The Jeffco Open Space system covers more than 56,000 acres, includes 28 parks and a trail system that spans 244 miles. View individual park pages for the trail map, specific regulations and tips about scenic areas and historical sights.

Jefferson County Open Space System Map

Jeffco Open Space parks are open one hour before sunrise to one hour after sunset with the exception of urban parks, Crown Hill, Van Bibber and Welchester Tree Grant Parks, which are open from 5:00 a.m. – 11:00 p.m. 

Lets Doo It 2017
Share the Trail YIELD