In 2017, Arapahoe County, CO had a population of 643k people with a median age of 36.7 and a median household income of $75,357. Between 2016 and 2017 the population of Arapahoe County, CO grew from 637,068 to 643,052, a 0.939% increase and its median household income grew from $70,950 to $75,357, a 6.21% increase.
The population of Arapahoe County, CO is 60.3% White Alone, 19.3% Hispanic or Latino, and 10.6% Black or African American Alone. 24.3% of the people in Arapahoe County, CO speak a non-English language, and 91.3% are U.S. citizens.
The largest universities in Arapahoe County, CO are Colorado State University-Global Campus (2,410 degrees awarded in 2016), Arapahoe Community College (1,691 degrees), and Community College of Aurora (1,149 degrees).
The median property value in Arapahoe County, CO is $366,300, and the homeownership rate is 63.7%. Most people in Arapahoe County, CO commute by Drove Alone, and the average commute time is 25.8 minutes. The average car ownership in Arapahoe County, CO is 2 cars per household.
Arapahoe County, CO borders Denver County, CO, Jefferson County, CO, Adams County, CO, Douglas County, CO, Elbert County, CO, Lincoln County, CO, and Washington County, CO.