Open Space Email Updates!

Receive information about Boulder Open Space and Mountain Parks trails, nature hikes, and projects to help our community enjoy and protect open space. Sign up for our "Field Notes" e-newsletter!

Trail & Trailhead

Interactive trail map

Trail Filters

Search By Name

Mobility Friendly

Trail Difficulty

Easy

Easy/Medium

Medium

Medium/Hard

Hard

Activity Types

Dogs

Bikers

Hikers

Horses

Trail Length (miles)

Min

Max

Trail Elevation Gain

Min

Max

Trail Width

Trail Status

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Upper Big Bluestem
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Viewpoint
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Wonderland Hill
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Wonderland Lake
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Wood's Quarry

Open Space Email Updates!

Trail & Trailhead

Trail Filters

Upper Big Bluestem

Viewpoint

Wonderland Hill

Wonderland Lake

Wood's Quarry