In 2018, Jefferson County, CO had a population of 580k people with a median age of 40.3 and a median household income of $85,890. Between 2017 and 2018 the population of Jefferson County, CO grew from 574,613 to 580,233, a 0.978% increase and its median household income grew from $80,616 to $85,890, a 6.54% increase.
The 5 largest ethnic groups in Jefferson County, CO are White (Non-Hispanic) (77.7%), White (Hispanic) (12.7%), Asian (Non-Hispanic) (3.11%), Two+ (Non-Hispanic) (1.82%), and Other (Hispanic) (1.73%). NaNk% of the people in Jefferson County, CO speak a non-English language, and 97.2% are U.S. citizens.
The largest universities in Jefferson County, CO are Red Rocks Community College (2,829 degrees awarded in 2017), Colorado School of Mines (1,466 degrees), and Colorado Christian University (1,062 degrees).
The median property value in Jefferson County, CO is $440,200, and the homeownership rate is 69.5%. Most people in Jefferson County, CO commute by Drove Alone, and the average commute time is 25.5 minutes. The average car ownership in Jefferson County, CO is 2 cars per household.
Jefferson County, CO borders Broomfield County, CO, Clear Creek County, CO, Gilpin County, CO, Denver County, CO, Adams County, CO, Boulder County, CO, Douglas County, CO, Arapahoe County, CO, Park County, CO, and Teller County, CO.