Amended fire restrictions: Stage 1 fire restrictions in western Boulder County. Fire restrictions rescinded in eastern Boulder County.

Boulder County government offices closed Monday, Oct. 14, in observance of Indigenous Peoples’ Day. The District Attorney’s Office is open Oct. 14.

Maps
Maps

Open Space Maps

View interactive maps, PDF maps, and other geography-based information related to open space properties and trails.

COTREX, Colorado Trail Explorer

COTREX

Colorado Trail Explorer (COTREX) is the state’s official trails app and is led by Colorado Parks and Wildlife and Department of Natural Resources. It is the most comprehensive trail map available for the state and is built using data from over 230 trail managers.

COTREX

Interactive map

Parks & Open Space Interactive Map

View the trails, see the property boundaries, and get driving directions to the trailheads.

Parks & Open Space Interactive Map

PDF maps

Parks, Trails & Open Space PDF Maps

Listing of all available parks, trails, and open space PDF maps.

Parks, Trails & Open Space PDF Maps

Property search

Property Search

Use the Assessor’s Property Search application to find property ownership and other property information.

Property Search

Rock climbing map

Rock Climbing Map

There are many places you can rock climb on Boulder County open space properties.

Rock Climbing Map

Contact Us

Parks & Open Space

8 a.m. to 4:30 p.m.
Monday-Friday

Office Location

5201 St. Vrain Road
Longmont, CO 80503
Map and Directions
Office Hours: 8 a.m. to 4:30 p.m.
Monday-Thursday
Friday by phone, email, or appointment only.

Parks are open sunrise to sunset