Boulder, Colorado
The City of Boulder is the Home Rule Municipality that is the county seat and the most populous municipality of Boulder County, Colorado, United States. Boulder is the principal city of the Boulder, CO Metropolitan Statistical Area and is a major city of the Front Range Urban Corridor. The city is located at the base of the foothills of the Rocky Mountains at an elevation of 5,430 feet above sea level, located 25 miles northwest of Denver.Boulder's... Show more population is estimated to be 105,673 as of 2019. It is home of the main campus of the University of Colorado, the state's largest university. The city frequently receives high rankings in art, health, well-being, quality of life, and education.