In 2019, Jefferson County, CO had a population of 583k people with a median age of 40.2 and a median household income of $90,040. Between 2018 and 2019 the population of Jefferson County, CO grew from 580,233 to 582,881, a 0.456% increase and its median household income grew from $85,890 to $90,040, a 4.83% increase.
The 5 largest ethnic groups in Jefferson County, CO are White (Non-Hispanic) (77.7%), White (Hispanic) (12.6%), Asian (Non-Hispanic) (2.64%), Two+ (Non-Hispanic) (2.28%), and Other (Hispanic) (1.7%). 0% of the households in Jefferson County, CO speak a non-English language at home as their primary language, and 97.4% of the residents in Jefferson County, CO are U.S. citizens.
The largest universities in Jefferson County, CO are Red Rocks Community College (2,674 degrees awarded in 2019), Colorado School of Mines (1,595 degrees), and Colorado Christian University (1,237 degrees).
In 2019, the median property value in Jefferson County, CO was $461,200, and the homeownership rate was 69.7%. Most people in Jefferson County, CO drove alone to work, and the average commute time was 25.7 minutes. The average car ownership in Jefferson County, CO was 2 cars per household.