JCOS System Map

The Jeffco Open Space system includes 56,000 acres of preserved land, 27 parks and 252 miles of trail. A variety of recreational opportunities are available on multi-use trails. Visit individual park pages for park-specific information.  

Jefferson County Open Space interactive map (Web)
Jefferson County Open Space operations dashboard (Web)

Land Boundaries by Association Type
Trails by Designated Use Type
Jefferson County Open Space System Map