- Aspen is a city in and the county seat of Pitkin County, Colorado, United States. It is situated in a remote area of the Rocky Mountains' Sawatch Range and Elk Mountains, along the Roaring Fork River at an elevation just below 8,000 feet above sea level on the Western Slope, 11 miles west of the Continental Divide. As of the 2010 census, there were 6,658 permanent residents. Aspen is a great place to visit with family and friends alot of sightseeing ,forest visit and specially lifts cabin are available.Mustbgo there for a visit and give it a try
