Glenwood Springs is a home rule municipality that is the county seat of Garfield County, Colorado, United States. The city population was 9,963 at the 2020 United States Census. Glenwood Springs is located at the confluence of the Roaring Fork River and the Colorado River, connecting the Roaring Fork Valley and a series of smaller towns on the Colorado River.

The Roaring Fork Valley is a geographical region in western Colorado in the United States. The Roaring Fork Valley is one of the most affluent regions in Colorado and the U.S. as well as one of the most populous and economically vital areas of the Colorado Western Slope. The Valley is defined by the valley of the Roaring Fork River and its tributaries, including the Crystal and Fryingpan River. It includes the communities of Aspen, Snowmass Village, Basalt, Carbondale, and Glenwood Springs. Mount Sopris and the Roaring Fork River serve as symbols of the Roaring Fork Valley.