Jackson County, Colorado

Illinois River running through the Arapahoe National Wildlife Refuge. Photo: Kent Kanouse

Jackson County, also known as North Park, is one of the northernmost counties in Colorado and one of the least densely populated counties with only 1,379 residents as of 2020. Walden is the county seat and only incorporated municipality.

The county contains the Never Summer Wilderness, the 71,000-acre Colorado State Forest, and the Arapaho National Wildlife Refuge.

Visit the Jackson County Government website.

Jackson County Colorado Map — Jackson County map.

County Towns

Coalmont
Cowdrey
Gould
Rand
Walden

Adjacent Counties

Albany, WY – northeast
Carbon, WY – northwest
Grand – southeast
Larimer – east
Routt – west

Jackson County Courthouse Walden Colorado — Jackson County Courthouse in Walden.