Boulder County

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Counts are trails in our data whose start point lies inside this boundary. A loop is counted only where the source marks it as one.

Search trails near Boulder County

Longest trails

Ordered by measured length. This is a simple fact, not a quality ranking.

• Loop Link Trail

  0.69 miDirtDifficulty unknown

• Reach Around

  0.68 miDifficulty unknown

• N.C.A.R. Trail

  0.68 miGroundDifficulty unknown

• Bear Canyon - NCAR

  0.68 miDifficulty unknown

• Boot

  0.67 miDirtDifficulty unknown

• Super Vü

  0.67 miGroundMountain hiking

• Boy Scout Trail

  0.67 miGroundDifficulty unknown

• Lookout Trail

  0.67 miDirtDifficulty unknown

• Sacred Cliffs

  0.66 miDifficulty unknown

• Social 22

  0.66 miDifficulty unknown

• Waterfall

  0.66 miDirtDifficulty unknown

• Twin Lakes East

  0.66 miGravelDifficulty unknown

• Twin Lakes Off-Leash Trail

  0.66 miLoopGravelDifficulty unknown

• Chautauqua Trail

  0.66 miGroundDifficulty unknown

• Niwot Hills Trail

  0.65 miFine gravelDifficulty unknown

• Todd Gulch

  0.65 miDifficulty unknown

• Bluebell Hiking Trail

  0.65 miUnpavedDifficulty unknown

• Middle Fork Shanahan Trail

  0.64 miDirtHiking

• Bluebell-Baird Trail

  0.64 miGroundDifficulty unknown

• Wonderland Hill

  0.64 miDirtHiking

Official information

Parking, fees, permits, closures and rules are set by the managing agency and change often. We don't copy them here: check the official page before you go. Official page for Boulder County ↗ (link last checked 2026-10-17)

Source

© OpenStreetMap contributors (ODbL). Area boundary from OSM relation/1411337. Boundaries can be incomplete or out of date.