Grand Junction is a home rule municipality that is the seat of government and largest city of Mesa County, Colorado, United States. Grand Junction's population was 65,560 at the 2020 United States Census, making it the most populous city in western Colorado and the 17th most populous Colorado municipality overall.
Country: United States
State: Colorado
County: Mesa
Incorporated: July 22, 1882
Elevation: 4,646 ft (1,416 m)
Area code: 970
Named for: Confluence of Grand River and Gunnison River
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