels. The trail is primarily used for trail running and is accessible year-round.


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  • 4.6 miles
  • Boulder, CO

Glacier Lake Road

Glacier Lake Road is a 10.8 mile out and back trail located near Boulder, Colorado and is rated as moderate. The trail is primarily used for mountain biking & trail running and is accessible from May until October.


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  • 10.8 miles
  • Boulder, CO

Green Mountain Loop

A popular peak hike providing views of the Indian Peaks and Boulder


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  • 6.2 miles
  • Boulder, CO

Greenbelt Plateau

Connects High Plains to Marshall Mesa trail system.


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  • 1.6 miles
  • Boulder, CO

Hogback Loop

Hogback Loop is a 2.8 mile loop trail located near Boulder, Colorado and is good for all skill levels. The trail is primarily used for trail running and is accessible year-round.


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  • 2.8 miles
  • Boulder, CO

Mesa Trail

Mesa Trail is a 13.40 mile loop trail located near Boulder, Colorado, and is rated as moderate. The trail is primarily used for hiking.


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  • 13.4 miles
  • Boulder, CO

Meyers Homestead Trail

Meyers Homestead Trail is a 5.2 mile out and back trail located near Boulder Colorado and is good for all skill levels. The trail is primarily used for hiking & trail running and is accessible from March until November.


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  • 5.2 miles
  • Boulder, CO

Mount Sanitas / Dakota Ridge

Mount Sanitas / Dakota Ridge is a 3.2 mile loop trail located near Boulder, Colorado and is rated as difficult. The trail is primarily used for hiking & trail running and is accessible year-round. Dogs are also able to use this trail.


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  • 3.2 miles
  • Boulder, CO

North Fork Shanahan

Shanahan Trail can be taken to either the North Fork or South Fork of the Shanahan through ponderosa pine savannah. Both trails intersect with the Mesa Trail. Bear Canyon Trail also accesses the Mesa Trail through the NCAR (National Center for Atmospheric Research) property.


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  • 3.3 miles
  • Boulder, CO

Royal Arch Trail

Royal Arch Trail is a 3.2 mile out and back trail located near Boulder, Colorado that features beautiful wild flowers and is rated as difficult. The trail is primarily used for hiking, mountain biking, trail running & walking and is accessible from May until November. Dogs and horses are also able to use this trail.


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  • 3.2 miles
  • Boulder, CO

Shanahan Ridge Trail

Easy trail takes you up through the open space along Shanahan Ridge. A North and South Fork allows for loops of various length. The trail system intersects with South Mesa Trail and provides access to the Shadow Canyon and Fern Gulch trails to Bear and South Boulder Peaks.


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  • 2.09 miles
  • Boulder, CO

Sourdough Trail

Sourdough Trail is a 12 mile out and back trail located near Boulder, Colorado that features a river and is rated as difficult. The trail is primarily used for mountain biking & trail running and is accessible from June until September.


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  • 12 miles
  • Boulder, CO

Tenderfoot Trail

Tenderfoot Trail is a 2.1 mile loop trail located near Boulder, Colorado that offers the chance to see wildlife. The trail is rated as moderate and primarily used for hiking, trail running & walking. Dogs are also able to use this trail.


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  • 2.1 miles
  • Boulder, CO

White Rocks Section Of The East Boulder Trail

White Rocks Section of the East Boulder Trail is a 4.4 mile out and back trail located near Boulder, Colorado and is good for all skill levels. The trail is primarily used for hiking, mountain biking & trail running and is accessible year round. Dogs and horses are also able to use this trail.


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  • 4.4 miles
  • Boulder, CO


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