In N/A, Jefferson County, CO had a population of N/A people with a median age of 40.4 and a median household income of $107,800. Between N/A and N/A the population of Jefferson County, CO N/A from N/A to N/A, a N/A% N/A and its median household income grew from $103,167 to $107,800, a 4.49% increase.
The 5 largest ethnic groups in Jefferson County, CO are White (Non-Hispanic) (75.9%), Two+ (Hispanic) (6.75%), White (Hispanic) (6.02%), Two+ (Non-Hispanic) (3.67%), and Asian (Non-Hispanic) (2.78%).
None of the households in Jefferson County, CO reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
97.4% of the residents in Jefferson County, CO are U.S. citizens.
Most people in Jefferson County, CO drove alone to work, and the average commute time was 26.6 minutes. The average car ownership in Jefferson County, CO was N/A per household.
Jefferson County, CO borders Adams County, CO, Arapahoe County, CO, Boulder County, CO, Broomfield County, CO, Clear Creek County, CO, Denver County, CO, Douglas County, CO, Gilpin County, CO, Park County, CO, and Teller County, CO.