We promote active citizen involvement in the work of public health in Boulder County. Currently, we have more than 500 volunteers actively serving on boards, coalitions, and community coalitions as well as providing direct services through our department's programs and projects. Please communicate with us by e-mailing our Web master. Boulder County encompasses 753 square miles in the north-central part of Colorado, approximately 27 miles northwest of Denver. The geography in the county is quite diverse, ranging from the rolling plains and lush farmland in the eastern part of the county to the spectacular scenery of Rocky Mountain National Park in the western half.
Boulder County has both rural and urban settings.
Municipalities in the county include Boulder, Longmont, Broomfield, Lafayette, Louisville, Lyons, Nederland, Ward, Jamestown, Superior, and Erie. The unincorporated areas of Boulder County include the communities of Niwot, Gunbarrel, and Allenspark. Boulder County is home to one of the nation's largest concentrations of scientific, research, and high-tech industry. Additionally, the University of Colorado at Boulder, two school districts, and numerous recreational facilities are located here. Currently, the population of Boulder County is about 286,000.