Arapahoe County, CO has a population of 637,068 people with a median age of 36.5 and a median household income of $70,950. Between 2015 and 2016 the population of Arapahoe County, CO grew from 631,096 to 637,068, a 0.95% increase and its median household income grew from $67,002 to $70,950, a 5.89% increase.
The population of Arapahoe County, CO is 61.1% White, 18.9% Hispanic, and 10.6% Black. 23.5% of the people in Arapahoe County, CO speak a non-English language, and 91.2% are U.S. citizens.
The largest universities in Arapahoe County, CO are Colorado State University-Global Campus, with 1,832 graduates, Arapahoe Community College, with 1,801 graduates, and Community College of Aurora, with 1,304 graduates.
The median property value in Arapahoe County, CO is $319,000, and the homeownership rate is 62.5%. Most people in Arapahoe County, CO commute by Drove Alone, and the average commute time is 25.6 minutes. The average car ownership in Arapahoe County, CO is 2 cars per household.
Arapahoe County, CO is the 3rd most populated county in Colorado and borders Adams County, CO; Denver County, CO; Douglas County, CO; Elbert County, CO; Jefferson County, CO; Lincoln County, CO; Washington County, CO& 2 more.