The City of Glenwood Springs is the Home Rule Municipality that is the county seat and the most populous municipality of Garfield County, Colorado, United States. Glenwood Springs is located at the confluence of the Roaring Fork River and the Colorado River, threading together the Roaring Fork Valley and a series of smaller towns up and down the Colorado River. As of the 2010 census it had a population of 9,614.Glenwood Springs is best known as a historic destination for vacationers with diverse natural amenities, most particularly hot springs, but gentrification and development have introduced modern cultural, dining, and recreational activities as well. It is also home to two of the campuses and the administrative offices of the Colorado Mountain College system.Glenwood Springs in 2015 was named the "Most Vibrant Small Town Arts Environment in the United States" by Southern Methodist University and the 5th Best Place to Live in America by Outside magazine.