Boulder is the county seat and most populous city of Boulder County and the 11th most populous city in the state of Colorado. It is located at the base of the foothills of the Rocky Mountains, at an elevation of 5,430 feet. The city is 25 miles northwest of Denver. The 2010 census estimated its population to be 97,385. The city is well known for its liberal outlook and rich culture.
Major employers in the city include University of Colorado, IBM, Ball Aerospace and Technologies Corp., Level 3 Communications, National Institute of Standards and Technology and National Oceanic and Atmospheric Administration, National Center for Atmospheric Research and many more.