Boulder Open Space and Mountain Parks

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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 Open Space and Mountain Parks

Longest trails

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

• E.M. Greenman Trail

  1.52 miGroundDifficulty unknown

• Hidden Valley

  1.50 miGroundDifficulty unknown

• Long Canyon Trail

  1.43 miGroundDifficulty unknown

• Eagle Trail

  1.43 miGroundDifficulty unknown

• Green Bear Trail

  1.41 miGroundDifficulty unknown

• Homestead Trail

  1.29 miGroundDifficulty unknown

• Ranger Trail

  1.27 miGroundDifficulty unknown

• Mount Sanitas Trail

  1.20 miGroundDifficulty unknown

• Gregory Canyon Trail

  1.19 miDirtDifficulty unknown

• Sunshine Canyon Trail

  1.17 miGroundDifficulty unknown

• Shadow Canyon Trail

  1.16 miGroundDifficulty unknown

• Saddle Rock Trail

  1.16 miGroundDifficulty unknown

• Sage Trail

  1.16 miDifficulty unknown

• Prairie Vista Trail

  1.12 miGroundDifficulty unknown

• Spring Brook Loop South Trail

  1.10 miDirtDifficulty unknown

• Cobalt Trail

  1.06 miGroundDifficulty unknown

• South Boulder Creek West Trail

  1.04 miGroundDifficulty unknown

• Wonderland Hill

  0.99 miDirtHiking

• Enchanted Mesa Trail

  0.97 miGroundDifficulty unknown

• Upper Big Bluestem Trail

  0.96 miGroundDifficulty unknown

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 Open Space and Mountain Parks ↗ (link last checked 2026-10-17)

Source

© OpenStreetMap contributors (ODbL). Area boundary from OSM relation/9848005. Boundaries can be incomplete or out of date.