- Elevation: 5,430 feet
- Population: 290,558
Boulder County lies to the northwest of Denver, nestled against the Rocky Mountains. The largest city in the county is Boulder, home of the University of Colorado as well as a vibrant business community, including nationally-renowned Celestial Seasonings Teas. Smaller cities and towns in this county include Erie, Lafayette, Longmont and Louisville. www.co.boulder.co.us.
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